diff --git a/build/linux/SPECS/hc-linux-platform.spec b/build/linux/SPECS/hc-linux-platform.spec
index d7f39cd..6e61ee3 100644
--- a/build/linux/SPECS/hc-linux-platform.spec
+++ b/build/linux/SPECS/hc-linux-platform.spec
@@ -28,11 +28,12 @@ install -d -m 755 $RPM_BUILD_ROOT/opt/hc/lib
 install -d -m 755 $RPM_BUILD_ROOT/opt/hc/lib/platform
 install -d -m 755 $RPM_BUILD_ROOT/opt/hc/lib/platform/linux
 cp ../SOURCES/lib/platform/linux/check_linux_burp_backup.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_burp_backup.sh
+cp ../SOURCES/lib/platform/linux/check_linux_burp_status.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_burp_status.sh
+cp ../SOURCES/lib/platform/linux/check_linux_es_status.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_es_status.sh
 cp ../SOURCES/lib/platform/linux/check_linux_file_age.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_file_age.sh
 cp ../SOURCES/lib/platform/linux/check_linux_file_change.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_file_change.sh
 cp ../SOURCES/lib/platform/linux/check_linux_fs_mounts.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_fs_mounts.sh
 cp ../SOURCES/lib/platform/linux/check_linux_fs_usage.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_fs_usage.sh
-cp ../SOURCES/lib/platform/linux/check_linux_burp_status.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_burp_status.sh
 cp ../SOURCES/lib/platform/linux/check_linux_httpd_status.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_httpd_status.sh
 cp ../SOURCES/lib/platform/linux/check_linux_mysqld_status.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_mysqld_status.sh
 cp ../SOURCES/lib/platform/linux/check_linux_named_status.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_named_status.sh
@@ -57,6 +58,7 @@ cp ../SOURCES/lib/platform/linux/check_linux_vz_ct_counters.sh $RPM_BUILD_ROOT/o
 cp ../SOURCES/lib/platform/linux/check_linux_vz_ct_status.sh $RPM_BUILD_ROOT/opt/hc/lib/platform/linux/check_linux_vz_ct_status.sh
 install -d -m 755 $RPM_BUILD_ROOT/etc/opt/hc
 cp ../SOURCES/etc/check_linux_burp_backup.conf.dist $RPM_BUILD_ROOT/etc/opt/hc/check_linux_burp_backup.conf.dist
+cp ../SOURCES/etc/check_linux_es_status.conf.dist $RPM_BUILD_ROOT/etc/opt/hc/check_linux_es_status.conf.dist
 cp ../SOURCES/etc/check_linux_file_age.conf.dist $RPM_BUILD_ROOT/etc/opt/hc/check_linux_file_age.conf.dist
 cp ../SOURCES/etc/check_linux_file_change.conf.dist $RPM_BUILD_ROOT/etc/opt/hc/check_linux_file_change.conf.dist
 cp ../SOURCES/etc/check_linux_fs_usage.conf.dist $RPM_BUILD_ROOT/etc/opt/hc/check_linux_fs_usage.conf.dist
@@ -115,11 +117,12 @@ echo "INFO: finished post-uninstall script"
 %dir /opt/hc/lib/platform
 %dir /opt/hc/lib/platform/linux
 %attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_burp_backup.sh
+%attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_burp_status.sh
+%attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_es_status.sh
 %attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_file_age.sh
 %attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_file_change.sh
 %attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_fs_mounts.sh
 %attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_fs_usage.sh
-%attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_burp_status.sh
 %attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_httpd_status.sh
 %attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_mysqld_status.sh
 %attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_named_status.sh
@@ -144,6 +147,7 @@ echo "INFO: finished post-uninstall script"
 %attr(755, root, root) /opt/hc/lib/platform/linux/check_linux_vz_ct_status.sh
 %dir /etc/opt/hc
 %attr(644, root, root) /etc/opt/hc/check_linux_burp_backup.conf.dist
+%attr(644, root, root) /etc/opt/hc/check_linux_es_status.conf.dist
 %attr(644, root, root) /etc/opt/hc/check_linux_file_age.conf.dist
 %attr(644, root, root) /etc/opt/hc/check_linux_file_change.conf.dist
 %attr(644, root, root) /etc/opt/hc/check_linux_fs_usage.conf.dist
@@ -167,6 +171,8 @@ echo "INFO: finished post-uninstall script"
 %attr(644, root, root) /etc/opt/hc/core/templates/mail_body.tpl-check_linux_root_crontab
 
 %changelog
+* Sat Mar 09 2019 <patrick@kudos.be> - 0.1.5
+- Added check_linux_es_status
 * Sun Feb 10 2019 <patrick@kudos.be> - 0.1.4
 - Added check_linux_mysqld_status
 * Thu Feb 07 2019 <patrick@kudos.be> - 0.1.3
diff --git a/configs/etc/check_linux_burp_backup.conf.dist b/configs/etc/check_linux_burp_backup.conf.dist
index 2bf2ac6..0eaea45 100644
--- a/configs/etc/check_linux_burp_backup.conf.dist
+++ b/configs/etc/check_linux_burp_backup.conf.dist
@@ -6,11 +6,18 @@
 # [default: indicates hardcoded script values if no value is defined here]
 #******************************************************************************
 
-# client name; maximum amount of warnings allowed; maximum backup age (hours/days/weeks)
+# specify whether to also log passed health checks
+# (warning: this may rapidly grow the HC log)
+# [default: no]
+log_healthy="yes"
+
+# specify client & backup details
+# Format:
+#   client:<client_name>:<max_warnings_allowed>:<max_backup_age>(d|h|w)
 # Examples:
-#testclient1;0;10h
-#testclient2;0;2d
-#testclient3;0;5w
+#client:host1:0:10h
+#client:host2:0:2d
+#client:host3:0:5w
 
 
 #******************************************************************************
diff --git a/configs/etc/check_linux_es_status.conf.dist b/configs/etc/check_linux_es_status.conf.dist
new file mode 100644
index 0000000..2feed67
--- /dev/null
+++ b/configs/etc/check_linux_es_status.conf.dist
@@ -0,0 +1,21 @@
+#******************************************************************************
+# @(#) check_linux_es_status.conf
+#******************************************************************************
+# This is a configuration file for the check_linux_es_status HC plugin.
+# All lines starting with a '#' are comment lines.
+# [default: indicates hardcoded script values if no value is defined here]
+#******************************************************************************
+
+# specify whether to also log passed health checks
+# (warning: this may rapidly grow the HC log)
+# [default: no]
+log_healthy="yes"
+
+# specify the URL of the Elasticsearch instance (host:port)
+# [default: http://localhost:9200]
+es_url="http://localhost:9200"
+
+
+#******************************************************************************
+# End of FILE
+#******************************************************************************
diff --git a/configs/etc/check_linux_file_age.conf.dist b/configs/etc/check_linux_file_age.conf.dist
index b3fc864..4fd1889 100644
--- a/configs/etc/check_linux_file_age.conf.dist
+++ b/configs/etc/check_linux_file_age.conf.dist
@@ -6,10 +6,19 @@
 # [default: indicates hardcoded script values if no value is defined here]
 #******************************************************************************
 
-# file (full path); maximum age in minutes since last change
-/var/log/messages;60
-/var/log/ntp.log;30
+# specify whether to also log passed health checks
+# (warning: this may rapidly grow the HC log)
+# [default: no]
+log_healthy="yes"
+
+# specify file details
+# Format:
+#   file:<file_path>:<max_age_minutes_since_last_change>
+# Examples:
+#file:/var/log/messages:60
+#file:/var/log/ntp.log:30
+
 
 #******************************************************************************
 # End of FILE
-#******************************************************************************
\ No newline at end of file
+#******************************************************************************
diff --git a/configs/etc/check_linux_file_change.conf.dist b/configs/etc/check_linux_file_change.conf.dist
index 64eed41..ec19e2d 100644
--- a/configs/etc/check_linux_file_change.conf.dist
+++ b/configs/etc/check_linux_file_change.conf.dist
@@ -6,6 +6,11 @@
 # [default: indicates hardcoded script values if no value is defined here]
 #******************************************************************************
 
+# specify whether to also log passed health checks
+# (warning: this may rapidly grow the HC log)
+# [default: no]
+log_healthy="yes"
+
 # name of the state file to use (will be relative to /var/opt/hc/state/persistent
 # [default: discovered.file_change]
 state_file=discovered.file_change
diff --git a/configs/etc/check_linux_hpacucli.conf.dist b/configs/etc/check_linux_hpacucli.conf.dist
index 0a195c0..708fdba 100644
--- a/configs/etc/check_linux_hpacucli.conf.dist
+++ b/configs/etc/check_linux_hpacucli.conf.dist
@@ -6,6 +6,11 @@
 # [default: indicates hardcoded script values if no value is defined here]
 #******************************************************************************
 
+# specify whether to also log passed health checks
+# (warning: this may rapidly grow the HC log)
+# [default: no]
+log_healthy="yes"
+
 # location of 'hpacucli' tool
 hpacucli_bin="/usr/sbin/hpacucli"
 
@@ -21,6 +26,7 @@ do_acu_physical=1
 #  controller slot=X logicaldrive all show status (0=off, 1=on) [default: 1]
 do_acu_logical=1
 
+
 #******************************************************************************
 # End of FILE
-#******************************************************************************
\ No newline at end of file
+#******************************************************************************
diff --git a/configs/etc/check_linux_hpasmcli.conf.dist b/configs/etc/check_linux_hpasmcli.conf.dist
index 30d2d82..6072978 100644
--- a/configs/etc/check_linux_hpasmcli.conf.dist
+++ b/configs/etc/check_linux_hpasmcli.conf.dist
@@ -6,6 +6,11 @@
 # [default: indicates hardcoded script values if no value is defined here]
 #******************************************************************************
 
+# specify whether to also log passed health checks
+# (warning: this may rapidly grow the HC log)
+# [default: no]
+log_healthy="yes"
+
 # location of 'hpasmcli' tool
 hpasmcli_bin="/sbin/hpasmcli"
 
@@ -24,6 +29,7 @@ do_asm_server=1
 # SHOW TEMPERATURE (0=off, 1=on) [default: 1]
 do_asm_temperature=1
 
+
 #******************************************************************************
 # End of FILE
-#******************************************************************************
\ No newline at end of file
+#******************************************************************************
diff --git a/configs/etc/check_linux_hplog.conf.dist b/configs/etc/check_linux_hplog.conf.dist
index 6b111c4..1c2e83e 100644
--- a/configs/etc/check_linux_hplog.conf.dist
+++ b/configs/etc/check_linux_hplog.conf.dist
@@ -6,6 +6,11 @@
 # [default: indicates hardcoded script values if no value is defined here]
 #******************************************************************************
 
+# specify whether to also log passed health checks
+# (warning: this may rapidly grow the HC log)
+# [default: no]
+log_healthy="yes"
+
 # location of 'hpacucli' tool
 hplog_bin="/sbin/hplog"
 
diff --git a/configs/etc/check_linux_hpssacli.conf.dist b/configs/etc/check_linux_hpssacli.conf.dist
index 1121ca5..d8f0f0a 100644
--- a/configs/etc/check_linux_hpssacli.conf.dist
+++ b/configs/etc/check_linux_hpssacli.conf.dist
@@ -6,6 +6,11 @@
 # [default: indicates hardcoded script values if no value is defined here]
 #******************************************************************************
 
