kswapd running at 100% - Slowing down Machine

[Esquivel, Vicente]

> -----Original Message-----
> From: redhat-list-bounces at redhat.com 
> [mailto:redhat-list-bounces at redhat.com] On Behalf Of 
> Andrew.Bridgeman at corusgroup.com
> Sent: Tuesday, April 04, 2006 2:54 AM
> To: redhat-list at redhat.com
> Subject: kswapd running at 100% - Slowing down Machine
> 
> 
> 
> We currently have a problem with one of our production Redhat 
> machines running kernel 2.4.21-20.ELsmp. It is running really 
> slow and i have noticed when doing a top the kswapd process 
> is running at 100%. I have been running this machine now for 
> over a year with no problems so i am not sure why we suddenly 
> have this issue. I have read on the net that there are some 
> bug fixes which address this issue but unfortunately we need 
> to run at this version for software compatibility on the 
> server. Is there a way of resolving this issue without 
> upgrading the kernel?
> 
> Any help would be much appreciated.
> 
> Regards
> 
> Andrew Bridgeman
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>

It is a know issue with that kernel.  Here is a link that will provide
you with some information about the bug:
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=132639

You can use their recommended fix or just update the kernel

Regards

Vince