Vital Patches for ataraid with Intel Matrix RAID (ICH7)
doconnor at gsoft.com.au
Sat Mar 22 04:12:34 UTC 2008
On Thu, 20 Mar 2008, Stef Walter wrote:
> Don't duplicate the RAID amoeba style if you boot with a drive
> present that was detached from a RAID. This can happen if you manage
> to get past the above panic problem. You'll end up with two devices
> like ar0 and ar1. This can be a major mess if ar1 was already
> contained active file systems.
I have seen this bug in other ATA RAID implementations (VIA & Promise)
too. From what I can tell this part of your patch is general to all ATA
RAID arrays, right?
I can be bad even with just ar0 - you can end up with ar0 & ar1 after a
boot where ar0 is stale, it's awesome fun to debug :(
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
-- Andrew Tanenbaum
GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C
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