Troubleshooting
Problem
If there is no graph in RTM, what should I check?
Symptom
There is no graph in RTM graphic user interface.
Resolving The Problem
You can check the following to see if there is any clues:
1, If there is data in your MySQL database.
2, When the answer of 1 is 'no', you can check if your lsfpollerd is up and running:
# service lsfpollerd status
3, If the answer of 1 is 'yes', check if your rrd file timestamp under /opt/IBM/cacti/rra are abnormal.
4, If 3 is 'no', check if your crontab setting of cacti is in correct contents and owner:
ls -l /etc/cron.d/cacti
cat /etc/cron.d/cacti
5, If all of 1 ~ 4 have no problem, check if your settings of following two are all "Every 5 minutes"
Console -> Configuration -> Settings -> Poller -> Poller Interval
Console -> Configuration -> Settings -> Poller -> Corn Interval
Here is a real use case. If you set "Corn Interval" above to "Every minute", there will be no longer having graph displayed.
It is recommend to set as following:
Poller Interval = Corn Interval = 5 minutes
This because /etc/cron.d/cacti is set as the following:
[your_rtm_host] # cat /etc/cron.d/cacti
# $Id$
*/5 * * * * apache php /opt/IBM/cacti/poller.php > /dev/null 2>&1
[your_rtm_host] #
It means php /opt/IBM/cacti/poller.php runs every 5 minutes.
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Document Information
Modified date:
17 June 2018
UID
isg3T1024535