+# specify whether to also log passed health checks
+# (warning: this may rapidly grow the HC log)
+# [default: no]
+log_healthy="yes"
+
 # location of 'hpssacli' tool
 hpssacli_bin="/usr/sbin/hpssacli"
 
@@ -23,4 +28,4 @@ do_ssa_logical=1
 
 #******************************************************************************
 # End of FILE
-#******************************************************************************
\ No newline at end of file
+#******************************************************************************
diff --git a/configs/etc/check_linux_root_crontab.conf.dist b/configs/etc/check_linux_root_crontab.conf.dist
index 220a44c..c54bb3e 100644
--- a/configs/etc/check_linux_root_crontab.conf.dist
+++ b/configs/etc/check_linux_root_crontab.conf.dist
@@ -6,8 +6,17 @@
 # [default: indicates hardcoded script values if no value is defined here]
 #******************************************************************************
 
+# specify whether to also log passed health checks
+# (warning: this may rapidly grow the HC log)
+# [default: no]
+log_healthy="yes"
+
 # list of commands (or strings) that should appear in active cron entries
-/usr/bin/cfg2html-linux
+# Format:
+#  cron:<cron_entry>
+# Examples:
+#cron:/usr/bin/cfg2html-linux
+
 
 #******************************************************************************
 # End of FILE
diff --git a/configs/etc/check_linux_sg_cluster_status.conf.dist b/configs/etc/check_linux_sg_cluster_status.conf.dist
index 71bb1fb..4f51da3 100644
--- a/configs/etc/check_linux_sg_cluster_status.conf.dist
+++ b/configs/etc/check_linux_sg_cluster_status.conf.dist
@@ -6,9 +6,16 @@
 # [default: indicates hardcoded script values if no value is defined here]
 #******************************************************************************
 
-# list of required cluster statuses (format : "parameter=value")
+# specify whether to also log passed health checks
+# (warning: this may rapidly grow the HC log)
+# [default: no]
+log_healthy="yes"
+
+# list of required cluster statuses
+# Format:
+#  sg:<parameter>=<value>
 # Examples:
-#status=up
+#sg:status=up
 
 
 #******************************************************************************
diff --git a/configs/etc/check_linux_sg_package_status.conf.dist b/configs/etc/check_linux_sg_package_status.conf.dist
index 7883d9f..8de6379 100644
--- a/configs/etc/check_linux_sg_package_status.conf.dist
+++ b/configs/etc/check_linux_sg_package_status.conf.dist
@@ -6,9 +6,16 @@
 # [default: indicates hardcoded script values if no value is defined here]
 #******************************************************************************
 
-# list of required package statuses (format : "package_name:parameter=value")
+# specify whether to also log passed health checks
+# (warning: this may rapidly grow the HC log)
+# [default: no]
+log_healthy="yes"
+
+# list of required package statuses
+# Format:
+#  sg:<package_name>:<parameter>=<value>
 # Examples:
-#my_package|status=up
+#sg:my_package:status=up
 
 
 #******************************************************************************
diff --git a/configs/etc/check_linux_vz_ct_counters.conf.dist b/configs/etc/check_linux_vz_ct_counters.conf.dist
index 42e3477..bd3f2f0 100644
--- a/configs/etc/check_linux_vz_ct_counters.conf.dist
+++ b/configs/etc/check_linux_vz_ct_counters.conf.dist
@@ -13,9 +13,9 @@ log_healthy="yes"
 
 # specify containers for which to check the UBC
 # Format:
-# [ct:<ct_id>]
+#  [ct:<ct_id>]
 # Examples:
-# ct:100
+#ct:100
 
 #******************************************************************************
 # End of FILE
diff --git a/configs/etc/check_linux_vz_ct_status.conf.dist b/configs/etc/check_linux_vz_ct_status.conf.dist
index 43bebcc..7ba951c 100644
--- a/configs/etc/check_linux_vz_ct_status.conf.dist
+++ b/configs/etc/check_linux_vz_ct_status.conf.dist
@@ -12,7 +12,8 @@
 log_healthy="yes"
 
 # specify properties as displayed by the 'vzlist -a -H -o ctid,status,onboot' command
-# [ct:<ct_id>:<runtime_status>:<boot_status>]
+# Format:
+#  [ct:<ct_id>:<runtime_status>:<boot_status>]
 # runtime_status should be 'running' or 'stopped'
 # boot_status should be 'yes' or 'no'
 # Examples:
diff --git a/sources/lib/platform/linux/check_linux_burp_backup.sh b/sources/lib/platform/linux/check_linux_burp_backup.sh
index 3946759..4e53a41 100644
--- a/sources/lib/platform/linux/check_linux_burp_backup.sh
+++ b/sources/lib/platform/linux/check_linux_burp_backup.sh
@@ -19,7 +19,7 @@
 # @(#) MAIN: check_linux_burp_backup
 # DOES: see _show_usage()
 # EXPECTS: see _show_usage()
-# REQUIRES: data_comma2space(),init_hc(), log_hc(),
+# REQUIRES: data_comma2space(), init_hc(), log_hc(), warn()
 #           GNU date that can calculate UNIX epoch seconds from given date,
 #           BURP server must be be able to impersonate configured clients
 #
@@ -29,6 +29,8 @@
 # @(#) 2018-08-25: support for burp v2 [Patrick Van der Veken]
 # @(#) 2018-10-28: fixed (linter) errors [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: changed format of stanzas in configuration file &
+# @(#)             added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -40,7 +42,7 @@ function check_linux_burp_backup
 typeset _BURP_SERVER_CONFIG_FILE="/etc/burp/burp-server.conf"
 typeset _BURP_CLIENT_CONFIG_FILE="/etc/burp/burp.conf"
 typeset _CONFIG_FILE="${CONFIG_DIR}/$0.conf"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -51,6 +53,8 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _CFG_HEALTHY=""
+typeset _LOG_HEALTHY=0
 typeset _BURP_BIN=""
 typeset _BURP_AGE=""
 typeset _BURP_BACKUP_DIR=""
@@ -60,6 +64,7 @@ typeset _BURP_VERSION=""
 typeset _BURP_WARNINGS=""
 typeset _GNU_DATE=""
 typeset _COUNT=1
+typeset _IS_OLD_STYLE=0
 typeset _NOW="$(date '+%Y%m%d %H%M' 2>/dev/null)"       # format: YYYYMMDD HHMM
 
 # handle arguments (originally comma-separated)
@@ -79,6 +84,38 @@ then
     warn "unable to read configuration file at ${_CONFIG_FILE}"
     return 1
 fi
+_CFG_HEALTHY=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'log_healthy')
+case "${_CFG_HEALTHY}" in
+    yes|YES|Yes)
+        _LOG_HEALTHY=1
+        ;;
+    *)
+        # do not override hc_arg
+        (( _LOG_HEALTHY > 0 )) || _LOG_HEALTHY=0
+        ;;
+esac
+
+# check for old-style configuration file (non-prefixed stanzas)
+_IS_OLD_STYLE=$(grep -c -E -e "^client:" ${_CONFIG_FILE} 2>/dev/null)
+if (( _IS_OLD_STYLE > 0 ))
+then
+    warn "no 'client:' stanza(s) found in ${_CONFIG_FILE}; possibly an old-style configuration?"
+    return 1
+fi
+
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
 
 # check for capable GNU date
 _GNU_DATE=$(date --date="1 day ago" '+%s' 2>/dev/null)
@@ -146,8 +183,8 @@ case "${_BURP_VERSION}" in
 esac
 
 # check backup runs of clients
-grep -v -E -e '^$' -e '^#' ${_CONFIG_FILE} 2>/dev/null |\
-    while IFS=';' read _BURP_CLIENT _BURP_WARNINGS _BURP_AGE
+grep -E -e "^client:" ${_CONFIG_FILE} 2>/dev/null |\
+    while IFS=':' read _ _BURP_CLIENT _BURP_WARNINGS _BURP_AGE
 do
     typeset _BACKUP_AGING=""
     typeset _BACKUP_DATE=""
@@ -278,11 +315,14 @@ do
                 :
                 ;;
         esac
-        log_hc "$0" ${_STC} "${_MSG}"
+        if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+        then
+            log_hc "$0" ${_STC} "${_MSG}"
+        fi
         _COUNT=$(( _COUNT + 1 ))
 
         # save STDOUT
-        if (( _STC =! 0 ))
+        if (( _STC > 0 ))
         then
             print "=== ${_BURP_CLIENT}: ${_BACKUP_RUN} ===" >>${HC_STDOUT_LOG}
             ${_BURP_BIN} -c ${_BURP_SERVER_CONFIG_FILE} -a S -C ${_BURP_CLIENT} -b ${_BACKUP_RUN} -z log.gz >>${HC_STDOUT_LOG} 2>>${HC_STDERR_LOG}
@@ -301,12 +341,15 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3 with:
-            backup_age=<days_till_last_backup>
-PURPOSE : Checks the status and age of saved burp client backups.
-          Should only berun only on a burp backup server (supports burp v1 and v2)
+NAME        : $1
+VERSION     : $2
+CONFIG      : $3 with parameters:
+                log_healthy=<yes|no>
+              and formatted stanzas:
+                client:<client_name>:<max_warnings_allowed>:<max_backup_age>(d|h|w)
+PURPOSE     : Checks the status and age of saved burp client backups.
+              Should only be run only on a burp backup server (supports burp v1 and v2)
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_burp_status.sh b/sources/lib/platform/linux/check_linux_burp_status.sh
index 7c368e0..cc9a652 100644
--- a/sources/lib/platform/linux/check_linux_burp_status.sh
+++ b/sources/lib/platform/linux/check_linux_burp_status.sh
@@ -19,13 +19,14 @@
 # @(#) MAIN: check_linux_burp_status
 # DOES: see _show_usage()
 # EXPECTS: n/a
-# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2016-12-01: initial version [Patrick Van der Veken]
 # @(#) 2017-05-08: fix fall-back for sysv->pgrep [Patrick Van der Veken]
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -36,7 +37,7 @@ function check_linux_burp_status
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _BURP_INIT_SCRIPT="/etc/init.d/burp"
 typeset _BURP_SYSTEMD_SERVICE="burp.service"
-typeset _VERSION="2019-01-24"							# YYYY-MM-DD
+typeset _VERSION="2019-03-09"							# YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -47,6 +48,7 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _LOG_HEALTHY=0
 typeset _RC=0
 
