From: "H. Peter Anvin" <hpa@zytor.com>
To: Dan Williams <dan.j.williams@gmail.com>
Cc: linux-raid <linux-raid@vger.kernel.org>
Subject: Re: RAID-10 keeps aborting
Date: Mon, 03 Jun 2013 08:47:44 -0700 [thread overview]
Message-ID: <51ACBAA0.40604@zytor.com> (raw)
In-Reply-To: <CAA9_cme6tYpYnrZDbrDduwPCjVn+PFbx_rZNPFazBEU9EF0upw@mail.gmail.com>
On 06/02/2013 11:14 PM, Dan Williams wrote:
>
> If I'm reading things correctly that may still result in failure since
> md will still pass the REQ_WRITE_SAME bios down to the the devices and
> will receive BLK_PREP_KILL for its trouble. md only notices that
> write same is disabled on underlying devices at assembly time.
>
I have to admit to not seeing where md (as opposed to dm) even looks for
if the underlying devices have write same enabled. It seems extremely
likely that it is write same that is causing the headaches, though.
-hpa
next prev parent reply other threads:[~2013-06-03 15:47 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-03 3:57 RAID-10 keeps aborting H. Peter Anvin
2013-06-03 4:05 ` H. Peter Anvin
2013-06-03 5:47 ` Dan Williams
2013-06-03 6:06 ` H. Peter Anvin
2013-06-03 6:14 ` Dan Williams
2013-06-03 6:30 ` H. Peter Anvin
2013-06-03 14:39 ` H. Peter Anvin
2013-06-11 16:47 ` Joe Lawrence
2013-06-11 17:12 ` H. Peter Anvin
2013-06-03 15:47 ` H. Peter Anvin [this message]
2013-06-03 16:09 ` Joe Lawrence
2013-06-03 17:22 ` Dan Williams
2013-06-03 17:40 ` H. Peter Anvin
2013-06-03 18:35 ` Martin K. Petersen
2013-06-03 18:38 ` H. Peter Anvin
2013-06-03 18:40 ` H. Peter Anvin
2013-06-03 22:20 ` H. Peter Anvin
2013-06-03 22:34 ` H. Peter Anvin
2013-06-04 15:56 ` Martin K. Petersen
2013-06-03 23:19 ` H. Peter Anvin
2013-06-04 15:39 ` Joe Lawrence
2013-06-04 15:46 ` H. Peter Anvin
2013-06-04 15:54 ` Martin K. Petersen
2013-06-05 10:02 ` Bernd Schubert
2013-06-05 11:38 ` Bernd Schubert
2013-06-05 12:53 ` [PATCH] scsi: Check if the device support WRITE_SAME_10 Bernd Schubert
2013-06-05 19:14 ` Martin K. Petersen
2013-06-05 20:09 ` Bernd Schubert
2013-06-07 2:15 ` Martin K. Petersen
2013-06-12 19:34 ` Bernd Schubert
2013-06-05 19:11 ` RAID-10 keeps aborting Martin K. Petersen
2013-06-04 17:36 ` Dan Williams
2013-06-04 17:54 ` Martin K. Petersen
2013-06-04 17:57 ` H. Peter Anvin
2013-06-04 18:04 ` Martin K. Petersen
2013-06-04 18:32 ` Dan Williams
2013-06-04 18:38 ` H. Peter Anvin
2013-06-04 18:56 ` Dan Williams
2013-06-05 2:39 ` H. Peter Anvin
[not found] ` <(H.>
[not found] ` <Peter>
[not found] ` <Anvin's>
[not found] ` <message>
[not found] ` <of>
[not found] ` <"Thu>
[not found] ` <"Wed>
[not found] ` <"Tue>
[not found] ` <04>
[not found] ` <Jun>
[not found] ` <2013>
[not found] ` <14:27:47>
[not found] ` <-0400")>
2013-06-07 2:19 ` Martin K. Petersen
2013-06-10 14:15 ` Joe Lawrence
2013-06-12 3:15 ` NeilBrown
2013-06-12 4:07 ` H. Peter Anvin
2013-06-12 6:29 ` Bernd Schubert
2013-06-12 10:22 ` Joe Lawrence
2013-06-12 14:28 ` Martin K. Petersen
2013-06-12 14:25 ` Martin K. Petersen
2013-06-12 14:29 ` H. Peter Anvin
2013-06-12 14:34 ` Martin K. Petersen
2013-06-12 14:37 ` H. Peter Anvin
2013-06-12 14:45 ` H. Peter Anvin
[not found] ` <5AA430FFE4486C448003201AC83BC85E0360CE3F@EXHQ.corp.stratus! .com>
[not found] ` <5AA430FFE4486C448003201AC83BC85E0360CE3F@EXHQ.corp.stratus.com>
2013-06-12 15:58 ` H. Peter Anvin
2013-06-13 3:10 ` NeilBrown
2013-06-13 3:13 ` H. Peter Anvin
2013-06-13 3:31 ` NeilBrown
2013-06-13 21:40 ` Martin K. Petersen
2013-06-13 2:45 ` Joe Lawrence
2013-06-13 3:11 ` NeilBrown
[not found] ` <19:39:58>
[not found] ` <-0700")>
2013-06-05 19:29 ` Martin K. Petersen
2013-06-06 18:27 ` Joe Lawrence
[not found] ` <(Joe>
2013-06-06 18:36 ` H. Peter Anvin
2013-06-12 14:43 ` Martin K. Petersen
2013-06-11 21:50 ` Joe Lawrence
2013-06-11 21:53 ` H. Peter Anvin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=51ACBAA0.40604@zytor.com \
--to=hpa@zytor.com \
--cc=dan.j.williams@gmail.com \
--cc=linux-raid@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).