[ale] Memory leak (hacked?)
David Corbin
dcorbin at machturtle.com
Wed Apr 7 07:15:27 EDT 2004
On Wednesday 07 April 2004 06:55, David Corbin wrote:
> I have had my public server develop a sudden memory leak. (Honest - it is
> sudden - I've done nothing to that system recently). I keep ending up with
> the following kernel message: __alloc_pages: 0-order allocation failed
> (gfp=0xf0/0) repeatedly.
>
> When I reboot this morning, I watch top, and sure enough, you could see the
> memory steadily creeping upwards. This happens even when I boot into
> single user mode, and have ridiculously free processes:
>
> PID TTY STAT TIME COMMAND
> 1 ? S 0:03 init [S]
> 2 ? SW 0:00 [keventd]
> 3 ? SWN 0:00 [ksoftirqd_CPU0]
> 4 ? SW 0:00 [kswapd]
> 5 ? SW 0:00 [bdflush]
> 6 ? SW 0:00 [kupdated]
> 9 ? SW 0:00 [khubd]
> 13 ? SW 0:00 [kjournald]
> 96 ? SW 0:00 [kjournald]
> 97 ? SW 0:00 [kreiserfsd]
> 125 ? S 0:00 /sbin/portmap
> 174 tty1 S 0:00 init [S]
> 175 tty1 S 0:00 bash
> 179 tty1 R 0:00 ps ax
>
> I'm running 2.4.23
>
> I can only think to (a) upgrade the kernel, or (b) reinstall (ugh). Anyone
> have other ideas?
>
> Fixing this is very important to me, as it's my email server...
I even have nice little MRTG graph that shows it "going wild" starting late on
Monday.
--
David Corbin <dcorbin at machturtle.com>
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