 # handle arguments (originally comma-separated)
@@ -59,6 +61,20 @@ do
     esac
 done
 
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
+
 # 1) try using the init ways
 linux_get_init
 case "${LINUX_INIT}" in
@@ -67,7 +83,7 @@ case "${LINUX_INIT}" in
         ;;
     'upstart')
         warn "code for upstart managed systems not implemented, NOOP"
-		return 1
+    return 1
         ;;
     'sysv')
         if [[ -x ${_BURP_INIT_SCRIPT} ]]
@@ -104,7 +120,10 @@ case ${_STC} in
         _MSG="could not determine status of burp"
         ;;
 esac
-log_hc "$0" ${_STC} "${_MSG}"
+if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+then
+    log_hc "$0" ${_STC} "${_MSG}"
+fi
 
 return 0
 }
@@ -113,10 +132,10 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks whether a Burp (backup server daemon) is running
+NAME        : $1
+VERSION     : $2
+PURPOSE     : Checks whether a Burp (backup server daemon) is running
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_es_status.sh b/sources/lib/platform/linux/check_linux_es_status.sh
new file mode 100644
index 0000000..f17293e
--- /dev/null
+++ b/sources/lib/platform/linux/check_linux_es_status.sh
@@ -0,0 +1,162 @@
+#!/usr/bin/env ksh
+#******************************************************************************
+# @(#) check_linux_es_status.sh
+#******************************************************************************
+# @(#) Copyright (C) 2019 by KUDOS BVBA (info@kudos.be).  All rights reserved.
+#
+# This program is a free software; you can redistribute it and/or modify
+# it under the same terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details
+#******************************************************************************
+#
+# DOCUMENTATION (MAIN)
+# -----------------------------------------------------------------------------
+# @(#) MAIN: check_linux_es_status
+# DOES: see _show_usage()
+# EXPECTS: n/a
+# REQUIRES: curl, data_comma2space(), dump_logs(), init_hc(), log_hc()
+#
+# @(#) HISTORY:
+# @(#) 2019-03-09: initial version [Patrick Van der Veken]
+# -----------------------------------------------------------------------------
+# DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
+#******************************************************************************
+
+# -----------------------------------------------------------------------------
+function check_linux_es_status
+{
+# ------------------------- CONFIGURATION starts here -------------------------
+typeset _CONFIG_FILE="${CONFIG_DIR}/$0.conf"
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
+typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
+# ------------------------- CONFIGURATION ends here ---------------------------
+
+# set defaults
+(( ARG_DEBUG > 0 && ARG_DEBUG_LEVEL > 0 )) && set ${DEBUG_OPTS}
+init_hc "$0" "${_SUPPORTED_PLATFORMS}" "${_VERSION}"
+typeset _ARGS=$(data_comma2space "$*")
+typeset _ARG=""
+typeset _MSG=""
+typeset _STC=0
+typeset _CFG_HEALTHY=""
+typeset _LOG_HEALTHY=0
+typeset _CFG_ES_URL=""
+typeset _API_URL=""
+typeset _ES_STATUS=""
+typeset _ES_URL=""
+
+# handle arguments (originally comma-separated)
+for _ARG in ${_ARGS}
+do
+    case "${_ARG}" in
+        help)
+            _show_usage $0 ${_VERSION} ${_CONFIG_FILE} && return 0
+            ;;
+    esac
+done
+
+# handle configuration file
+[[ -n "${ARG_CONFIG_FILE}" ]] && _CONFIG_FILE="${ARG_CONFIG_FILE}"
+if [[ ! -r ${_CONFIG_FILE} ]]
+then
+    warn "unable to read configuration file at ${_CONFIG_FILE}"
+    return 1
+fi
+# read configuration values
+_CFG_ES_URL=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'es_url')
+if [[ -z "${_CFG_ES_URL}" ]]
+then
+    warn "no value for 'es_url' specified in ${_CONFIG_FILE}, using localhost default"
+    _ES_URL="http://localhost:9200"
+else
+    _ES_URL="${_CFG_ES_URL}"
+fi
+_API_URL="${_ES_URL}/_cat/health?h=status"
+_CFG_HEALTHY=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'log_healthy')
+case "${_CFG_HEALTHY}" in
+    yes|YES|Yes)
+        _LOG_HEALTHY=1
+        ;;
+    *)
+        # do not override hc_arg
+        (( _LOG_HEALTHY > 0 )) || _LOG_HEALTHY=0
+        ;;
+esac
+
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
+
+# check curl
+_CURL_BIN="$(which curl 2>>${HC_STDERR_LOG})"
+if [[ ! -x ${_CURL_BIN} || -z "${_CURL_BIN}" ]]
+then
+    warn "curl is not installed here"
+    return 1
+fi
+
+# get cluster check_linux_es_status
+(( ARG_DEBUG > 0 && ARG_DEBUG_LEVEL > 0 )) && debug "curl command: ${_CURL_BIN} -XGET '${_API_URL}'"
+_ES_STATUS=$(${_CURL_BIN} -XGET "${_API_URL}" 2>>${HC_STDERR_LOG})
+if (( $? > 0 )) || [[ -z "${_ES_STATUS}" ]]
+then
+    _MSG="unable to run command {${_CURL_BIN} -XGET '${_API_URL}'}"
+    log_hc "$0" 1 "${_MSG}"
+    # dump debug info
+    (( ARG_DEBUG > 0 && ARG_DEBUG_LEVEL > 0 )) && dump_logs
+fi
+
+# parse status results
+case "${_ES_STATUS}" in
+    green)
+        _MSG="state of ES instance at ${_ES_URL} is OK [${_ES_STATUS}]"
+        _STC=0
+        ;;
+    *)
+        _MSG="state of ES instance at ${_ES_URL} is NOK [${_ES_STATUS}]"
+        _STC=1
+        ;;
+esac
+if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+then
+    log_hc "$0" ${_STC} "${_MSG}" "${_ES_STATUS}" "green"
+fi
+
+return 0
+}
+
+# -----------------------------------------------------------------------------
+function _show_usage
+{
+cat <<- EOT
+NAME        : $1
+VERSION     : $2
+CONFIG      : $3 with parameters:
+               log_healthy=<yes|no>
+               es_url=<url_of_es_api>
+PURPOSE     : Checks the status of an Elastich search instance (green)
+LOG HEALTHY : Supported
+
+EOT
+
+return 0
+}
+
+#******************************************************************************
+# END of script
+#******************************************************************************
diff --git a/sources/lib/platform/linux/check_linux_file_age.sh b/sources/lib/platform/linux/check_linux_file_age.sh
index 1f2de21..2c75c28 100644
--- a/sources/lib/platform/linux/check_linux_file_age.sh
+++ b/sources/lib/platform/linux/check_linux_file_age.sh
@@ -19,13 +19,16 @@
 # @(#) MAIN: check_linux_file_age
 # DOES: see _show_usage()
 # EXPECTS: see _show_usage()
-# REQUIRES: data_comma2space(), init_hc(), log_hc()
+# REQUIRES: GNU find, data_comma2space(), data_is_numeric(), init_hc(),
+#            log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2013-05-27: initial version [Patrick Van der Veken]
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2018-10-28: fixed (linter) errors [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added code for data_is_numeric(), changed format of configuration
+# @(#)             file (; -> :) & added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -35,7 +38,7 @@ function check_linux_file_age
 {
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _CONFIG_FILE="${CONFIG_DIR}/$0.conf"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -46,12 +49,14 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
-typeset _ENTRY=""
+typeset _CFG_HEALTHY=""
+typeset _LOG_HEALTHY=0
 typeset _AGE_CHECK=""
 typeset _FILE_PATH=""
 typeset _FILE_AGE=""
 typeset _FILE_NAME=""
 typeset _FILE_DIR=""
+typeset _IS_OLD_STYLE=0
 
 # handle arguments (originally comma-separated)
 for _ARG in ${_ARGS}
@@ -70,14 +75,41 @@ then
     warn "unable to read configuration file at ${_CONFIG_FILE}"
     return 1
 fi
+case "${_CFG_HEALTHY}" in
+    yes|YES|Yes)
+        _LOG_HEALTHY=1
+        ;;
+    *)
+        # do not override hc_arg
+        (( _LOG_HEALTHY > 0 )) || _LOG_HEALTHY=0
+        ;;
+esac
+
+# check for old-style configuration file (non-prefixed stanzas)
+_IS_OLD_STYLE=$(grep -c -E -e "^file:" ${_CONFIG_FILE} 2>/dev/null)
+if (( _IS_OLD_STYLE > 0 ))
+then
+    warn "no 'file:' stanza(s) found in ${_CONFIG_FILE}; possibly an old-style configuration?"
+    return 1
+fi
+
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
 
 # perform check
-grep -v -E -e '^$' -e '^#' ${_CONFIG_FILE} 2>/dev/null | while read _ENTRY
+grep -E -e "^file:" ${_CONFIG_FILE} 2>/dev/null | while IFS=":" read -r _ _FILE_PATH _FILE_AGE
 do
-    # field split
-    _FILE_PATH=$(print "${_ENTRY%%;*}")
-    _FILE_AGE=$(print "${_ENTRY##*;}")
-
     # split file/dir
     _FILE_NAME=$(print "${_FILE_PATH##*/}")
     _FILE_DIR=$(print "${_FILE_PATH%/*}")
@@ -88,16 +120,12 @@ do
         warn "missing values in configuration file at ${_CONFIG_FILE}"
         return 1
     fi
-    case "${_FILE_AGE}" in
-        +([0-9])*(.)*([0-9]))
-            # numeric, OK
-            ;;
-        *)
-            # not numeric
-            warn "invalid file age value '${_FILE_AGE}' in configuration file at ${_CONFIG_FILE}"
-            return 1
-            ;;
-    esac
+    data_is_numeric "${_FILE_AGE}"
+    if (( $? > 0 ))
+    then
+        warn "invalid file age value '${_FILE_AGE}' in configuration file at ${_CONFIG_FILE}"
+        return 1
+    fi
 
     # perform check
     if [[ ! -r "${_FILE_PATH}" ]]
@@ -120,8 +148,11 @@ do
         fi
     fi
 
-    # handle unit result
-    log_hc "$0" ${_STC} "${_MSG}"
+    # report result
+    if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+    then
+        log_hc "$0" ${_STC} "${_MSG}"
+    fi
     _STC=0
 done
 
@@ -132,12 +163,15 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3 with:
-            <file_name>;<maximum_age_in_minutes>
-PURPOSE : Checks whether given files have been changed in the last n minutes
-         (requires GNU find)
+NAME        : $1
+VERSION     : $2
+CONFIG      : $3 with parameters:
+                log_healthy=<yes|no>
+              and formatted stanzas:
+                file:<file_path>:<max_age_in_minutes>
+PURPOSE     : Checks whether given files have been changed in the last n minutes
+               (requires GNU find)
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_file_change.sh b/sources/lib/platform/linux/check_linux_file_change.sh
index 752cb19..9d8e44b 100644
--- a/sources/lib/platform/linux/check_linux_file_change.sh
+++ b/sources/lib/platform/linux/check_linux_file_change.sh
@@ -28,6 +28,8 @@
 # @(#) 2018-10-28: fixed (linter) errors [Patrick Van der Veken]
 # @(#) 2018-11-18: do not trap on signal 0 [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: change format of stanzas in configuration file &
+# @(#)             added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -37,7 +39,7 @@ function check_linux_file_change
 {
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _CONFIG_FILE="${CONFIG_DIR}/$0.conf"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -48,6 +50,8 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _CFG_HEALTHY=""
+typeset _LOG_HEALTHY=0
 typeset _DO_META_CHECK=0
 typeset _CFG_STATE_FILE=""
 typeset _STATE_FILE=""
@@ -112,6 +116,29 @@ case "${_DO_META_CHECK}" in
         log "check for meta characters is enabled"
         ;;
 esac
+case "${_CFG_HEALTHY}" in
+    yes|YES|Yes)
+        _LOG_HEALTHY=1
+        ;;
+    *)
+        # do not override hc_arg
+        (( _LOG_HEALTHY > 0 )) || _LOG_HEALTHY=0
+        ;;
+esac
+
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
 
