From: Richard Scobie <richard@sauce.co.nz>
To: Matthew Tehonica <matt.tehonica@mac.com>
Cc: Neil Brown <neilb@suse.de>,
"linux-raid@vger.kernel.org" <linux-raid@vger.kernel.org>
Subject: Re: mdadm creating raid5 with all spare disks
Date: Fri, 11 Dec 2009 13:47:44 +1300 [thread overview]
Message-ID: <4B2196B0.2090604@sauce.co.nz> (raw)
In-Reply-To: <91296851101702456968380052308470713510-Webmail@me.com>
Matthew Tehonica wrote:
> After about 5 minutes, I try to cat /proc/mdstat again and it just freezes and sits there with the cursor flashing. At this point, I can do anything with mdadm, not even like a --detail on another array on the system. Just sits there and flashes. I've tried with a bunch of different disks and same thing all the time. Here is a section from my kern.log.
>
> Dec 10 19:01:07 ghostrider kernel: [ 1338.011320] /build/buildd/linux-2.6.31/drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> Dec 10 19:01:07 ghostrider kernel: [ 1338.011330] /build/buildd/linux-2.6.31/drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> Dec 10 19:01:07 ghostrider kernel: [ 1338.011343] /build/buildd/linux-2.6.31/drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> Dec 10 19:01:07 ghostrider kernel: [ 1338.011349] /build/buildd/linux-2.6.31/drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> Dec 10 19:01:07 ghostrider kernel: [ 1338.011443] /build/buildd/linux-2.6.31/drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> Dec 10 19:01:07 ghostrider kernel: [ 1338.011449] /build/buildd/linux-2.6.31/drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> Dec 10 19:01:07 ghostrider kernel: [ 1338.011461] end_request: I/O error, dev sdf, sector 0
> Dec 10 19:01:07 ghostrider kernel: [ 1338.011472] md: super_written gets error=-5, uptodate=0
Looks like the drives are being dropped by the controller.
I believe there was some recent discussion here about mv_sas, md and
failures under heavy I/O load.
Regards,
Richard
next prev parent reply other threads:[~2009-12-11 0:47 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-10 17:15 mdadm creating raid5 with all spare disks Matt Tehonica
2009-12-10 20:10 ` Neil Brown
2009-12-11 0:04 ` Matthew Tehonica
2009-12-11 0:47 ` Richard Scobie [this message]
2009-12-11 1:01 ` Matt Tehonica
2009-12-11 9:08 ` Andre Tomt
2009-12-11 13:33 ` Thomas Fjellstrom
2009-12-11 17:54 ` Matt Tehonica
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