From: David Rientjes <rientjes@google.com>
To: James Cloos <cloos@jhcloos.com>
Cc: linux-kernel@vger.kernel.org, linux-btrfs@vger.kernel.org
Subject: Re: Likely mem leak in 3.7
Date: Fri, 16 Nov 2012 11:17:07 -0800 (PST) [thread overview]
Message-ID: <alpine.DEB.2.00.1211161115001.2788@chino.kir.corp.google.com> (raw)
In-Reply-To: <m3r4nuwipl.fsf@carbon.jhcloos.org>
On Thu, 15 Nov 2012, James Cloos wrote:
> The kernel does not log anything relevant to this.
>
Can you do the following as root:
dmesg -c > /dev/null
echo m > /proc/sysrq-trigger
dmesg > foo
and send foo inline in your reply?
> Slabinfo gives some odd output. It seems to think there are negative
> quantities of some slabs:
>
> Name Objects Objsize Space Slabs/Part/Cpu O/S O %Fr %Ef Flg
> :at-0000016 5632 16 90.1K 18446744073709551363/0/275 256 0 0 100 *a
> :t-0000048 3386 48 249.8K 18446744073709551558/22/119 85 0 36 65 *
> :t-0000120 1022 120 167.9K 18446744073709551604/14/53 34 0 34 73 *
> blkdev_requests 182 376 122.8K 18446744073709551604/7/27 21 1 46 55
> ext4_io_end 348 1128 393.2K 18446744073709551588/0/40 29 3 0 99 a
>
Can you send the output of
zgrep CONFIG_SL[AU]B /proc/config.gz
cat /proc/slabinfo
next prev parent reply other threads:[~2012-11-16 19:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-15 23:26 Likely mem leak in 3.7 James Cloos
2012-11-16 19:17 ` David Rientjes [this message]
2012-11-18 0:29 ` James Cloos
2012-12-01 22:48 ` James Cloos
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