Howto find out AIX UNIX CPU information, clock speed

Posted on in Categories , , last updated June 6, 2007

Q. How do I find out CPU information under AIX UNIX?

A. You can use graphical system administration tool for the IBM AIX computer operating system called SMIT.

AIX Commands

Following commands can be used.

lscfg command

lscfg – Displays configuration, diagnostic, and vital product data (VPD) information about the system including CPU information:
lscfg

Determining CPU Speed

When using AIX 5.1 and subsequent releases, the following code returns the processor speed in hertz (Hz):
lsattr -E -l proc0 | grep "Processor Speed"

Also, in AIX 5.1 pmcycles command lists the processor speed:
pmcycles

See also

=> Determining microprocessor speed

=> Read man page of pmcycles, lsattr, lscfg

Posted by: Vivek Gite

The author is the creator of nixCraft and a seasoned sysadmin and a trainer for the Linux operating system/Unix shell scripting. He has worked with global clients and in various industries, including IT, education, defense and space research, and the nonprofit sector. Follow him on Twitter, Facebook, Google+.

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