Comment 4 for bug 208551

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Twigathy (twigathy) wrote : Re: mdadm, Raid5 and XFS stuck in uninterruptable sleep

I'm not certain if I'm having the same trouble as you, but mdadm fell over pretty hard for me on 2.6.24-16-server, mdadm - v2.6.3 - 20th August 2007 when expanding 5x500GB -> 6x500GB. I lost all the data on the raid (oops).

Possibly this is a bug in sata_sil with lots of disk writes? 5 of the 6 disks were on siI 3512 based SATA cards (The other was an onboard mobo SATA port). Similarly, I can write to the disks individually fine, they check out okay with badblocks and smartctl.

Did you get any weirdness in dmesg? I had a couple of odd things about the SATA link going down... so possibly unrelated.