top command in linux [closed]

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I would like to know meaning of each and every column of top command result.

If you see the screenshot, It shows lot of Java process under the user 'resoultion'. But here only one Tomcat is running.

%Mem is same for some of the processes, The Consolidation of these numbers are higher than 100.Please explain what does this mean?

Answer 1

You can find everything you need to know about that command and the meaning of the columns, here: http://linux.about.com/od/commands/l/blcmdl1_top.htm

You can also use the following command to access the manuals in the console: man top

Answer 2

there is a system wide command available

man top