Sysmon
Description
- Sysmon provide graphics regarding server health.
- It adds a new panel in the server-manager.
Installation
yum --enablerepo=smecontribs install smeserver-sysmon
Configuration
You can access Sysmon interface in the server-manager.
By default Sysmon monitors your SME Server gateway, and you can additional hosts. You can also change some defaults variables. These are:
hosts
Default: Your SME Servergateway
To add additional hosts to monitor as a comma separated list:
config setprop sysmon hosts w.x.y.z,myhost.to-ping.com
Hosts will be ordered in the server manager panel alphabetically. If you change the hosts and want to remove the old hosts you may need to clear the respective files in /var/lib/rrd
To see stats for the other hosts, from the Sysmon page click the 'Daily' Graph (5 Minute Average) link
pingscale
Default: 300
config setprop sysmon pingscale xxx
maxscale
Default: 400
config setprop sysmon maxscale xxx
After changing one of the above values you have to restart the sysmon servce
service sysmon restart
and wait for 5 minutes for the new data to be displayed in server manager.
Upgrade
When upgrading to a newer version, all Sysmon data will automatically be backed up to a backup directory /var/lib/rrd/backup/ If you upgraded from at least version 6.1, you can use it again retain the Sysmon history. Use the following commands :
service sysmon stop cp -f /var/lib/rrd/backup/*.rrd /var/lib/rrd/ service sysmon start
Uninstall
yum remove smeserver-sysmon
Remove rrd data manually in /var/lib/rrd/ directory.
