Re: mptsas problem

[Wakko Warner <wakko@animx.eu.org>]

James Bottomley wrote:
> On Sun, 2008-04-13 at 12:48 -0400, Wakko Warner wrote:
> > > Actually, I'd say this is a signal for NCQ errors with the drive.
> > 
> > Unless it's this specific drive firmware, I'd have to disagree.  I have 6 of
> > the exact same drives (can't confirm firmware is the same though) in raid5
> > on an aic9410 sas controller w/o problems.  The queue_depth for those are
> > 31.  I considered setting that value to the ones I'm having problems with,
> > but I really don't want to go through another 4 hour rebuild.
> 
> Well, yes, different revs of the firmware can behave differently.  The
> libata-core blacklist includes the firmware version as part of the
> pattern matching.

> There's an easy way to verify:  smartctl -i will print the firmware
> version string.

The aic sas one shows 3.AAE
The lsi mptsas can't be queried:
# smartctl -d scsi -i /dev/sdc
smartctl version 5.38 [i686-pc-linux-gnu] Copyright (C) 2002-8 Bruce Allen
Home page is http://smartmontools.sourceforge.net/

Serial number:             3QD076X8
Device type: disk
Local Time is: Sun Apr 13 13:02:36 2008 EDT
Device supports SMART and is Enabled
Temperature Warning Disabled or Not Supported
#

I tried -d ata, -d sat and not using -d, provided no information.  -T
permissive didn't work either.

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