vmstat

Display Apache Server Status with mod_status

by on June 6, 2008 · 11 comments

How do I display Apache server status such as current server activity and performance under Red Hat Enterprise Linux?

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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 Performance Tools To Troubleshoot Problems

by on July 6, 2006 · 9 comments

Q. I am new to Linux. What tools or commands are recommended to troubleshoot performance related problems?

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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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