 # check for checksum tools
 _OPENSSL_BIN="$(which openssl 2>>${HC_STDERR_LOG})"
@@ -294,7 +321,7 @@ do
     fi
 
     # bounce failures back and jump to next file
-    if (( _STC > 0 ))
+    if (( _LOG_HEALTHY > 0 || _STC > 0 ))
     then
         log_hc "$0" ${_STC} "${_MSG}"
         continue
@@ -349,24 +376,26 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3 with formatted stanzas:
-            incl:<full path>
-            excl:<full path>
-PURPOSE : a KISS file integrity checker (like AIDE). Supports includes and excludes
-          of files and directories (automatically expanded). Excludes have a higher
-          priority than includes. Integrity checks will only be performed on files.
-          Will detect changed, new & deleted files (but not when deleted files
-          occur in an expanded directory tree). If you wish to detect deleted files:
-          use only direct file references in the configuration file. Uses by preference
-          openssl for hash calculation, with cksum as fall-back).
-          Updated and deleted files will cause a HC failure, new files will not.
-          CAVEAT EMPTOR: use only to check a relatively small number of files.
+NAME        : $1
+VERSION     : $2
+CONFIG      : $3 with parameters:
+                log_healthy=<yes|no>
+              with formatted stanzas:
+                incl:<full path>
+                excl:<full path>
+PURPOSE     : a KISS file integrity checker (like AIDE). Supports includes and excludes
+              of files and directories (automatically expanded). Excludes have a higher
+              priority than includes. Integrity checks will only be performed on files.
+              Will detect changed, new & deleted files (but not when deleted files
+              occur in an expanded directory tree). If you wish to detect deleted files:
+              use only direct file references in the configuration file. Uses by preference
+              openssl for hash calculation, with cksum as fall-back).
+              Updated and deleted files will cause a HC failure, new files will not.
+              CAVEAT EMPTOR: use only to check a relatively small number of files.
                          Processing a big number of files is likely to take
                          ages and probably will cause the plugin to time out
                          (see HC_TIME_OUT). YMMV.
-
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_fs_mounts.sh b/sources/lib/platform/linux/check_linux_fs_mounts.sh
index 63635f9..843722d 100644
--- a/sources/lib/platform/linux/check_linux_fs_mounts.sh
+++ b/sources/lib/platform/linux/check_linux_fs_mounts.sh
@@ -27,6 +27,7 @@
 # @(#) 2018-08-25: small fix [Patrick Van der Veken]
 # @(#) 2018-10-02: regex fix [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -35,7 +36,7 @@
 function check_linux_fs_mounts
 {
 # ------------------------- CONFIGURATION starts here -------------------------
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -46,6 +47,7 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _LOG_HEALTHY=0
 typeset _FS=""
 typeset _FS_COUNT=0
 
@@ -59,6 +61,20 @@ do
     esac
 done
 
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
+
 # collect data (mount only)
 mount >>${HC_STDOUT_LOG} 2>>${HC_STDERR_LOG}
 if (( $? > 0 ))
@@ -89,8 +105,11 @@ do
             ;;
     esac
 
-    # handle unit result
-    log_hc "$0" ${_STC} "${_MSG}"
+    # report result
+    if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+    then
+        log_hc "$0" ${_STC} "${_MSG}"
+    fi
     _STC=0
 done
 
@@ -104,11 +123,11 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks whether file systems are mounted or not, exclude following FS types:
-          proc, swap, sysfs, devpts, tmpfs, cdrom & floppy
+NAME        : $1
+VERSION     : $2
+PURPOSE     : Checks whether file systems are mounted or not, exclude following FS types:
+              proc, swap, sysfs, devpts, tmpfs, cdrom & floppy
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_fs_usage.sh b/sources/lib/platform/linux/check_linux_fs_usage.sh
index 60a1a66..ecbbb54 100644
--- a/sources/lib/platform/linux/check_linux_fs_usage.sh
+++ b/sources/lib/platform/linux/check_linux_fs_usage.sh
@@ -316,15 +316,15 @@ function _show_usage
 cat <<- EOT
 NAME        : $1
 VERSION     : $2
-CONFIG      : $3 with formatted stanzas (optional):
-               fs:<fs_name>:<max_INODES_USAGE_in_%>:<max_space_usage_in%>
-              Other options:
-               log_healthy=<yes|no>
-               check_inodes_usage=<yes|no>
-               check_space_usage=<yes|no>
-               max_inodes_usage=<general_inodes_usage_treshold>
-               max_space_usage=<general_space_usage_treshold>
-EXT OPTS    : --hc-args=check_inodes, --hc-args=check_space
+CONFIG      : $3 with parameters:
+                log_healthy=<yes|no>
+                check_inodes_usage=<yes|no>
+                check_space_usage=<yes|no>
+                max_inodes_usage=<general_inodes_usage_treshold>
+                max_space_usage=<general_space_usage_treshold>
+              with formatted stanzas (optional):
+                fs:<fs_name>:<max_inodes_usage_%>:<max_space_usage_%>
+EXT OPTIONS : --hc-args=check_inodes, --hc-args=check_space
 PURPOSE     : Checks the inodes & space usage for the configured or all (local) filesystems
 LOG HEALTHY : Supported
 
diff --git a/sources/lib/platform/linux/check_linux_hpacucli.sh b/sources/lib/platform/linux/check_linux_hpacucli.sh
index 95b6b08..06e1bbe 100644
--- a/sources/lib/platform/linux/check_linux_hpacucli.sh
+++ b/sources/lib/platform/linux/check_linux_hpacucli.sh
@@ -19,7 +19,7 @@
 # @(#) MAIN: check_linux_hpacucli
 # DOES: see _show_usage()
 # EXPECTS: see _show_usage()
-# REQUIRES: data_comma2space(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), data_is_numeric(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2013-09-09: initial version [Patrick Van der Veken]
@@ -27,6 +27,8 @@
 # @(#) 2018-10-28: fixed (linter) errors [Patrick Van der Veken]
 # @(#) 2018-11-18: do not trap on signal 0 [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added code for data_is_numeric() & support for
+# @(#)             --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -36,7 +38,7 @@ function check_linux_hpacucli
 {
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _CONFIG_FILE="${CONFIG_DIR}/$0.conf"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -47,6 +49,8 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC_COUNT=0
+typeset _CFG_HEALTHY=""
+typeset _LOG_HEALTHY=0
 typeset _TMP_FILE="${TMP_DIR}/.$0.tmp.$$"
 typeset _HPACUCLI_BIN=""
 typeset _ACU_LINE=""
@@ -138,6 +142,29 @@ then
     log "switching setting 'do_acu_controller' to 1 to fetch slot info"
     _DO_ACU_CTRL=1
 fi
+case "${_CFG_HEALTHY}" in
+    yes|YES|Yes)
+        _LOG_HEALTHY=1
+        ;;
+    *)
+        # do not override hc_arg
+        (( _LOG_HEALTHY > 0 )) || _LOG_HEALTHY=0
+        ;;
+esac
+
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
 
 # check for HP tools
 if [[ ! -x ${_HPACUCLI_BIN} || -z "${_HPACUCLI_BIN}" ]]
@@ -158,7 +185,6 @@ then
     do
         _MSG="failure in controller"
         _STC_COUNT=$(( _STC_COUNT + 1 ))
-        # handle unit result
         log_hc "$0" 1 "${_MSG}"
     done
     print "=== ACU controller(s) ===" >>${HC_STDOUT_LOG}
@@ -167,16 +193,13 @@ then
     cat ${_TMP_FILE} | grep "in Slot [0-9]" 2>/dev/null | while read _ACU_LINE
     do
         _SLOT_NUM="$(print ${_ACU_LINE} | cut -f6 -d' ' 2>/dev/null)"
-        case "${_DO_ACU_LOGL}" in
-            +([0-9])*([0-9]))
-                # numeric OK
-                _SLOT_NUMS="${_SLOT_NUMS} ${_SLOT_NUM}"
-                ;;
-            *)
-                # non-numeric
-                warn "found RAID controller at illegal slot?: ${_SLOT_NUM}"
-                ;;
-            esac
+        data_is_numeric "${_SLOT_NUM}"
+        if (( $? == 0 ))
+        then
+            _SLOT_NUMS="${_SLOT_NUMS} ${_SLOT_NUM}"
+        else
+            warn "found RAID controller at illegal slot?: ${_SLOT_NUM}"
+        fi
     done
 else
     warn "${_HPACUCLI_BIN}: do_acu_controller check is not enabled"
@@ -197,7 +220,6 @@ then
         do
             _MSG="failure in enclosure for controller ${_CTRL_SLOT}"
             _STC_COUNT=$(( _STC_COUNT + 1 ))
-            # handle unit result
             log_hc "$0" 1 "${_MSG}"
         done
         print "=== ACU enclosure(s) ===" >>${HC_STDOUT_LOG}
@@ -222,7 +244,6 @@ then
         do
             _MSG="failure in physical drive(s) for controller ${_CTRL_SLOT}"
             _STC_COUNT=$(( _STC_COUNT + 1 ))
-            # handle unit result
             log_hc "$0" 1 "${_MSG}"
         done
         print "=== ACU physical drive(s) ===" >>${HC_STDOUT_LOG}
@@ -247,7 +268,6 @@ then
         do
             _MSG="failure in logical drive(s) for controller ${_CTRL_SLOT}"
             _STC_COUNT=$(( _STC_COUNT + 1 ))
-            # handle unit result
             log_hc "$0" 1 "${_MSG}"
         done
         print "=== ACU logical drive(s) ===" >>${HC_STDOUT_LOG}
@@ -258,7 +278,7 @@ else
 fi
 
 # report OK situation
-if (( _STC_COUNT == 0 ))
+if (( _LOG_HEALTHY > 0 && _STC_COUNT == 0 ))
 then
     _MSG="no problems detected by {${_HPACUCLI_BIN}}"
     log_hc "$0" 0 "${_MSG}"
@@ -274,16 +294,18 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3 with:
-            hpacucli_bin=<location_of_hpacucli_tool>
-            do_acu_controller=0|1
-            do_acu_enclosure=0|1
-            do_acu_physical=0|1
-            do_acu_logical=0|1
-PURPOSE : Checks for errors from the HP Proliant 'hpacucli' tool (see HP Proliant
-          support pack (PSP))
+NAME        : $1
+VERSION     : $2
+CONFIG      : $3 with parameters:
+                log_healthy=<yes|no>
+                hpacucli_bin=<location_of_hpacucli_tool>
+                do_acu_controller=<0|1>
+                do_acu_enclosure=<0|1>
+                do_acu_physical=<0|1>
+                do_acu_logical=<0|1>
+PURPOSE     : Checks for errors from the HP Proliant 'hpacucli' tool (see HP Proliant
+              support pack (PSP))
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_hpasmcli.sh b/sources/lib/platform/linux/check_linux_hpasmcli.sh
index 48688b9..c2b9272 100644
--- a/sources/lib/platform/linux/check_linux_hpasmcli.sh
+++ b/sources/lib/platform/linux/check_linux_hpasmcli.sh
@@ -19,7 +19,7 @@
 # @(#) MAIN: check_linux_hpasmcli
 # DOES: see _show_usage()
 # EXPECTS: see _show_usage()
-# REQUIRES: data_comma2space(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2013-09-07: initial version [Patrick Van der Veken]
@@ -28,6 +28,7 @@
 # @(#) 2018-10-28: fixed (linter) errors [Patrick Van der Veken]
 # @(#) 2018-11-18: do not trap on signal 0 [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -37,7 +38,7 @@ function check_linux_hpasmcli
 {
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _CONFIG_FILE="${CONFIG_DIR}/$0.conf"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -48,6 +49,8 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC_COUNT=0
+typeset _CFG_HEALTHY=""
+typeset _LOG_HEALTHY=0
 typeset _TMP_FILE="${TMP_DIR}/.$0.tmp.$$"
 typeset _HPASMCLI_BIN=""
 typeset _ASM_LINE=""
@@ -146,6 +149,30 @@ case "${_DO_ASM_TEMP}" in
         _DO_ASM_TEMP=1
         ;;
 esac
+case "${_CFG_HEALTHY}" in
+    yes|YES|Yes)
+        _LOG_HEALTHY=1
+        ;;
+    *)
+        # do not override hc_arg
+        (( _LOG_HEALTHY > 0 )) || _LOG_HEALTHY=0
+        ;;
+esac
+
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
+
 
