ad0: TIMEOUT

[Dag-ErlingSmørgrav]

"Tom Jensen" <tom at motd.dk> writes:
> I found this timeout in my dmesg log:
>
> ad0: TIMEOUT - WRITE_DMA retrying (2 retries left) LBA=447
> ad0: TIMEOUT - WRITE_DMA retrying (2 retries left) LBA=6718175
> ad0: TIMEOUT - READ_DMA retrying (2 retries left) LBA=3045111
> ad0: TIMEOUT - WRITE_DMA retrying (2 retries left) LBA=13869215
>
> Is this a bug?

Probably not.  Is ad0 by any chance an IBM DTTA or DTLA drive?  They
have a nasty habit of spinning down to recalibrate every 25 hours or
so, and you'll get timeouts while they're busy doing that.

DES
-- 
Dag-Erling Smørgrav - des at des.no