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Re: System crash with oom-killer message



On 4/15/07, Guillermo Garron <guillermo.fedora@gmail.com> wrote:
On 4/15/07, Guillermo Garron <guillermo.fedora@gmail.com> wrote:
> Hi All,
>
> Here are the facts,
>
> System
> Debian Etch (upgraded from Sarge)
> Kernel 2.6.8-3-386
> x386 arch.
> Running
> Apache2 2.2.3-4
> mysql-server 5.0.32-7etch1
> php4 4.4.4.-8+etch1
>
> running everything ok, until 3 hour ago when I got this message at the
> console, and logged in /var/log/messages
>
> and it stop working suddenly,
>
> please help 'cause I really have no idea, i have found in google, that
> this could be a bug problem with the kernel (but that was for Centos
> in 2005) also somebody told could be an apache problem asking too much
> memory.
>
> Here are the logs. (not all)
Hi again,

it seems that the problems caused by apache2, as I entered with
(recovery mode Kernel)

turned on mysql and all was ok.
turned on apache2 and I got a lot of process opened by www-data, and
my webpage is not that popular! and all crashed again, I thought it
could be a DOS attact, so I configured my firewall for not accepting
the tcp:80 connections, and restart system, once again it crashed!

what can I do?
uninstall and reinstall apache?

please help me.
regards,
Guillermo.

