Modified default Linux config file and added pandora_mem_used plugin

pandora_agents/unix/Linux/pandora_agent.conf

@@ -175,7 +175,7 @@ temporal_min_size 1024
 
 # System information
 
-# vmstat syntax depends on linux distro and vmstat command version, please check before use it
+# Could change depending on linux distro and vmstat command version
 module_begin
 module_name CPU Load
 module_type generic_data
@@ -189,9 +189,10 @@ module_max_warning 90
 module_min_critical 91
 module_max_critical 100
 module_unit %
+module_group System
 module_end
 
-# vmstat syntax depends on linux distro and vmstat command version, please check before use it
+# Could change depending on linux distro and vmstat command version
 module_begin
 module_name CPU IOWait
 module_type generic_data
@@ -200,6 +201,8 @@ module_exec vmstat 1 2 | tail -1 | awk '{ print $16 }'
 module_min_warning 10
 module_min_critical 16
 module_unit %
+module_description Too much IOwait means IO bottleneck and performance problems. Check also LoadAVG.
+module_group System
 module_end
 
 # Get load average
@@ -208,60 +211,30 @@ module_name Load Average
 module_type generic_data
 module_exec cat /proc/loadavg | cut -d' ' -f1
 module_description Average process in CPU (Last minute)
+module_group System
 module_end
 
-#IO Wait CPU ticks /sec
+# Basic info about TCP Connection
 module_begin
-module_name IOWaitCPU
+module_name TCP_Connections
-module_type generic_data_inc
-module_exec vmstat -s | grep "IO-wait cpu ticks" | awk '{ print $1 }'
-module_unit ticks/sec
-module_description Too much IOwait means IO bottleneck and performance problems. Check also LoadAVG.
-module_end
-
-#Connected users
-module_begin
-module_name Connected users
 module_type generic_data 
-module_exec who | wc -l
+module_exec netstat -an | grep tcp | grep -v LIST | wc -l
+module_description Total number of TCP connections active
+module_group Networking
 module_end
 
-#Count total number of processes
+# This plugin detects all disk and report used space (%)
-module_begin
-module_name Number processes
-module_type generic_data
-module_exec ps aux | wc -l
-module_description Total processes
-module_unit processes
-module_end
-
-# Async data example
- 
-module_begin
-module_name LastLogin
-module_type async_string
-module_exec last | head -1
-module_description Monitor last user loggin
-module_end 
-
-
-# This plugin detects all disk and report free space (%)
 
 module_plugin pandora_df_used
 
-# This plugin detects system free memory and free swap (in %)
+# This plugin detects system free memory and used swap (in %)
 
-module_plugin pandora_mem
+module_plugin pandora_mem_used
 
 # This plugin will get the network usage (bytes/sec)
 
 module_plugin pandora_netusage
 
-# This parses /var/log/syslog file, under the module name "Syslog_error"
-# And search for "ERROR" string into it, sending only that information.
-
-module_plugin grep_log /var/log/syslog Syslog_error ERROR
-
 # Plugin for inventory on the agent (Only Enterprise)
 #module_plugin inventory 1 cpu ram video nic hd cdrom software init_services filesystem users route
 
@@ -269,3 +242,24 @@ module_plugin grep_log /var/log/syslog Syslog_error ERROR
 # This is for LOG monitoring, only on enterprise version
 #module_plugin grep_log_module /var/log/messages Syslog \.\*
 
+#module_begin
+#module_name HTTPD_Status
+#module_type generic_proc
+#module_exec ps aux | grep httpd | grep -v grep | wc -l
+#module_group Application
+#module_end
+
+#module_begin
+#module_name MySQL_Status
+#module_type generic_proc
+#module_exec ps aux | grep -v grep | grep mysqld_safe | wc -l
+#module_group Database
+#module_end
+
+#module_begin
+#module_name Zombies
+#module_type generic_data
+#module_exec ps aux | grep "<defunct>" | grep -v grep | wc -l
+#module_description Zombies process on system
+#module_group System
+#module_end

pandora_agents/unix/plugins/pandora_mem_used

@@ -0,0 +1,52 @@
+#!/usr/bin/perl
+
+# Returns memory USED
+# (c) 2017 Sancho Lerena <slerena@artica.es>
+
+use POSIX;
+
+my $STOTAL=`vmstat -s | grep "total swap" | awk  '{ print $1 } '`;
+my $SUSED=`vmstat -s | grep "free swap" | awk  '{ print $1 } '`;
+my $SFREE;
+eval {
+$SFREE=($SUSED/$STOTAL)*100;
+};
+if ($@) {
+        $SFREE = 0;
+}
+
+$SFREE = floor($SFREE);
+$FREEP = floor($FREEP);
+
+# Available memory as FreeMemory + Cached + SwapCached.
+my $freemem=`cat /proc/meminfo | grep 'MemFree' | awk '{ print \$2 } '`;
+my $cached=`cat /proc/meminfo | grep '^Cached:' | awk '{ print \$2 } '`;
+my $cachedswap=`cat /proc/meminfo | grep '^SwapCached:' | awk '{ print \$2 }'`;
+my $total_meminfo=`cat /proc/meminfo | grep 'MemTotal:' | awk '{ print \$2 }'`;
+my $available=$freemem+$cached+$cachedswap;
+my $available_percent = floor(($available / $total_meminfo)*100);
+
+my $USED = 100 - $available_percent;
+my $SWAP_USED = 100 - $SFREE;
+
+print "<module>\n";
+print "<name><![CDATA[Memory_Used]]></name>\n";
+print "<type><![CDATA[generic_data]]></type>\n";
+print "<description><![CDATA[Used memory %]]></description>\n";
+print "<unit><![CDATA[%]]></unit>\n";
+print "<min_critical><![CDATA[95]]></min_critical>\n";
+print "<max_critical><![CDATA[100]]></max_critical>\n";
+print "<data><![CDATA[$USED]]></data>\n";
+print "<module_group><![CDATA[System]]></module_group>\n";
+print "</module>\n";
+
+print "<module>\n";
+print "<name><![CDATA[Swap_Used]]></name>\n";
+print "<type><![CDATA[generic_data]]></type>\n";
+print "<description><![CDATA[Used Swap %]]></description>\n";
+print "<unit><![CDATA[%]]></unit>\n";
+print "<min_critical><![CDATA[95]]></min_critical>\n";
+print "<max_critical><![CDATA[100]]></max_critical>\n";
+print "<data><![CDATA[$SWAP_USED]]></data>\n";
+print "<module_group><![CDATA[System]]></module_group>\n";
+print "</module>\n";

pandora_agents/unix/plugins/pandora_netusage

@@ -10,5 +10,6 @@ echo " <type><![CDATA[generic_data_inc]]></type>"
 echo " <data><![CDATA[$TOTAL]]></data>"
 echo " <unit><![CDATA[bytes/sec]]></unit>"
 echo " <description><![CDATA[Total bytes/sec transfered in this system]]></description>"
+echo " <module_group>Networking</module_group>"
 echo "</module>"