Date: Tue, 27 Apr 2010 13:12:37 -0700 From: Matthew Jacob <mj@feral.com> To: freebsd-scsi@freebsd.org Subject: Re: MFC of "Large set of CAM improvements" breaks I/O to Adaptec 29160 SCSI controller Message-ID: <4BD74535.4060503@feral.com> In-Reply-To: <o2rff80e6381004271308l302a7173qe2dbcd4e4f038305@mail.gmail.com> References: <E1O6ilc-0000GP-Q3@dilbert.ticketswitch.com> <4BD6F266.5080403@feral.com> <o2rff80e6381004271308l302a7173qe2dbcd4e4f038305@mail.gmail.com>
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On 04/27/2010 01:08 PM, Andy Farkas wrote: > On Wed, Apr 28, 2010 at 12:19 AM, Matthew Jacob<mj@feral.com> wrote: > > >> What do you mean by 'deadlock'? >> > All disk I/O stops. > > eg. bonnie++ will get stuck in 'getblk' state, or rm will get stuck in > 'biord' state. > bufdaemon gets stuck in 'wdrain' state. > > The system will respond to pings but any process requiring disk access hangs. > > Any help is appreciated, thanks. > > -a > Does anything time out (eventually)?
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