[CentOS] Re: 3ware performance in CentOS

Thu Jun 19 22:30:10 UTC 2008
Ruslan Sivak <russ at vshift.com>

Scott Silva wrote:
> on 6-19-2008 1:05 PM Ruslan Sivak spake the following:
>> Jim Perrin wrote:
>>> On Thu, Jun 19, 2008 at 1:55 PM, Florin Andrei 
>>> <florin at andrei.myip.org> 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:
>>>>     
>>>
>>> You are comparing the wrong kernels. The bz321111 kernel was for an
>>> NFS related bug and has no 3 impact on 3ware performance. The redhat
>>> bug report has the kernels built for 3ware performance. Once 5.2 is
>>> rolled out, Johnny Hughes has stated he would consider building a
>>> kernel for the 444759 bug.
>>>
>>>   
>> How would I know if I'm affected by this bug?  I'm using the 9690SA 
>> controller.
>> Russ
> Does the stock drivers even support that controller yet?
>
>

Not until 5.2

Russ