install cacti on ubuntu 12.04 part1

root@ubuntu1204-vm5:~# tail -1 /etc/lsb-release DISTRIB_DESCRIPTION="Ubuntu 12.04.2 LTS" root@ubuntu1204-vm5:~# uname -ri 3.2.0-38-generic x86_64

install cacti via apt-get

root@ubuntu1204-vm5:~# apt-get install cacti cacti-spine

The installation process is very easy.
just configure DB credentials and select front end GUI during the installation.
I selected Apache2 as front end GUI.

configuration files for cacti and Apache will be created automatically during installation process.

root@ubuntu1204-vm5:~# ls /etc/apache2/conf.d/ cacti.conf  charset  localized-error-pages  other-vhosts-access-log  security

start apache

root@ubuntu1204-vm5:~# apache2ctl start

after finishing installing cacti , launch browser and accesss to http:// cacti IP/cacti



click Next , select “Net Install”
click “Finish”

login

user : Admin
credentials : admin

change password









you can check how cacti collects stats

root@ubuntu1204-vm5:/usr/share/cacti/site/scripts# pwd /usr/share/cacti/site/scripts root@ubuntu1204-vm5:/usr/share/cacti/site/scripts# cat linux_memory.pl #!/usr/bin/perl open(PROCESS, "cat /proc/meminfo | grep -w $ARGV[0] |"); foreach (<PROCESS>) { if ($_ =~ /($ARGV[0].*\s)(.*[0-9])( kB)/) { print $2; } } close(PROCESS); root@ubuntu1204-vm5:/usr/share/cacti/site/scripts# cat /proc/meminfo | grep -w $ARGV[0] Unevictable:           0 kB Mlocked:               0 kB Writeback:             0 kB NFS_Unstable:          0 kB Bounce:                0 kB WritebackTmp:          0 kB HardwareCorrupted:     0 kB AnonHugePages:         0 kB HugePages_Total:       0 HugePages_Free:        0 HugePages_Rsvd:        0 HugePages_Surp:        0 root@ubuntu1204-vm5:/usr/share/cacti/site/scripts#

there are templates for some devices / processes .
http://docs.cacti.net/templates
http://www.debianhelp.co.uk/cactitemplates.htm

Of course , you can create your custom templates.