 # check for HP tools
 if [[ ! -x ${_HPASMCLI_BIN} || -z "${_HPASMCLI_BIN}" ]]
@@ -167,7 +194,6 @@ then
         _FAN_UNIT="$(print ${_ASM_LINE} | cut -f1 -d' ')"
         _MSG="failure in 'SHOW FANS', unit ${_FAN_UNIT}"
         _STC_COUNT=$(( _STC_COUNT + 1 ))
-        # handle unit result
         log_hc "$0" 1 "${_MSG}"
     done
     print "=== ASM fans ===" >>${HC_STDOUT_LOG}
@@ -187,7 +213,6 @@ then
     do
         _MSG="failure in 'SHOW DIMM'"
         _STC_COUNT=$(( _STC_COUNT + 1 ))
-        # handle unit result
         log_hc "$0" 1 "${_MSG}"
     done
     print "=== ASM DIMMs ===" >>${HC_STDOUT_LOG}
@@ -207,7 +232,6 @@ then
     do
         _MSG="failure in 'SHOW POWERSUPPLY'"
         _STC_COUNT=$(( _STC_COUNT + 1 ))
-        # handle unit result
         log_hc "$0" 1 "${_MSG}"
     done
     print "=== ASM power supply ===" >>${HC_STDOUT_LOG}
@@ -227,7 +251,6 @@ then
     do
         _MSG="failure in 'SHOW SERVER'"
         _STC_COUNT=$(( _STC_COUNT + 1 ))
-        # handle unit result
         log_hc "$0" 1 "${_MSG}"
     done
     print "=== ASM server ===" >>${HC_STDOUT_LOG}
@@ -257,7 +280,6 @@ then
                 _MSG="failure in 'SHOW TEMP', unit ${_TEMP_UNIT}"
                 _MSG="${_MSG} has ${_TEMP_VALUE} >= ${_THRES_VALUE}"
                 _STC_COUNT=$(( _STC_COUNT + 1 ))
-                # handle unit result
                 log_hc "$0" 1 "${_MSG}" "${_TEMP_VALUE}" "${_THRES_VALUE}"
             fi
         fi
@@ -269,7 +291,7 @@ else
 fi
 
 # report OK situation
-if (( _STC_COUNT == 0 ))
+if (( _LOG_HEALTHY > 0 && _STC_COUNT == 0 ))
 then
     _MSG="no problems detected by {${_HPASMCLI_BIN}}"
     log_hc "$0" 0 "${_MSG}"
@@ -285,17 +307,19 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3 with:
-			hpasmcli_bin=<location_of_hpasmcli_tool>
-            do_asm_fans=0|1
-            do_asm_dimm=0|1
-            do_asm_powersupply=0|1
-            do_asm_server=0|1
-            do_asm_temperature=0|1
-PURPOSE : Checks for errors from the HP Proliant 'hpasmcli' tool (see HP Proliant
-	      support pack (PSP))
+NAME        : $1
+VERSION     : $2
+CONFIG      : $3 with paramets:
+                log_healthy=<yes|no>
+			    hpasmcli_bin=<location_of_hpasmcli_tool>
+                do_asm_fans=<0|1>
+                do_asm_dimm=<0|1>
+                do_asm_powersupply=<0|1>
+                do_asm_server=<0|1>
+                do_asm_temperature=<0|1>
+PURPOSE     : Checks for errors from the HP Proliant 'hpasmcli' tool (see HP Proliant
+	          support pack (PSP))
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_hplog.sh b/sources/lib/platform/linux/check_linux_hplog.sh
index ce94f5c..7dfea05 100644
--- a/sources/lib/platform/linux/check_linux_hplog.sh
+++ b/sources/lib/platform/linux/check_linux_hplog.sh
@@ -19,7 +19,7 @@
 # @(#) MAIN: check_linux_hplog
 # DOES: see _show_usage()
 # EXPECTS: see _show_usage()
-# REQUIRES: data_comma2space(), dump_logs(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), dump_logs(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2017-04-22: initial version [Patrick Van der Veken]
@@ -27,6 +27,7 @@
 # @(#) 2018-10-28: fixed (linter) errors [Patrick Van der Veken]
 # @(#) 2018-11-18: do not trap on signal 0 [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -49,6 +50,8 @@ typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
 typeset _STC_COUNT=0
+typeset _CFG_HEALTHY=""
+typeset _LOG_HEALTHY=0
 typeset _TMP1_FILE="${TMP_DIR}/.$0.tmp1.$$"
 typeset _TMP2_FILE="${TMP_DIR}/.$0.tmp2.$$"
 typeset _HPLOG_BIN=""
@@ -102,6 +105,29 @@ else
     # delete last 'OR'
     _HPLOG_SEVERITIES=${_HPLOG_SEVERITIES%?}
 fi
+case "${_CFG_HEALTHY}" in
+    yes|YES|Yes)
+        _LOG_HEALTHY=1
+        ;;
+    *)
+        # do not override hc_arg
+        (( _LOG_HEALTHY > 0 )) || _LOG_HEALTHY=0
+        ;;
+esac
+
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
 
 # check hplog utility
 if [[ ! -x ${_HPLOG_BIN} || -z "${_HPLOG_BIN}" ]]
@@ -117,7 +143,7 @@ ${_HPLOG_BIN} -v >${HC_STDOUT_LOG} 2>>${HC_STDERR_LOG}
     log_hc "$0" 1 "${_MSG}"
     # dump debug info
     (( ARG_DEBUG > 0 && ARG_DEBUG_LEVEL > 0 )) && dump_logs
-    return 0
+    return 1
 }
 
 # check state file
@@ -142,7 +168,6 @@ while read -r _EVENT_ENTRY
 do
     _MSG="${_EVENT_ENTRY}"
     _STC_COUNT=$(( _STC_COUNT + 1 ))
-    # handle unit result
     log_hc "$0" 1 "${_MSG}"
 done <${_TMP2_FILE}
 if (( _STC_COUNT > 0 ))
@@ -158,7 +183,10 @@ then
 else
     _MSG="no new HPLOG messages found"
 fi
-log_hc "$0" ${_STC} "${_MSG}"
+if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+then
+    log_hc "$0" ${_STC} "${_MSG}"
+fi
 
 # do cleanup
 [[ -f ${_TMP1_FILE} ]] && rm -f ${_TMP1_FILE} >/dev/null 2>&1
@@ -171,13 +199,15 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3 with:
-            hplog_bin=<location_of_hplog_tool>
-            hplog_severities=<list_of_severities_to_search_for>
-PURPOSE : Checks for errors from the HP Proliant 'hpacucli' tool (see HP Proliant
-          support pack (PSP))
+NAME        : $1
+VERSION     : $2
+CONFIG      : $3 with parameters:
+                log_healthy=<yes|no>
+                hplog_bin=<location_of_hplog_tool>
+                hplog_severities=<list_of_severities_to_search_for>
+PURPOSE     : Checks for errors from the HP Proliant 'hpacucli' tool (see HP Proliant
+              support pack (PSP))
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_hpssacli.sh b/sources/lib/platform/linux/check_linux_hpssacli.sh
index 999699a..95425fc 100644
--- a/sources/lib/platform/linux/check_linux_hpssacli.sh
+++ b/sources/lib/platform/linux/check_linux_hpssacli.sh
@@ -19,7 +19,7 @@
 # @(#) MAIN: check_linux_hpssacli
 # DOES: _show_usage()
 # EXPECTS: _show_usage()
-# REQUIRES: data_comma2space(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), data_is_numeric(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2016-04-01: initial version [Patrick Van der Veken]
@@ -27,6 +27,8 @@
 # @(#) 2018-10-28: fixed (linter) errors [Patrick Van der Veken]
 # @(#) 2018-11-18: do not trap on signal 0 [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added code for data_is_numeric() & support for
+# @(#)             --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -36,7 +38,7 @@ function check_linux_hpssacli
 {
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _CONFIG_FILE="${CONFIG_DIR}/$0.conf"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -47,6 +49,8 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC_COUNT=0
+typeset _CFG_HEALTHY=""
+typeset _LOG_HEALTHY=0
 typeset _TMP_FILE="${TMP_DIR}/.$0.tmp.$$"
 typeset _HPSSACLI_BIN=""
 typeset _SSA_LINE=""
@@ -138,6 +142,29 @@ then
     log "switching setting 'do_ssa_controller' to 1 to fetch slot info"
     _DO_SSA_CTRL=1
 fi
+case "${_CFG_HEALTHY}" in
+    yes|YES|Yes)
+        _LOG_HEALTHY=1
+        ;;
+    *)
+        # do not override hc_arg
+        (( _LOG_HEALTHY > 0 )) || _LOG_HEALTHY=0
+        ;;
+esac
+
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
 
 # check for HP tools
 if [[ ! -x ${_HPSSACLI_BIN} || -z "${_HPSSACLI_BIN}" ]]
@@ -158,7 +185,6 @@ then
     do
         _MSG="failure in controller"
         _STC_COUNT=$(( _STC_COUNT + 1 ))
-        # handle unit result
         log_hc "$0" 1 "${_MSG}"
     done
     print "=== SSA controller(s) ===" >>${HC_STDOUT_LOG}
@@ -167,16 +193,13 @@ then
     cat ${_TMP_FILE} | grep "in Slot [0-9]" 2>/dev/null | while read _SSA_LINE
     do
         _SLOT_NUM="$(print ${_SSA_LINE} | cut -f6 -d' ' 2>/dev/null)"
-        case "${_DO_SSA_LOGL}" in
-            +([0-9])*([0-9]))
-                # numeric OK
-                _SLOT_NUMS="${_SLOT_NUMS} ${_SLOT_NUM}"
-                ;;
-            *)
-                # non-numeric
-                warn "found RAID controller at illegal slot?: ${_SLOT_NUM}"
-                ;;
-        esac
+        data_is_numeric "${_SLOT_NUM}"
+        if (( $? == 0 ))
+        then
+            _SLOT_NUMS="${_SLOT_NUMS} ${_SLOT_NUM}"
+        else
+            warn "found RAID controller at illegal slot?: ${_SLOT_NUM}"
+        fi
     done
 else
     warn "${_HPSSACLI_BIN}: do_ssa_controller check is not enabled"
@@ -197,7 +220,6 @@ then
         do
             _MSG="failure in enclosure for controller ${_CTRL_SLOT}"
             _STC_COUNT=$(( _STC_COUNT + 1 ))
-            # handle unit result
             log_hc "$0" 1 "${_MSG}"
         done
         print "=== SSA enclosure(s) ===" >>${HC_STDOUT_LOG}
@@ -222,7 +244,6 @@ then
         do
             _MSG="failure in physical drive(s) for controller ${_CTRL_SLOT}"
             _STC_COUNT=$(( _STC_COUNT + 1 ))
-            # handle unit result
             log_hc "$0" 1 "${_MSG}"
         done
         print "=== SSA physical drive(s) ===" >>${HC_STDOUT_LOG}
@@ -247,7 +268,6 @@ then
         do
             _MSG="failure in logical drive(s) for controller ${_CTRL_SLOT}"
             _STC_COUNT=$(( _STC_COUNT + 1 ))
-            # handle unit result
             log_hc "$0" 1 "${_MSG}"
         done
         print "=== SSA logical drive(s) ===" >>${HC_STDOUT_LOG}
@@ -258,7 +278,7 @@ else
 fi
 
