Thread (7 messages) 7 messages, 4 authors, 2012-11-27

Re: [Jfs-discussion] Out of memory on 3.5 kernels

From: Dave Kleikamp <hidden>
Date: 2012-11-27 15:57:21
Also in: lkml

On 11/21/2012 04:37 PM, Dave Kleikamp wrote:
On 10/30/2012 05:35 AM, Nico Schottelius wrote:
quoted
Good morning,

update: this problem still exists on 3.6.2-1-ARCH and it got worse:

I reformatted the external disk to use xfs, but as the my
root filesystem is still jfs, it still appears:

 Active / Total Objects (% used)    : 642732 / 692268 (92.8%)
 Active / Total Slabs (% used)      : 24801 / 24801 (100.0%)
 Active / Total Caches (% used)     : 79 / 111 (71.2%)
 Active / Total Size (% used)       : 603522.30K / 622612.05K (96.9%)
 Minimum / Average / Maximum Object : 0.01K / 0.90K / 15.25K

  OBJS ACTIVE  USE OBJ SIZE  SLABS OBJ/SLAB CACHE SIZE NAME                   
475548 467649  98%    1.21K  18722       26    599104K jfs_ip
...
quoted
I am wondering if anyone is feeling responsible for this bug or if the mid-term
solution is to move away from jfs?
Sorry, I haven't taken too close a look at this, but I did notice
another conversation that may be related:

https://lkml.org/lkml/2012/11/17/26

The commit in question first showed up in 3.5-rc1, which coincides with
your problem.
I believe this commit will fix the problem:
http://git.kernel.org/gitweb.cgi?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=4eff96d

It is targeted for the stable kernels.
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