Howto find out AIX UNIX CPU information, clock speed

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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, DevOps engineer, and a trainer for the Linux operating system/Unix shell scripting. Get the latest tutorials on SysAdmin, Linux/Unix and open source topics via RSS/XML feed or weekly email newsletter.

8 comment

  4. How to get the processorFeature option in AIX?
    For eg
    Name current Value
    ProcessorFeature 01AB

    I am new to AIX and I am not sure what this 01AB means ?

    Please help

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