 # report OK situation
-if (( _STC_COUNT == 0 ))
+if (( _LOG_HEALTHY > 0 && _STC_COUNT > 0 ))
 then
     _MSG="no problems detected by {${_HPSSACLI_BIN}}"
     log_hc "$0" 0 "${_MSG}"
@@ -273,16 +293,18 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3 with:
-            hpssacli_bin=<location_of_hpssacli_tool>
-            do_ssa_controller=0|1
-            do_ssa_enclosure=0|1
-            do_ssa_physical=0|1
-            do_ssa_logical=0|1
-PURPOSE : Checks for errors from the HP Proliant 'hpssacli' tool (see HP Proliant
-          support pack (PSP))
+NAME        : $1
+VERSION     : $2
+CONFIG      : $3 with parameters:
+                log_healthy=<yes|no>
+                hpssacli_bin=<location_of_hpssacli_tool>
+                do_ssa_controller=<0|1>
+                do_ssa_enclosure=<0|1>
+                do_ssa_physical=<0|1>
+                do_ssa_logical=<0|1>
+PURPOSE     : Checks for errors from the HP Proliant 'hpssacli' tool (see HP Proliant
+              support pack (PSP))
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_httpd_status.sh b/sources/lib/platform/linux/check_linux_httpd_status.sh
index 948fa8d..104dcec 100644
--- a/sources/lib/platform/linux/check_linux_httpd_status.sh
+++ b/sources/lib/platform/linux/check_linux_httpd_status.sh
@@ -19,7 +19,7 @@
 # @(#) MAIN: check_linux_httpd_status
 # DOES: see _show_usage()
 # EXPECTS: n/a
-# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2017-04-23: initial version [Patrick Van der Veken]
@@ -28,6 +28,7 @@
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2018-11-18: add linux_has_systemd_service() [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -38,7 +39,7 @@ function check_linux_httpd_status
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _HTTPD_INIT_SCRIPT="/etc/init.d/httpd"
 typeset _HTTPD_SYSTEMD_SERVICE="httpd.service"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -51,6 +52,7 @@ typeset _CHECK_SYSTEMD_SERVICE=0
 typeset _HTTPD_BIN=""
 typeset _MSG=""
 typeset _STC=0
+typeset _LOG_HEALTHY=0
 typeset _RC=0
 
 # handle arguments (originally comma-separated)
@@ -63,6 +65,20 @@ do
     esac
 done
 
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
+
 # ---- process state ----
 # 1) try using the init ways
 linux_get_init
@@ -117,7 +133,10 @@ case ${_STC} in
         _MSG="could not determine status of httpd"
         ;;
 esac
-log_hc "$0" ${_STC} "${_MSG}"
+if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+then
+    log_hc "$0" ${_STC} "${_MSG}"
+fi
 
 # ---- config state ----
 _HTTPD_BIN="$(which httpd 2>>${HC_STDERR_LOG})"
@@ -133,7 +152,10 @@ then
         _MSG="httpd configuration files have syntax error(s) {httpd -s}"
         _STC=1
     fi
-    log_hc "$0" ${_STC} "${_MSG}"
+    if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+    then
+        log_hc "$0" ${_STC} "${_MSG}"
+    fi
 fi
 
 return 0
@@ -143,11 +165,11 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks whether httpd (apache service) is running and whether the
-          httpd configuration files are syntactically correct
+NAME        : $1
+VERSION     : $2
+PURPOSE     : Checks whether httpd (apache service) is running and whether the
+              httpd configuration files are syntactically correct
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_mysqld_status.sh b/sources/lib/platform/linux/check_linux_mysqld_status.sh
index 06b8291..25e28db 100644
--- a/sources/lib/platform/linux/check_linux_mysqld_status.sh
+++ b/sources/lib/platform/linux/check_linux_mysqld_status.sh
@@ -24,6 +24,7 @@
 #
 # @(#) HISTORY:
 # @(#) 2019-02-10: initial version [Patrick Van der Veken]
+# @(#) 2019-03-09: text files [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -37,7 +38,7 @@ typeset _MYSQLD_INIT_SCRIPT="/etc/init.d/mysqld"
 typeset _MYSQLD_SYSTEMD_SERVICE="mysqld.service"
 typeset _MARIADB_INIT_SCRIPT="/etc/init.d/mariadb"
 typeset _MARIADB_SYSTEMD_SERVICE="mariadb.service"
-typeset _VERSION="2019-02-10"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -100,7 +101,7 @@ esac
 _CFG_MYSQL_USER=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'mysql_user')
 if [[ -z "${_CFG_MYSQL_USER}" ]]
 then
-    warn "no value for 'mysql_user specified in ${_CONFIG_FILE}"
+    warn "no value for 'mysql_user' specified in ${_CONFIG_FILE}"
     _DO_MYSQLCHECK=0
 else
     _MYSQLCHECK_OPTS="${_MYSQLCHECK_OPTS} --user=${_CFG_MYSQL_USER}"
@@ -110,7 +111,7 @@ fi
 _CFG_MYSQL_PASSWORD=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'mysql_password')
 if [[ -z "${_CFG_MYSQL_PASSWORD}" ]]
 then
-    warn "no value for 'mysql_password specified in ${_CONFIG_FILE}"
+    warn "no value for 'mysql_password' specified in ${_CONFIG_FILE}"
     _DO_MYSQLCHECK=0
 else
     _MYSQLCHECK_OPTS="${_MYSQLCHECK_OPTS} --password=${_CFG_MYSQL_PASSWORD}"
@@ -120,7 +121,7 @@ fi
 _CFG_MYSQL_HOST=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'mysql_host')
 if [[ -z "${_CFG_MYSQL_HOST}" ]]
 then
-    warn "no value for 'mysql_host specified in ${_CONFIG_FILE}, using localhost"
+    warn "no value for 'mysql_host' specified in ${_CONFIG_FILE}, using localhost"
 else
     _MYSQLCHECK_OPTS="${_MYSQLCHECK_OPTS} --host=${_CFG_MYSQL_HOST}"
     _MYSQLSHOW_OPTS="${_MYSQLSHOW_OPTS} --host=${_CFG_MYSQL_HOST}"
@@ -129,7 +130,7 @@ fi
 _CFG_MYSQL_PORT=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'mysql_port')
 if [[ -z "${_CFG_MYSQL_PORT}" ]]
 then
-    warn "no value for 'mysql_port specified in ${_CONFIG_FILE}, using 3306"
+    warn "no value for 'mysql_port' specified in ${_CONFIG_FILE}, using 3306"
 else
     _MYSQLCHECK_OPTS="${_MYSQLCHECK_OPTS} --port=${_CFG_MYSQL_PORT}"
     _MYSQLSHOW_OPTS="${_MYSQLSHOW_OPTS} --port=${_CFG_MYSQL_PORT}"
diff --git a/sources/lib/platform/linux/check_linux_named_status.sh b/sources/lib/platform/linux/check_linux_named_status.sh
index b6372ba..d9ece14 100644
--- a/sources/lib/platform/linux/check_linux_named_status.sh
+++ b/sources/lib/platform/linux/check_linux_named_status.sh
@@ -19,7 +19,7 @@
 # @(#) MAIN: check_linux_named_status
 # DOES: see _show_usage()
 # EXPECTS: n/a
-# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2013-12-01: initial version [Patrick Van der Veken]
@@ -27,6 +27,7 @@
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2018-11-18: add linux_has_systemd_service() [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -35,7 +36,7 @@
 function check_linux_named_status
 {
 # ------------------------- CONFIGURATION starts here -------------------------
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -46,6 +47,7 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _LOG_HEALTHY=0
 typeset _CHECK_SYSTEMD_SERVICE=0
 typeset _NAMED_CHECKCONF_BIN=""
 typeset _NAMED_INIT_SCRIPT=""
@@ -62,6 +64,20 @@ do
     esac
 done
 
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
+
 # set init script & systemd service
 case "${LINUX_DISTRO}" in
     Debian)
@@ -128,7 +144,10 @@ case ${_STC} in
         _MSG="could not determine status of named"
         ;;
 esac
-log_hc "$0" ${_STC} "${_MSG}"
+if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+then
+    log_hc "$0" ${_STC} "${_MSG}"
+fi
 
 # ---- config state ----
 _NAMED_CHECKCONF_BIN="$(which named-checkconf 2>>${HC_STDERR_LOG})"
@@ -144,7 +163,10 @@ then
         _MSG="named configuration and/or zone files have syntax error(s) {named-checkconf -z}"
         _STC=1
     fi
-    log_hc "$0" ${_STC} "${_MSG}"
+    if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+    then
+        log_hc "$0" ${_STC} "${_MSG}"
+    fi
 fi
 
 return 0
@@ -155,11 +177,11 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks whether named (BIND) is running and whether the named zone
-          files are syntactically correct.
+NAME        : $1
+VERSION     : $2
+PURPOSE     : Checks whether named (BIND) is running and whether the named zone
+              files are syntactically correct.
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_postfix_status.sh b/sources/lib/platform/linux/check_linux_postfix_status.sh
index 288016b..722aaa3 100644
--- a/sources/lib/platform/linux/check_linux_postfix_status.sh
+++ b/sources/lib/platform/linux/check_linux_postfix_status.sh
@@ -19,7 +19,7 @@
 # @(#) MAIN: check_linux_postfix_status
 # DOES: see _show_usage()
 # EXPECTS: n/a
-# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc(), warn')
 #
 # @(#) HISTORY:
 # @(#) 2016-12-01: initial version [Patrick Van der Veken]
@@ -28,6 +28,7 @@
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2018-11-18: add linux_has_systemd_service() [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -50,6 +51,7 @@ typeset _ARG=""
 typeset _POSTFIX_BIN=""
 typeset _MSG=""
 typeset _STC=0
+typeset _LOG_HEALTHY=0
 typeset _RC=0
 typeset _CHECK_SYSTEMD_SERVICE=0
 
