 | | | Redhat 9 SMP Question on IBM x445 | Redhat 9 SMP Question on IBM x445 2004-03-29 - By Ed Greshko
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On Tue, 2004-03-30 at 11:52, ??? ?????? wrote:
> Hi:)
>
> I installed a Redhat-Linux-9 on my IBM x445 server several days ago. But I
> noticed just now that only one CPU was working.
For starters, have you looked in /var/log/dmesg to see how may CPUs are
being detected on startup?
>
> I enter the command: "uname -r", and the output is "2.4.20-8smp";
> I enter the command: "cat /proc/cpuinfo", and only one cpu running
> infomation is shown.
>
> Does anybody meet the same trouble like mine on IBM x445 installing redhat
> 9?
>
> My questions are:
> 1) Is there any possibility that the application system running on the
> machine make one of the cpu freezed and disappeared?
> 2) Is there any other method for me to check the cpu's running state,
> except using proc info?
> 3) Because I can not halt or reboot the machine unbendingly, I wonder, if I
> would reboot the machine and use 2.4.20smp kernel to boot again but still
> find one of the cpu keep resting, which measure could I adopt?
> -- could kernel-recompiling help?
> -- or can I add some booting-kernel-parameters when I boot the kernel?
> except maxcpus=2
>
> Thanks a lot!
>
> Best regards.
> Luchuan Chen
>
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