Re: libata timeout, MCE and kernel panic
From: Alan Cox
Date: Wed Jul 23 2008 - 20:07:15 EST
> recovery was required. It seems the journal recovery combined with the
> md device reconstruction was enough to cause an ata command
> timeout. After that I saw several MCEs and the kernel paniced.
An MCE is amachine check, and indicates the hardware detected a problem.
Given the sequence of heavy I/O, followed by a timeout and the processors
detecting inconsistencies - is your PSU sufficient ?
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/