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Modified default Linux config file and added pandora_mem_used plugin

This commit is contained in:
fermin831 2017-02-22 12:25:05 +01:00
parent 1b1f1165e8
commit 7b9e053389
3 changed files with 95 additions and 48 deletions
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90
pandora_agents/unix/Linux/pandora_agent.conf
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@ -175,8 +175,8 @@ temporal_min_size 1024
# System information
# vmstat syntax depends on linux distro and vmstat command version, please check before use it
module_begin
# Could change depending on linux distro and vmstat command version
module_begin
module_name CPU Load
module_type generic_data
module_interval 1
@ -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
@ -200,72 +201,65 @@ 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
module_begin
# Get load average
module_begin
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_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
module_begin
module_name IOWaitCPU
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
# Basic info about TCP Connection
module_begin
module_name Connected users
module_type generic_data
module_exec who | wc -l
module_name TCP_Connections
module_type generic_data
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
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 (%)
# This plugin detects all disk and report used 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
#module_plugin inventory 1 cpu ram video nic hd cdrom software init_services filesystem users route
# Log collection modules. Only for enterprise version, this will collect log files for forensic analysis.
# 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

52
pandora_agents/unix/plugins/pandora_mem_used Executable file
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@ -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";

1
pandora_agents/unix/plugins/pandora_netusage
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@ -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>"