From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: "Figo.zhang" <zhangtianfei@leadcoretech.com>
Cc: kosaki.motohiro@jp.fujitsu.com,
Wu Fengguang <fengguang.wu@intel.com>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"rientjes@google.com" <rientjes@google.com>,
figo1802 <figo1802@gmail.com>
Subject: Re: oom_killer crash linux system
Date: Mon, 18 Oct 2010 18:10:00 +0900 (JST) [thread overview]
Message-ID: <20101018180919.3AF8.A69D9226@jp.fujitsu.com> (raw)
In-Reply-To: <1287389631.1997.9.camel@myhost>
>
> i want to test the oom-killer. My desktop (Dell optiplex 780, i686
> kernel)have 2GB ram, i turn off the swap partition, and open a huge pdf
> files and applications, and let the system eat huge ram.
>
> in 2.6.35, i can use ram up to 1.75GB,
>
> but in 2.6.36-rc8, i just use to 1.53GB ram , the system come very slow
> and crashed after some minutes , the DiskIO is very busy. i see the
> DiskIO read is up to 8MB/s, write just only 400KB/s, (see by conky).
>
> what change between 2.6.35 to 2.6.36-rc8? is it low performance about
> page reclaim and page writeback in high press ram useage?
very lots of change ;)
can you please send us your crash log?
next prev parent reply other threads:[~2010-10-18 9:10 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-18 1:47 oom_killer crash linux system Figo.zhang
2010-10-18 1:57 ` KAMEZAWA Hiroyuki
2010-10-18 2:11 ` Wu Fengguang
2010-10-18 8:13 ` Figo.zhang
2010-10-18 9:10 ` KOSAKI Motohiro [this message]
2010-10-18 15:31 ` Wu Fengguang
2010-10-19 2:07 ` Figo.zhang
2010-10-19 2:59 ` KAMEZAWA Hiroyuki
2010-10-19 5:23 ` Minchan Kim
2010-10-19 5:26 ` KAMEZAWA Hiroyuki
2010-10-19 5:34 ` Minchan Kim
2010-10-20 1:35 ` Wu Fengguang
2010-10-20 2:06 ` Figo.zhang
2010-10-20 2:32 ` KOSAKI Motohiro
2010-10-20 2:58 ` Figo.zhang
2010-10-20 3:24 ` KOSAKI Motohiro
2010-10-20 3:43 ` Figo.zhang
2010-10-20 5:05 ` Adam Jiang
2010-10-19 6:22 ` KAMEZAWA Hiroyuki
2010-10-20 1:36 ` Figo.zhang
2010-10-20 1:47 ` Wu Fengguang
2010-10-19 18:43 ` David Rientjes
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