IMG 1010 - Upgrade From MRTG to Cacti Watcher
Prerequisite:
MRTG installed on GCEMS platform
Overview:
If MRTG is already installed on the GCEMS platform and user would like to upgrade to the Cacti Watcher Function, below is an upgrade procedure that should be followed. Previous MRTG Data will NOT be automatically picked up by Cacti. On an upgrade, users can choose to install Cacti and utilize it for all data collected after the upgrade is successful.
Related Topics:
IMG 1010 - Overview of Cacti Watcher
Procedure:
To begin the upgrade procedure you must Stop GCEMS if GCEMS is running
There is a file named dialogicPRIMRYcron located at /opt/dialogic/IMG/GateControlEMS/bin. This file needs to have the reference to MRTG commented out. Using either a vi editor or gedit comment out the following line.
*/5 * * * * env LANG=C /usr/local/mrtg/bin/mrtg /opt/dialogic/common/mrtg_bin/cantatamrtg.cfg -- logging /opt/dialogic/common/log/mrtg.log > /dev/null 2>&1
The file should look like the following after being commented out.
######################################################################## # StartGCEMS was run in PRODUCTION/PRIMARY mode # ###################################################################### # This script checks to see if each GCEMS component is running. # If not, it is restarted. # * * * * * /opt/dialogic/IMG/GateControlEMS/bin/StartGCEMS -p -a > /dev/null 2>&1 # # This script activates MRTG statistics gathering. # */5***env LANG=C /usr/local/mrtg/bin/mrtg/opt/dialogic/common/mrtg_bin/cantatamrtg.cfg --logging /opt/dialogic/common/log/mrtg.log > /dev/null 2>1& # # This script activates BACKUP File zip processing to happen daily at 12:30 AM. 30 0 * * * /opt/dialogic/IMG/GateControlEMS/bin/cantataBackupZip #
Kill all http processes that are currently running. In order to do this you will need to grep for the processes that are running. See command below
# ps -ef | grep httpd
A screen like the following will appear.
root 3126 1 0 Nov12 ? 00:00:00 /www/bin/httpd -k start daemon 3133 3126 0 Nov12 ? 00:01:23 /www/bin/httpd -k start daemon 3134 3126 0 Nov12 ? 00:01:23 /www/bin/httpd -k start daemon 3135 3126 0 Nov12 ? 00:01:39 /www/bin/httpd -k start daemon 3136 3126 0 Nov12 ? 00:01:13 /www/bin/httpd -k start daemon 3137 3126 0 Nov12 ? 00:01:24 /www/bin/httpd -k start excelsw 3301 1 2 Nov12 ? 00:51:28 Xvnc :1 -desktop img2-dtran.cantata.com:1 (excelsw) -httpd /usr/share/vnc/classes -auth /home/excelsw/.Xauthority -geometry 1024x768 -depth 16 -rfbwait 30000 -rfbauth /home/excelsw/.vnc/passwd -rfbport 5901 -pn daemon 4555 3126 0 Nov12 ? 00:01:15 /www/bin/httpd -k start daemon 4735 3126 0 Nov12 ? 00:01:30 /www/bin/httpd -k start root 6165 2593 0 16:03 pts/1 00:00:00 grep http
In order to kill all the http processes you must become root user. Follow the command below to accomplish this
$ su $ excel2 (root password) # kill -9 3133 3134 3135 3136 3137 4555 4735 (NOTE: The process numbers will be different for your application)
Follow the installation procedure "Installing Cacti". See related topic above. Once finished you should have cacti running and graphs should be getting populated with cacti application.