[CentOS] SMP kernels and top output

Mon Mar 26 14:49:40 UTC 2007
Bisbal, Prentice <PBisbal at LexPharma.com>

Already checked that. See my original e-mail. This problem has been
solved - It was just a change of be default behavior between different
versions of top. 


-----Original Message-----
From: centos-bounces at centos.org [mailto:centos-bounces at centos.org] On
Behalf Of Roy Ong
Sent: Monday, March 26, 2007 10:37 AM
To: CentOS mailing list
Subject: Re: [CentOS] SMP kernels and top output

On Mon, 2007-03-26 at 10:28 -0400, Bisbal, Prentice wrote:
> Hi, everyone. I'm new to the list. This question may have come up 
> before, but I couldn't find an answer to it by searching the centos 
> website. Could be I was using bad keywords for my search.
> I have 3 HP xw9300 workstations (dual AMD Opteron 64-bit processors) 
> that I'm upgrading from RHEL3WS to CentOS 4.4. I've upgraded two 
> already, with one left to go. On the system with RHEL3WS, 'top' shows 
> statistics for each processor and what processor # each process is 
> running on.
> On the systems running CentOS 4.4, the output of 'top' looks like that

> of a uniprocessors system - there are no statistics for each processor

> and it doesn't show which processor each process is running on.
> However, /proc/cpuinfo shows the two processors. 
> Does this mean that my OS isn't seeing the second processor, or has 
> the behavior of top changed between the two OS versions? Is there any 
> way that I Can verify that both processors are being used?
> --
> Prentice

to be absolutely sure, check the following # cat /proc/cpuinfo

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