IO stall in FreeBSD 9.1

[Adam McDougall]

I don't know if this is a known issue, but you might try 9.3 (or 9.2 for
comparison) because 9.1/9.2 are not supported anymore.

On 06/09/2015 12:55, Sibananda Sahu wrote:
> Is this a known issue on FreeBSD-9.1-RELEASE ?
> 
> I went through the ERRATA and RELEASE NOTES of FreeBSD-9.1-RELEASE (where I
> observe the issue consistently) and FreeBSD-8.4-RELEASE (where this issue
> is not observed), but I really did not find any info on issues related to
> CAM or GEOM.
> 
> 
> 
> Thanks,
> 
> Sibananda Sahu
> 
> 
> 
> 
> 
> *From:* Sibananda Sahu [mailto:sibananda.sahu at avagotech.com]
> *Sent:* Monday, June 08, 2015 7:43 PM
> *To:* 'freebsd-scsi at freebsd.org'
> *Cc:* 'Kenneth D. Merry'; 'scottl at freebsd.org'; 'Scott Long'; 'Konstantin
> Belousov'
> *Subject:* IO stall in FreeBSD 9.1
> 
> 
> 
> Hi all,
> 
> 
> 
> I am working on mrsas(4) driver for AVAGO’s 3108 Invader controllers in
> FreeBSD.
> 
> Recently while testing on FreeBSD-9.1-RELEASE I have observed that IOs
> running on VDs behind AVAGO 3108 controller, stalls after a while.