MySQLTuner is a script written in Perl that will assist you with your MySQL configuration and make recommendations for increased performance and stability. Within seconds, it will display statistics about your MySQL installation and the areas where it can be improved.
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Scenario: You have one host [ hoster ] running KVM on UBUNTU with 1 network interface accessing to internet.
You want to have 2 debian etch virtual servers [ guest ] ( debian01 and debian02 ) running on your hoster with network access between them and hoster in a local LAN. In this case virtual servers will not be able to access to internet, but later I will explain how to do it.
Sometimes, you need to put a non-interactive passwords using scripts, as you can see, you can’t use passwd tool, because it only works using interactive way.
You are using debian on Dell or HP servers if you want to know the serialnumber and model you can use the following procedure.This is verr useful when you are connected remotely and find the details.
You need to install open-iscsi package for high performance, transport independent iSCSI implementation under Debian Linux. You need Debian Linux with kernel version 2.6.16, or later.