Re: Performance problems with 3ware 9500S-4LP and 2.6.25-rc3

[Tony Battersby]

Andre Noll wrote:
> Thanks, this helped a lot. However, there does not seem to be a way
> to make the system more responsive, which is really the problem we
> are experiencing.
>
> Andre
>   
This is not 3ware-specific, but kernel 2.6.24 has new per-device write
throttling that might help with the responsiveness issue:

http://kernelnewbies.org/LinuxChanges#head-92340ffcec39e7c2a09fd933243fb18eda57f1b4
http://lwn.net/Articles/245600/

Also, check to see if the 3ware controller has a background initialize
or verify in progress, since that will obviously slow things down until
it is complete.

Tony

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