Find Memory Or RAM And Swap Usage In Linux

RAM plays an important role in the performance of a system. So we should monitor this memory usage to troubleshoot system. free is the basic command to get details of RAM and swap usage. #freeExample :# free total used free shared buffers

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How To Find And Remove Core Files In Linux?

What is a”Core file” ? Ans : A core file is created when a program is crashed/stoped abnormally due to some bug. This will be huge size which contains all the memory info, crash info which is used for programmers to debug

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How To Kill Defunct Or Zombie Process?

A "defunct" processes is also known as a "zombie" processes. A Zombie process is referred as dead process which is receding on your system though its completed executing. In one shot we can say its a dead processes which is still in

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How To See Memory(RAM) Used By An Application Or Service?

Some times its required for us to know what is the RAM used by an application. Suppose in your machine Apache service or Mysql service is consuming up all your RAM. So how to check it? Is there any direct command to

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How To See Total Processes Are Running, Files Opened, Memory Used By An User?

To see all the process run by a perticular user #ps -u username u -u used to specify user name, and u at the end of the command shows you complete path of the command executed. Example #ps -u rajesh u or

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How To See What Processes Are Running On Your System?

Q. I know the subject is not quite what I want to know, but there is a command to list running processes and I can’t remember what it is? There are many commands to accomplish this. Here is the list. To see

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