@@ -63,6 +65,20 @@ do
     esac
 done
 
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
+
 # 1) try using the init ways
 linux_get_init
 case "${LINUX_INIT}" in
@@ -126,7 +142,10 @@ case ${_STC} in
         _MSG="could not determine status of postfix"
         ;;
 esac
-log_hc "$0" ${_STC} "${_MSG}"
+if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+then
+    log_hc "$0" ${_STC} "${_MSG}"
+fi
 
 return 0
 }
@@ -135,10 +154,10 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks whether postfix (mail system) is running
+NAME        : $1
+VERSION     : $2
+PURPOSE     : Checks whether postfix (mail system) is running
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_root_crontab.sh b/sources/lib/platform/linux/check_linux_root_crontab.sh
index 522e503..21740e3 100644
--- a/sources/lib/platform/linux/check_linux_root_crontab.sh
+++ b/sources/lib/platform/linux/check_linux_root_crontab.sh
@@ -19,12 +19,14 @@
 # @(#) MAIN: check_linux_root_crontab
 # DOES: see _show_usage()
 # EXPECTS: see _show_usage()
-# REQUIRES: data_comma2space(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2013-09-19: initial version [Patrick Van der Veken]
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: changed format of stanzas in configuration file &
+# @(#)             added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -34,7 +36,7 @@ function check_linux_root_crontab
 {
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _CONFIG_FILE="${CONFIG_DIR}/$0.conf"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -45,9 +47,12 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _CFG_HEALTHY=""
+typeset _LOG_HEALTHY=0
 typeset _CRON_LINE=""
 typeset _CRON_ENTRY=""
 typeset _CRON_MATCH=0
+typeset _IS_OLD_STYLE=0
 
 # handle arguments (originally comma-separated)
 for _ARG in ${_ARGS}
@@ -66,6 +71,37 @@ then
     warn "unable to read configuration file at ${_CONFIG_FILE}"
     return 1
 fi
+case "${_CFG_HEALTHY}" in
+    yes|YES|Yes)
+        _LOG_HEALTHY=1
+        ;;
+    *)
+        # do not override hc_arg
+        (( _LOG_HEALTHY > 0 )) || _LOG_HEALTHY=0
+        ;;
+esac
+
+# check for old-style configuration file (non-prefixed stanzas)
+_IS_OLD_STYLE=$(grep -c -E -e "^cron:" ${_CONFIG_FILE} 2>/dev/null)
+if (( _IS_OLD_STYLE > 0 ))
+then
+    warn "no 'cron:' stanza(s) found in ${_CONFIG_FILE}; possibly an old-style configuration?"
+    return 1
+fi
+
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
 
 # collect data, since Linux can have multiple cron sources we will
 # squash them all together, standard cron, vixie, anacron, you name it :)
@@ -85,7 +121,7 @@ print "=== /etc/cron.(hourly|daily|weekly|monthly) ===" >>${HC_STDOUT_LOG}
 print "=== /etc/cron.d ===" >>${HC_STDOUT_LOG}
 if [[ -d /etc/cron.d ]]
 then
-    cat /etc/cron.d/* | while read _CRON_LINE
+    cat /etc/cron.d/* 2>/dev/null | while read _CRON_LINE
     do
         if [[ $(print "${_CRON_LINE}" | awk '{print $6}' 2>/dev/null) == "root" ]]
         then
@@ -95,7 +131,7 @@ then
 fi
 
 # perform check
-grep -v -E -e '^$' -e '^#' ${_CONFIG_FILE} 2>/dev/null | while read _CRON_ENTRY
+grep -E -e "^cron:" ${_CONFIG_FILE} 2>/dev/null  | while IFS=":" read -r _ _CRON_ENTRY
 do
     _CRON_MATCH=$(grep -v '^#' ${HC_STDOUT_LOG} 2>/dev/null |\
         grep -c -E -e "${_CRON_ENTRY}" 2>/dev/null)
@@ -112,8 +148,11 @@ do
             ;;
     esac
 
-    # handle unit result
-    log_hc "$0" ${_STC} "${_MSG}"
+    # report result
+    if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+    then
+        log_hc "$0" ${_STC} "${_MSG}"
+    fi
     _STC=0
 done
 
@@ -124,10 +163,14 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks the content of the 'root' user crontab for required entries
+NAME        : $1
+VERSION     : $2
+CONFIG      : $3 with parameters:
+                log_healthy=<yes|no>
+              and formatted stanzas:
+                cron:<cron_entry>
+PURPOSE     : Checks the content of the 'root' user crontab for required entries
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_samba_status.sh b/sources/lib/platform/linux/check_linux_samba_status.sh
index de4e847..b9382e3 100644
--- a/sources/lib/platform/linux/check_linux_samba_status.sh
+++ b/sources/lib/platform/linux/check_linux_samba_status.sh
@@ -19,7 +19,7 @@
 # @(#) MAIN: check_linux_samba_status
 # DOES: see _show_usage()
 # EXPECTS: n/a
-# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2013-05-17: initial version [Patrick Van der Veken]
@@ -29,6 +29,7 @@
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2018-11-18: add linux_has_systemd_service() [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -40,7 +41,7 @@ function check_linux_samba_status
 typeset _SMB_INIT_SCRIPT="/etc/init.d/samba"
 typeset _SMB_SYSTEMD_SERVICE="smb.service"
 typeset _NMB_SYSTEMD_SERVICE="nmb.service"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -51,6 +52,7 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _LOG_HEALTHY=0
 typeset _RC=0
 typeset _CHECK_SYSTEMD_SERVICE=0
 
@@ -64,6 +66,20 @@ do
     esac
 done
 
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
+
 # 1) try using the init ways
 linux_get_init
 case "${LINUX_INIT}" in
@@ -139,7 +155,10 @@ case ${_STC} in
         _MSG="could not determine status of NMB/SMB"
         ;;
 esac
-log_hc "$0" ${_STC} "${_MSG}"
+if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+then
+    log_hc "$0" ${_STC} "${_MSG}"
+fi
 
 return 0
 }
@@ -148,10 +167,10 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks whether SAMBA daemons are running
+NAME        : $1
+VERSION     : $2
+PURPOSE     : Checks whether SAMBA daemons are running
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_sg_cluster_status.sh b/sources/lib/platform/linux/check_linux_sg_cluster_status.sh
index 6ed8bb4..11d7d60 100644
--- a/sources/lib/platform/linux/check_linux_sg_cluster_status.sh
+++ b/sources/lib/platform/linux/check_linux_sg_cluster_status.sh
@@ -28,6 +28,8 @@
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2018-10-28: fixed (linter) errors [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: changed format of stanzas in configuration file &
+# @(#)             added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -37,7 +39,7 @@ function check_linux_sg_cluster_status
 {
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _CONFIG_FILE="${CONFIG_DIR}/$0.conf"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 typeset _SG_DAEMON="/opt/cmcluster/bin/cmcld"
 # ------------------------- CONFIGURATION ends here ---------------------------
@@ -50,11 +52,14 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _CFG_HEALTHY=""
+typeset _LOG_HEALTHY=0
 typeset _SG_ENTRY=""
 typeset _SG_MATCH=""
 typeset _SG_CFG_PARAM=""
 typeset _SG_CFG_VALUE=""
 typeset _SG_RUN_VALUE=""
+typeset _IS_OLD_STYLE=0
 
 # handle arguments (originally comma-separated)
 for _ARG in ${_ARGS}
@@ -73,6 +78,38 @@ then
     warn "unable to read configuration file at ${_CONFIG_FILE}"
     return 1
 fi
+_CFG_HEALTHY=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'log_healthy')
+case "${_CFG_HEALTHY}" in
+    yes|YES|Yes)
+        _LOG_HEALTHY=1
+        ;;
+    *)
+        # do not override hc_arg
+        (( _LOG_HEALTHY > 0 )) || _LOG_HEALTHY=0
+        ;;
+esac
+
+# check for old-style configuration file (non-prefixed stanzas)
+_IS_OLD_STYLE=$(grep -c -E -e "^sg:" ${_CONFIG_FILE} 2>/dev/null)
+if (( _IS_OLD_STYLE > 0 ))
+then
+    warn "no 'sg:' stanza(s) found in ${_CONFIG_FILE}; possibly an old-style configuration?"
+    return 1
+fi
+
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
 
 # check & get serviceguard status
 if [[ ! -x ${_SG_DAEMON} ]]
@@ -86,14 +123,14 @@ else
         log_hc "$0" 1 "${_MSG}"
         # dump debug info
         (( ARG_DEBUG > 0 && ARG_DEBUG_LEVEL > 0 )) && dump_logs
-        return 0
+        return 1
     }
 fi
 
 # do cluster status checks
 # (replace ':' by '|' for cmcviewcl output)
-grep -v -E -e '^$' -e '^#' ${_CONFIG_FILE} 2>/dev/null | tr '|' ':' 2>/dev/null |\
-    while read _SG_ENTRY
+grep -E -e "^sg:" ${_CONFIG_FILE} 2>/dev/null | tr '|' ':' 2>/dev/null |\
+    while read -r _ _SG_ENTRY
 do
     # field split
     _SG_CFG_PARAM="$(print ${_SG_ENTRY} | cut -f1 -d'=' 2>/dev/null)"   # field 1
@@ -113,7 +150,10 @@ do
             _MSG="cluster parameter ${_SG_CFG_PARAM} has a wrong value [${_SG_RUN_VALUE}]"
             _STC=1
         fi
-        log_hc "$0" ${_STC} "${_MSG}" "${_SG_RUN_VALUE}" "${_SG_CFG_VALUE}"
+        if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+        then
+            log_hc "$0" ${_STC} "${_MSG}" "${_SG_RUN_VALUE}" "${_SG_CFG_VALUE}"
+        fi
     else
         warn "could not determine status for ${_SG_CFG_PARAM} from command output {cmviewcl}"
     fi
@@ -126,10 +166,14 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks the status of Serviceguard cluster parameters (SG 11.16+)
+NAME        : $1
+VERSION     : $2
+CONFIG      : $3 with parameters:
+                log_healthy=<yes|no>
+              and formatted stanzas:
+                sg:<param>=<value>
+PURPOSE       : Checks the status of Serviceguard cluster parameters (SG 11.16+)
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_sg_package_status.sh b/sources/lib/platform/linux/check_linux_sg_package_status.sh
index 1c0c413..c0b01d9 100644
--- a/sources/lib/platform/linux/check_linux_sg_package_status.sh
+++ b/sources/lib/platform/linux/check_linux_sg_package_status.sh
@@ -28,6 +28,8 @@
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2018-10-28: fixed (linter) errors [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: changed format of stanzas in configuration file &
+# @(#)             added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -37,7 +39,7 @@ function check_linux_sg_package_status
 {
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _CONFIG_FILE="${CONFIG_DIR}/$0.conf"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 typeset _SG_DAEMON="/opt/cmcluster/bin/cmcld"
 # ------------------------- CONFIGURATION ends here ---------------------------
@@ -50,12 +52,15 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _CFG_HEALTHY=""
+typeset _LOG_HEALTHY=0
 typeset _SG_ENTRY=""
 typeset _SG_MATCH=""
 typeset _SG_PACKAGE=""
 typeset _SG_CFG_PARAM=""
 typeset _SG_CFG_VALUE=""
 typeset _SG_RUN_VALUE=""
+typeset _IS_OLD_STYLE=0
 
 # handle arguments (originally comma-separated)
 for _ARG in ${_ARGS}
@@ -74,6 +79,38 @@ then
     warn "unable to read configuration file at ${_CONFIG_FILE}"
     return 1
 fi
+_CFG_HEALTHY=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'log_healthy')
+case "${_CFG_HEALTHY}" in
+    yes|YES|Yes)
+        _LOG_HEALTHY=1
+        ;;
+    *)
+        # do not override hc_arg
+        (( _LOG_HEALTHY > 0 )) || _LOG_HEALTHY=0
+        ;;
+esac
+
+# check for old-style configuration file (non-prefixed stanzas)
+_IS_OLD_STYLE=$(grep -c -E -e "^sg:" ${_CONFIG_FILE} 2>/dev/null)
+if (( _IS_OLD_STYLE > 0 ))
+then
+    warn "no 'sg:' stanza(s) found in ${_CONFIG_FILE}; possibly an old-style configuration?"
+    return 1
+fi
+
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
 
