system cpu

Linux Hotplug a CPU

by on April 2, 2009 · 18 comments

How do I hotplug a CPU on a running Linux system? I would like to dynamically enable or disable a CPU on a running system?

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How do I find out Linux System Memory Utilization?

by on November 24, 2007 · 6 comments

Q. How do I find out System / Server Memory Utilization under RHEL / CentOS / any other Linux distribution? A. You need to use free command which, displays the total amount of free and used physical and swap memory in the system, as well as the buffers used by the kernel. free command example [...]

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Linux Check Memory Usage

by on April 6, 2006 · 69 comments

How do I check used and free RAM memory usage under Linux operating systems using command line and GUI tools?

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