Messages in this thread | | | From | Bartlomiej Zolnierkiewicz <> | Subject | Re: Promise PDC20269 (Ultra133 TX2) + Software RAID | Date | Wed, 4 Feb 2004 23:06:54 +0100 |
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On Wednesday 04 of February 2004 22:22, Andreas Steinmetz wrote: > Pedro Larroy wrote: > > On Tue, Feb 03, 2004 at 02:08:31PM +1030, Ryan Verner wrote: > >>And the machine is randomly locking up, and of course, on reboot, the > >>raid array is rebuilt. Ouch. Any clues as to why? I'm sure the hard > >>drive hasn't failed as it's brand new; I suspect a chipset > >>compatibility problem or something. > >> > >>R > > > > I have similar issues with 20269. I have two cards on one box doing sw > > raid5 on 6 ide drives. It only runs stably with 2.4.19 > > It has been many months since I assembled that box, and I've tried > > kernels from 2.4.20-ac, 2.5.x, 2.6.2 and all hang after some time > > running. > > > > I remember that pdcs also hanged a dual processor box. > > In my case (see my mail to lkml today) I do suspect concurrent disk > access and IO-APIC to be the culprit. If you're using an IO-APIC try > booting with either "noapic" or "hdx=serialize" where hdx is one of the > disks of your controller card.
Try "noapic" first, "hdx=serialize" will kill you RAID performance.
---bart
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