SysAdminGear

You are running a Plesk server and dont know what linux packages should you update. You can configure yum with atomicrocketturtle configuration.

Read this:
How to Install yum on centOS

Login to your server as root. You can configure using:

- Automatic configuration
# Using Lynx (yum -y install lynx):
# lynx -source http://3es.atomicrocketturtle.com/installers/atomic.sh | sh

- Wget:
# wget http://3es.atomicrocketturtle.com/installers/atomic.sh
# sh ./atomic.sh

Now for example, if you whant to upgrade spamassassin:
# yum update spamassassin

It will only install / update compatible rpms with Plesk.