Messages in this thread | | | Date | Mon, 24 Nov 2003 11:57:07 -0800 | From | Andrew Morton <> | Subject | Re: LSI53C1030 (Fustion MPT) performance |
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Karl Pitrich <pit@0xff.at> wrote: > > hi, > > i got a new ibm intellistation z pro dual xeon (6221-49G) with on board > Fusion MPT chipset (LSI53C1030) and fast U160 disks. > > 2.4.20-8 (redhat) and 2.6.0-test9-vanilla > (each customer compiled minimal kernels) > both yield very poor disk performance. > > i didn't do specific benkchmarking, but mv'ing a 3GB $HOME to another > partition takes at least 4x the time as on my old P4 workstation with > IDE drive. > > is poor performance with this controller a known problem? > could that have to do something with smp? > > in 2.6.0, the driver's cvs-versions seem to match the ones in the > sources offered by LSI for download. > lkml-archives and google weren't all too helpful. >
The 2.6 driver runs nicely in single-disk mode but has been reported to run like a dog in RAID mode. I do not know if the 2.4 driver has the same problem.
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