Top, smp and hyperthread

Yang Xiao yxiao2004 at gmail.com
Fri Nov 12 15:56:21 UTC 2004


On Fri, 12 Nov 2004 10:44:55 -0500 (EST), fmml at cedval.org
<fmml at cedval.org> wrote:
> Hi all,
> 
> I have installed Fedora core 2 on a serveur with 2 xeon with hyperthread
> capabilities (intel motherboard SE7501CW2).
> 
> When running top on Redhat advance server on similar server, I can see
> multiple CPU instances.
> 
> But on fedora, only one cpu appears.
> 
> I believe fedora sees the 2 cpu since when I do "cat /proc/cpuinfo" I see
> 4 of them (2 +2 hypertread).
> 
> Is the top shipped with fedora different from redhat or does it mean
> something else?
> 
> Thanks in advance,
> 
> Francois Meehan
1,I       Toggle SMP view: '1' single/separate states; 'I' Irix/Solaris mode

press 1 while in top

Yang




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