>
>
> Apr 15 06:18:22 linux kernel: oom-killer: gfp_mask=0x1d2
> Apr 15 06:18:23 linux kernel: DMA per-cpu:
> Apr 15 06:18:23 linux kernel: cpu 0 hot: low 2, high 6, batch 1
> Apr 15 06:18:23 linux kernel: cpu 0 cold: low 0, high 2, batch 1
> Apr 15 06:18:23 linux kernel: Normal per-cpu:
> Apr 15 06:18:23 linux kernel: cpu 0 hot: low 30, high 90, batch 15
> Apr 15 06:18:23 linux kernel: cpu 0 cold: low 0, high 30, batch 15
> Apr 15 06:18:23 linux kernel: HighMem per-cpu: empty
> Apr 15 06:18:23 linux kernel:
> Apr 15 06:18:23 linux kernel: Free pages:        1880kB (0kB HighMem)
> Apr 15 06:18:23 linux kernel: Active:26341 inactive:29404 dirty:0
> writeback:0 unstable:0 free:470 slab:3693 mapped:56970 pagetables:1466
> Apr 15 06:18:23 linux kernel: DMA free:956kB min:32kB low:64kB
> high:96kB active:5932kB inactive:5464kB present:16384kB
> Apr 15 06:18:23 linux kernel: protections[]: 16 256 256
> Apr 15 06:18:23 linux kernel: Normal free:924kB min:480kB low:960kB
> high:1440kB active:99432kB inactive:112152kB present:245760kB
> Apr 15 06:18:23 linux kernel: protections[]: 0 240 240
> Apr 15 06:18:23 linux kernel: HighMem free:0kB min:128kB low:256kB
> high:384kB active:0kB inactive:0kB present:0kB
> Apr 15 06:18:23 linux kernel: protections[]: 0 0 0
> Apr 15 06:18:23 linux kernel: DMA: 1*4kB 1*8kB 7*16kB 2*32kB 0*64kB
> 0*128kB 1*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 956kB
> Apr 15 06:18:23 linux kernel: Normal: 13*4kB 1*8kB 0*16kB 1*32kB
> 1*64kB 0*128kB 1*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 924kB
> Apr 15 06:18:23 linux kernel: HighMem: empty
> Apr 15 06:18:23 linux kernel: Swap cache: add 441894, delete 441892,
> find 2162904/2196712, race 4+52
> Apr 15 06:24:55 linux kernel: oom-killer: gfp_mask=0x1d2
> Apr 15 06:24:55 linux kernel: DMA per-cpu:
> Apr 15 06:24:55 linux kernel: cpu 0 hot: low 2, high 6, batch 1
> Apr 15 06:24:55 linux kernel: cpu 0 cold: low 0, high 2, batch 1
> Apr 15 06:24:55 linux kernel: Normal per-cpu:
> Apr 15 06:24:55 linux kernel: cpu 0 hot: low 30, high 90, batch 15
> Apr 15 06:24:55 linux kernel: cpu 0 cold: low 0, high 30, batch 15
> Apr 15 06:24:55 linux kernel: HighMem per-cpu: empty
> Apr 15 06:24:55 linux kernel:
> Apr 15 06:24:55 linux kernel: Free pages:        1968kB (0kB HighMem)
> Apr 15 06:24:55 linux kernel: Active:26559 inactive:25986 dirty:0
> writeback:0 unstable:0 free:492 slab:3416 mapped:57038 pagetables:1459
> Apr 15 06:24:55 linux kernel: DMA free:1024kB min:32kB low:64kB
> high:96kB active:5452kB inactive:5532kB present:16384kB
> Apr 15 06:24:55 linux kernel: protections[]: 16 256 256
> Apr 15 06:24:55 linux kernel: Normal free:944kB min:480kB low:960kB
> high:1440kB active:100784kB inactive:98412kB present:245760kB
> Apr 15 06:24:55 linux kernel: protections[]: 0 240 240
> Apr 15 06:24:55 linux kernel: HighMem free:0kB min:128kB low:256kB
> high:384kB active:0kB inactive:0kB present:0kB
> Apr 15 06:24:55 linux kernel: protections[]: 0 0 0
> Apr 15 06:24:55 linux kernel: DMA: 3*4kB 1*8kB 5*16kB 5*32kB 0*64kB
> 0*128kB 1*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 1028kB
> Apr 15 06:24:55 linux kernel: Normal: 0*4kB 8*8kB 1*16kB 1*32kB 1*64kB
> 0*128kB 1*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 944kB
> Apr 15 06:24:55 linux kernel: HighMem: empty
> Apr 15 06:24:55 linux kernel: Swap cache: add 619420, delete 619419,
> find 2171682/2224451, race 5+134
> Apr 15 06:24:55 linux kernel: oom-killer: gfp_mask=0x1d2
> Apr 15 06:24:55 linux kernel: DMA per-cpu:
> Apr 15 06:24:55 linux kernel: cpu 0 hot: low 2, high 6, batch 1
> Apr 15 06:24:55 linux kernel: cpu 0 cold: low 0, high 2, batch 1
> Apr 15 06:24:55 linux kernel: Normal per-cpu:
> Apr 15 06:24:55 linux kernel: cpu 0 hot: low 30, high 90, batch 15
> Apr 15 06:24:55 linux kernel: cpu 0 cold: low 0, high 30, batch 15
> Apr 15 06:24:55 linux kernel: HighMem per-cpu: empty
>
>
> --
> Guillermo Garron
> "Linux IS user friendly... It's just selective about who its friends are."
> (Using FC6, CentOS4.4 and Ubuntu 6.06)
> http://feeds.feedburner.com/go2linux
> http://www.go2linux.org
>



--
Guillermo Garron
"Linux IS user friendly... It's just selective about who its friends are."
(Using FC6, CentOS4.4 and Ubuntu 6.06)
http://feeds.feedburner.com/go2linux
http://www.go2linux.org

Hi,

Ok, the problem is solved, all it was because of the big traffic I got from digg

the guilty, this article about linux distro comparison I wrote.
so there was not problem at all, but It was confusing!

http://linux.go2linux.org/node/79

regards,

--
Guillermo Garron
"Linux IS user friendly... It's just selective about who its friends are."
(Using FC6, CentOS4.4 and Ubuntu 6.06)
http://feeds.feedburner.com/go2linux
http://www.go2linux.org



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