linux-kernel - Re: [headache] 3.7.0-rc2 can't handle mutt (with 3.7G mail file) +FF (4 tabs) on a 4G memory+4 core system ?

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Sat, 10 Nov 2012 22:54:04 -0500
From:	Luming Yu <luming.yu@...il.com>
To:	Ortwin Glück <odi@....ch>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [headache] 3.7.0-rc2 can't handle mutt (with 3.7G mail file) +FF
 (4 tabs) on a 4G memory+4 core system ?

On Thu, Nov 8, 2012 at 9:23 AM, Ortwin Glück <odi@....ch> wrote:
> On 08.11.2012 15:14, Luming Yu wrote:
>>>
>>> hmm....make sens? maybe we can't use tmp-on-tmpfs feature in f18
>>
>> but why not having disk to backup tmpfs under memory pressure?
>
>
> It should. tmpfs should use all available RAM+swap. But then I guess you
there is swap space available, but somehow it didn't help as the attached pic
shows in my latest testing with 3.7.0-rc4

> have no swap, and the kernel simply is desperately trying to find memory for
> a slab/slub or whatever. OOM killer can't help because the temp file uses
> the space, not a process.
>

Download attachment "mutt-hangs" of type "application/octet-stream" (166613 bytes)