[CentOS] 3ware performance in CentOS

Joshua Baker-LePain jlb17 at duke.edu
Thu Jun 19 18:04:38 UTC 2008

On Thu, 19 Jun 2008 at 10:55am, Florin Andrei wrote

> Have a look at these pages:
> http://www.bofh-hunter.com/2008/06/13/3ware-performance-in-centos/
> https://bugzilla.redhat.com/show_bug.cgi?id=444759
> I'm comparing the default 5.1 64bit kernel with the patched one posted in the 
> bug report (kernel-2.6.18-53.1.21.el5.bz321111.x86_64) and I don't quite see 
> any significant difference in write performance for this command:

That's the wrong patched kernel.  You'd need to be using one of the 
kernels in <http://people.redhat.com/thenzl/kernel/> -- 

I'd be interested in a way of telling from within the OS whether or not 
MWI is enabled...

Joshua Baker-LePain
QB3 Shared Cluster Sysadmin

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