[CentOS] 3Ware 9550SX and latency/system responsiveness

[Ross S. W. Walker]

Feizhou wrote:
> 
> >>>> Is there any way to tell the card to forget about not 
> having a BBU 
> >>>> and behave as if it did?
> >>> Short of modifying the code...I do not know of any.
> >> Well, I've now got BBUs on order for the three identical 
> machines to 
> >> see if that does anything to improve matters - I'll report 
> back when 
> >> I've fitted them. A glance through the 2.26.05.007 driver 
> code shows 
> >> no references to the BBU, so the different code paths 
> (with BBU and 
> >> without) must be in the firmware itself.
> > 
> > If your card is on a PCI riser try running it plugged 
> directly in the
> > slot (if you can) and see if that helps.
> > 
> 
> He said his card is directly plugged in.

Doh, problem with the long threads, one forgets everything
that was mentioned earlier unless they re-read the whole
thread again.

-Ross

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