MRTG : Get CPU Load Average

MRTG : Get CPU Load Average 2015/06/16

	Configure MRTG to display CPU Load Average rate.
[1]	Configure MRTG.

[root@dlp ~]#  vi /etc/mrtg/mrtg.cfg # add follows to the end (replace the "Serverworld" to your comunity name) Target[CPU]: .1.3.6.1.4.1.2021.10.1.5.1&.1.3.6.1.4.1.2021.10.1.5.2:Serverworld@127.0.0.1:::::2 MaxBytes[CPU]: 100 Unscaled[CPU]: dwmy Options[CPU]: gauge, growright, nopercent YLegend[CPU]: Load Average ShortLegend[CPU]: (%) LegendI[CPU]: Load Average 1 min LegendO[CPU]: Load Average 5 min Legend1[CPU]: Load Average 1 min Legend2[CPU]: Load Average 5 min Title[CPU]: CPU Load Average PageTop[CPU]: <h1>CPU Load Average</h1> # execute mrtg 3 times (display warnings until 3 times) [root@dlp ~]#  for (( i=1 ; i <= 3 ; i++ )); do env LANG=C mrtg /etc/mrtg/mrtg.cfg; done  2015-06-16 19:20:01, Rateup WARNING: /usr/bin/rateup could not read the primary log file for cpu 2015-06-16 19:20:01, Rateup WARNING: /usr/bin/rateup The backup log file for cpu was invalid as well 2015-06-16 19:20:01, Rateup WARNING: /usr/bin/rateup Can't rename cpu.log to cpu.old updating log file # generate index file [root@dlp ~]#  indexmaker --columns=1 /etc/mrtg/mrtg.cfg > /var/www/mrtg/index.html

[2]	Access to the "http://(MRTG hostname or IP address)/mrtg/" from a client with HTTP, then it's possible to see CPU load average rate.