Messages in this thread | | | Subject | Re: OOM problems on 2.6.12-rc1 with many fsx tests | From | Mingming Cao <> | Date | Mon, 04 Apr 2005 09:50:17 -0700 |
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On Sun, 2005-04-03 at 18:35 -0700, Andrew Morton wrote: > Mingming Cao <cmm@us.ibm.com> wrote: > > > > I run into OOM problem again on 2.6.12-rc1. I run some(20) fsx tests on > > 2.6.12-rc1 kernel(and 2.6.11-mm4) on ext3 filesystem, after about 10 > > hours the system hit OOM, and OOM keep killing processes one by one. I > > could reproduce this problem very constantly on a 2 way PIII 700MHZ with > > 512MB RAM. Also the problem could be reproduced on running the same test > > on reiser fs. > > > > The fsx command is: > > > > ./fsx -c 10 -n -r 4096 -w 4096 /mnt/test/foo1 & > > > This ext3 bug goes all the way back to 2.6.6.
> I don't know yet why you saw problems with reiser3 and I'm pretty sure I > saw problems with ext2. More testing is needed there. >
We (Janet and I) are chasing this bug as well. Janet is able to reproduce this bug on 2.6.9 but I can't. Glad to know you have nail down this issue on ext3. I am pretty sure I saw this on Reiser3 once, I will double check it. Will try your patch today.
Thanks, Mingming
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