 # check & get serviceguard status
 if [[ ! -x ${_SG_DAEMON} ]]
@@ -87,13 +124,14 @@ else
         log_hc "$0" 1 "${_MSG}"
         # dump debug info
         (( ARG_DEBUG > 0 && ARG_DEBUG_LEVEL > 0 )) && dump_logs
-        return 0
+        return 1
     }
 fi
 
 # do package status checks
 # (replace ':' by '|' for cmcviewcl output)
-grep -v -E -e '^$' -e '^#' ${_CONFIG_FILE} 2>/dev/null | tr '|' ':' 2>/dev/null | while read _SG_ENTRY
+grep -E -e "^sg:" ${_CONFIG_FILE} 2>/dev/null | tr '|' ':' 2>/dev/null |\
+    while read -r _ _SG_ENTRY
 do
     # field split
     _SG_PACKAGE="$(print ${_SG_ENTRY} | cut -f1 -d':')"
@@ -114,7 +152,10 @@ do
             _MSG="package ${_SG_PACKAGE} parameter ${_SG_CFG_PARAM} has a wrong value [${_SG_RUN_VALUE}]"
             _STC=1
         fi
-        log_hc "$0" ${_STC} "${_MSG}" "${_SG_RUN_VALUE}" "${_SG_CFG_VALUE}"
+        if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+        then
+            log_hc "$0" ${_STC} "${_MSG}" "${_SG_RUN_VALUE}" "${_SG_CFG_VALUE}"
+        fi
     else
         warn "could not determine status for ${_SG_PACKAGE}/${_SG_CFG_PARAM} from command output {cmviewcl}"
     fi
@@ -127,10 +168,14 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
+NAME        : $1
+VERSION     : $2
+CONFIG      : $3 with parameters:
+                log_healthy=<yes|no>
+              and formatted stanzas:
+                sg:<package_name>:<parameter>=<value>
 PURPOSE : Checks the status of Serviceguard package parameters (SG 11.16+)
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_sg_qs_status.sh b/sources/lib/platform/linux/check_linux_sg_qs_status.sh
index e037186..8e1c95f 100644
--- a/sources/lib/platform/linux/check_linux_sg_qs_status.sh
+++ b/sources/lib/platform/linux/check_linux_sg_qs_status.sh
@@ -19,12 +19,13 @@
 # @(#) MAIN: check_linux_sg_qs_status
 # DOES: see _show_usage()
 # EXPECTS: n/a
-# REQUIRES: data_comma2space(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2017-05-01: initial version [Patrick Van der Veken]
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -33,7 +34,7 @@
 function check_linux_sg_qs_status
 {
 # ------------------------- CONFIGURATION starts here -------------------------
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 typeset _QS_BIN="/opt/qs/bin/qsc"
 typeset _QS_AUTH_FILE="/opt/qs/conf/qs_authfile"
@@ -46,6 +47,7 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _LOG_HEALTHY=0
 
 # handle arguments (originally comma-separated)
 for _ARG in ${_ARGS}
@@ -57,6 +59,20 @@ do
     esac
 done
 
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
+
 # check QS presence
 if [[ ! -x ${_QS_BIN} ]]
 then
@@ -79,7 +95,10 @@ case ${_STC} in
         _MSG="could not determine status of QS"
         ;;
 esac
-log_hc "$0" ${_STC} "${_MSG}"
+if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+then
+    log_hc "$0" ${_STC} "${_MSG}"
+fi
 
 # ---- config state ----
 if [[ -s ${_QS_AUTH_FILE} ]]
@@ -90,7 +109,10 @@ else
     _MSG="QS authorizations file is missing or empty (${_QS_AUTH_FILE})"
     _STC=1
 fi
-log_hc "$0" ${_STC} "${_MSG}"
+if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+then
+    log_hc "$0" ${_STC} "${_MSG}"
+fi
 
 return 0
 }
@@ -99,10 +121,10 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks whether the Serviceguard quorum server is running
+NAME        : $1
+VERSION     : $2
+PURPOSE     : Checks whether the Serviceguard quorum server is running
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_shorewall_status.sh b/sources/lib/platform/linux/check_linux_shorewall_status.sh
index 454b7e9..77536d0 100644
--- a/sources/lib/platform/linux/check_linux_shorewall_status.sh
+++ b/sources/lib/platform/linux/check_linux_shorewall_status.sh
@@ -24,6 +24,7 @@
 # @(#) HISTORY:
 # @(#) 2016-12-01: initial version [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -33,7 +34,7 @@ function check_linux_shorewall_status
 {
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _SHOREWALL_BIN="/sbin/shorewall"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -44,6 +45,7 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _LOG_HEALTHY=0
 
 # handle arguments (originally comma-separated)
 for _ARG in ${_ARGS}
@@ -55,6 +57,19 @@ do
     esac
 done
 
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
 
 # check status
 if [[ -x ${_SHOREWALL_BIN} && -n "${_SHOREWALL_BIN}" ]]
@@ -69,7 +84,10 @@ then
         _MSG="shorewall is not running {shorewall status}"
         _STC=1
     fi
-    log_hc "$0" ${_STC} "${_MSG}"
+    if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+    then
+        log_hc "$0" ${_STC} "${_MSG}"
+    fi
 
     # check compile
     ${_SHOREWALL_BIN} check >>${HC_STDOUT_LOG} 2>>${HC_STDERR_LOG}
@@ -81,7 +99,10 @@ then
         _MSG="shorewall rules do not compile correctly {shorewall check}"
         _STC=1
     fi
-    log_hc "$0" ${_STC} "${_MSG}"
+    if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+    then
+        log_hc "$0" ${_STC} "${_MSG}"
+    fi
 else
     warn "shorewall is not installed here"
     return 1
@@ -94,11 +115,11 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks whether shorewall (firewall) service is running and whether
-          shorewall rules compile correctly
+NAME        : $1
+VERSION     : $2
+PURPOSE     : Checks whether shorewall (firewall) service is running and whether
+              shorewall rules compile correctly
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_sshd_status.sh b/sources/lib/platform/linux/check_linux_sshd_status.sh
index 8ba774f..3ebb977 100644
--- a/sources/lib/platform/linux/check_linux_sshd_status.sh
+++ b/sources/lib/platform/linux/check_linux_sshd_status.sh
@@ -19,7 +19,7 @@
 # @(#) MAIN: check_linux_sshd_status
 # DOES: see _show_usage()
 # EXPECTS: n/a
-# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2016-12-01: initial version [Patrick Van der Veken]
@@ -28,6 +28,7 @@
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2018-11-18: add linux_has_systemd_service() [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -36,7 +37,7 @@
 function check_linux_sshd_status
 {
 # ------------------------- CONFIGURATION starts here -------------------------
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -50,6 +51,7 @@ typeset _SSHD_INIT_SCRIPT=""
 typeset _SSHD_SYSTEMD_SERVICE=""
 typeset _CHECK_SYSTEMD_SERVICE=0
 typeset _STC=0
+typeset _LOG_HEALTHY=0
 typeset _RC=0
 
 # handle arguments (originally comma-separated)
@@ -62,6 +64,20 @@ do
     esac
 done
 
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
+
 # set init script & systemd service
 case "${LINUX_DISTRO}" in
     Debian)
@@ -126,7 +142,10 @@ case ${_STC} in
         _MSG="could not determine status of sshd"
         ;;
 esac
-log_hc "$0" ${_STC} "${_MSG}"
+if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+then
+    log_hc "$0" ${_STC} "${_MSG}"
+fi
 
 return 0
 }
@@ -135,10 +154,10 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks whether sshd (Secure Shell daemon) is running
+NAME        : $1
+VERSION     : $2
+PURPOSE     : Checks whether sshd (Secure Shell daemon) is running
+LOG HEALTHY : Supported
 
 EOT
 
diff --git a/sources/lib/platform/linux/check_linux_winbind_status.sh b/sources/lib/platform/linux/check_linux_winbind_status.sh
index 11244c3..28fa04a 100644
--- a/sources/lib/platform/linux/check_linux_winbind_status.sh
+++ b/sources/lib/platform/linux/check_linux_winbind_status.sh
@@ -19,7 +19,7 @@
 # @(#) MAIN: check_linux_winbind_status
 # DOES: see _show_usage()
 # EXPECTS: n/a
-# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc()
+# REQUIRES: data_comma2space(), linux_get_init(), init_hc(), log_hc(), warn()
 #
 # @(#) HISTORY:
 # @(#) 2013-05-17: initial version [Patrick Van der Veken]
@@ -27,6 +27,7 @@
 # @(#) 2017-05-08: fix fall-back for sysv->pgrep [Patrick Van der Veken]
 # @(#) 2018-05-21: STDERR fixes [Patrick Van der Veken]
 # @(#) 2019-01-24: arguments fix [Patrick Van der Veken]
+# @(#) 2019-03-09: added support for --log-healthy [Patrick Van der Veken]
 # -----------------------------------------------------------------------------
 # DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
 #******************************************************************************
@@ -37,7 +38,7 @@ function check_linux_winbind_status
 # ------------------------- CONFIGURATION starts here -------------------------
 typeset _WINBIND_INIT_SCRIPT="/etc/init.d/winbind"
 typeset _WINBIND_SYSTEMD_SERVICE="winbind.service"
-typeset _VERSION="2019-01-24"                           # YYYY-MM-DD
+typeset _VERSION="2019-03-09"                           # YYYY-MM-DD
 typeset _SUPPORTED_PLATFORMS="Linux"                    # uname -s match
 # ------------------------- CONFIGURATION ends here ---------------------------
 
@@ -48,6 +49,7 @@ typeset _ARGS=$(data_comma2space "$*")
 typeset _ARG=""
 typeset _MSG=""
 typeset _STC=0
+typeset _LOG_HEALTHY=0
 typeset _RC=0
 
 # handle arguments (originally comma-separated)
@@ -60,6 +62,20 @@ do
     esac
 done
 
+# log_healthy
+(( ARG_LOG_HEALTHY > 0 )) && _LOG_HEALTHY=1
+if (( _LOG_HEALTHY > 0 ))
+then
+    if (( ARG_LOG > 0 ))
+    then
+        log "logging/showing passed health checks"
+    else
+        log "showing passed health checks (but not logging)"
+    fi
+else
+    log "not logging/showing passed health checks"
+fi
+
 # 1) try using the init ways
 linux_get_init
 case "${LINUX_INIT}" in
@@ -105,7 +121,10 @@ case ${_STC} in
         _MSG="could not determine status of winbind"
         ;;
 esac
-log_hc "$0" ${_STC} "${_MSG}"
+if (( _LOG_HEALTHY > 0 || _STC > 0 ))
+then
+    log_hc "$0" ${_STC} "${_MSG}"
+fi
 
 return 0
 }
@@ -114,10 +133,10 @@ return 0
 function _show_usage
 {
 cat <<- EOT
-NAME    : $1
-VERSION : $2
-CONFIG  : $3
-PURPOSE : Checks whether Winbind (AD) is running
+NAME        : $1
+VERSION     : $2
+PURPOSE     : Checks whether Winbind (AD) is running
+LOG HEALTHY : Supported
 
 EOT