From: "Martin J. Bligh" <mbligh@mbligh.org>
To: "Martin J. Bligh" <mbligh@mbligh.org>
Cc: Dave Jones <davej@redhat.com>,
Jesper Juhl <jesper.juhl@gmail.com>, Jens Axboe <axboe@suse.de>,
Linus Torvalds <torvalds@osdl.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>,
markhe@nextd.demon.co.uk, Andrea Arcangeli <andrea@suse.de>,
Mike Christie <michaelc@cs.wisc.edu>,
James Bottomley <James.Bottomley@steeleye.com>
Subject: Re: Slab corruption in 2.6.16-rc5-mm2
Date: Thu, 09 Mar 2006 07:54:16 -0800 [thread overview]
Message-ID: <44104FA8.6090604@mbligh.org> (raw)
In-Reply-To: <44104EB7.9090103@mbligh.org>
>> DEBUG_PAGEALLOC in particular is *fantastic* at making bugs hide.
>> I've lost many an hour trying to pin bugs down due to that.
>
>
> Is this backwards? We're saying DEBUG_PAGEALLOC is bad?
>
> OK, what I'm going to try to do, given the recent comments re
> CONFIG_DEBUG_SLAB and also PAGEALLOC is to arrange with Andy to run
> a debug kernel as well as a normal kernel for every test, and then
> we can publish the results on http://test.kernel.org. For now it'll be
> a seperate matrix, until I work out how to fold the 3d cube nicely
> into 2d - I know I have to do that anyway, so no big deal.
>
> Do we NOT want to have DEBUG_SLAB and DEBUG_PAGEALLOC both enabled?
> Running multiple permutations is going to get really painful on the
> systems involved. Any other requests for what gets enabled (I really
> want to just stick to one 'debug' setup if possible).
>
> I have no idea why I didn't do this a year ago <slaps self>.
Oh, and I ported CONFIG_DEBUG_PAGEALLOC to x86_64 last week. Will send
out the patch later today.
M.
next prev parent reply other threads:[~2006-03-09 15:54 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-06 0:17 Slab corruption in 2.6.16-rc5-mm2 Jesper Juhl
2006-03-06 18:25 ` Linus Torvalds
2006-03-06 18:43 ` Jesper Juhl
2006-03-06 19:32 ` Linus Torvalds
2006-03-06 19:51 ` Jesper Juhl
2006-03-06 19:58 ` Jesper Juhl
2006-03-06 20:06 ` Linus Torvalds
2006-03-06 20:24 ` Jesper Juhl
2006-03-06 20:30 ` Jens Axboe
2006-03-06 20:33 ` Jens Axboe
2006-03-06 21:14 ` Jesper Juhl
2006-03-06 21:41 ` Jesper Juhl
2006-03-06 21:55 ` Dave Jones
2006-03-06 21:57 ` Jesper Juhl
2006-03-09 15:50 ` Martin J. Bligh
2006-03-09 15:54 ` Martin J. Bligh [this message]
2006-03-09 15:54 ` Benjamin LaHaise
2006-03-09 16:04 ` Martin J. Bligh
2006-03-09 16:08 ` Linus Torvalds
2006-03-09 16:41 ` Dave Jones
2006-03-06 20:36 ` Jesper Juhl
2006-03-06 20:53 ` Jesper Juhl
2006-03-06 20:56 ` Jesper Juhl
2006-03-06 21:07 ` Linus Torvalds
2006-03-06 21:16 ` Jesper Juhl
2006-03-06 21:54 ` Jesper Juhl
2006-03-06 22:05 ` Andrew Morton
2006-03-06 22:08 ` Jesper Juhl
2006-03-06 22:27 ` Jesper Juhl
2006-03-06 22:17 ` Linus Torvalds
2006-03-06 22:34 ` Linus Torvalds
2006-03-06 22:52 ` Jesper Juhl
2006-03-06 22:54 ` Linus Torvalds
2006-03-06 23:01 ` Jesper Juhl
2006-03-06 23:06 ` Andrew Morton
2006-03-06 23:24 ` Jesper Juhl
2006-03-07 0:17 ` Linus Torvalds
2006-03-07 0:25 ` Jesper Juhl
2006-03-07 3:15 ` Mike Christie
2006-03-07 3:20 ` Linus Torvalds
2006-03-07 18:01 ` James Bottomley
2006-03-07 19:40 ` Jesper Juhl
2006-03-07 8:47 ` [PATCH] slab: fix offslab_limit in calculate_slab_order (Was: Slab corruption in 2.6.16-rc5-mm2) Pekka J Enberg
2006-03-07 17:12 ` Linus Torvalds
2006-03-07 19:21 ` Pekka Enberg
2006-03-07 19:28 ` Slab corruption in 2.6.16-rc5-mm2 Bill Davidsen
2006-03-06 22:44 ` Jesper Juhl
2006-03-06 18:48 ` Mike Christie
2006-03-06 18:49 ` Mike Christie
-- strict thread matches above, loose matches on Subject: below --
2006-03-08 6:25 Chuck Ebbert
2006-03-08 8:32 ` Nick Piggin
2006-03-08 8:46 ` Andrew Morton
2006-03-08 9:02 ` Nick Piggin
2006-03-08 9:12 ` Andrew Morton
2006-03-08 9:23 ` Nick Piggin
2006-03-08 14:35 ` Lee Schermerhorn
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=44104FA8.6090604@mbligh.org \
--to=mbligh@mbligh.org \
--cc=James.Bottomley@steeleye.com \
--cc=akpm@osdl.org \
--cc=andrea@suse.de \
--cc=axboe@suse.de \
--cc=davej@redhat.com \
--cc=jesper.juhl@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=markhe@nextd.demon.co.uk \
--cc=michaelc@cs.wisc.edu \
--cc=torvalds@osdl.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