Bug#487219: linux-image-2.6.18-6-686: linux-image-2.6.18-6 page faults
Package: linux-image-2.6.18-6-686
Version: 2.6.18.dfsg.1-18etch6
Severity: important
Every 2-3 days our main server goes nuts with memory/swap problems:
Jun 18 20:24:30 mekas kernel: oom-killer: gfp_mask=0x201d2, order=0
Jun 18 20:24:30 mekas kernel: [<c0144553>] out_of_memory+0x25/0x13a
Jun 18 20:24:30 mekas kernel: [<c01459bc>] __alloc_pages+0x1f5/0x275
Jun 18 20:24:30 mekas kernel: [<c0146b6b>]
__do_page_cache_readahead+0xc8/0x1e8Jun 18 20:24:30 mekas kernel:
[<c011624d>] __wake_up_common+0x2f/0x53
Jun 18 20:24:30 mekas kernel: [<c011669e>] __wake_up+0x2a/0x3d
Jun 18 20:24:30 mekas kernel: [<c0143c64>] filemap_nopage+0x15b/0x313
Jun 18 20:24:30 mekas kernel: [<c014c128>]
__handle_mm_fault+0x26e/0x740
Jun 18 20:24:30 mekas kernel: [<c01154b6>] do_page_fault+0x18a/0x481
Jun 18 20:24:30 mekas kernel: [<c011532c>] do_page_fault+0x0/0x481
Jun 18 20:24:30 mekas kernel: [<c01037f9>] error_code+0x39/0x40
Jun 18 20:24:30 mekas kernel: Mem-info:
Jun 18 20:24:30 mekas kernel: DMA per-cpu:
Jun 18 20:24:30 mekas kernel: cpu 0 hot: high 0, batch 1 used:0
Jun 18 20:24:30 mekas kernel: cpu 0 cold: high 0, batch 1 used:0
Jun 18 20:24:30 mekas kernel: cpu 1 hot: high 0, batch 1 used:0
Jun 18 20:24:30 mekas kernel: cpu 1 cold: high 0, batch 1 used:0
Jun 18 20:24:30 mekas kernel: DMA32 per-cpu: empty
Jun 18 20:24:30 mekas kernel: Normal per-cpu:
Jun 18 20:24:30 mekas kernel: cpu 0 hot: high 186, batch 31 used:184
Jun 18 20:24:30 mekas kernel: cpu 0 cold: high 62, batch 15 used:14
Jun 18 20:24:30 mekas kernel: cpu 1 hot: high 186, batch 31 used:156
Jun 18 20:24:30 mekas kernel: cpu 1 cold: high 62, batch 15 used:14
Jun 18 20:24:30 mekas kernel: HighMem per-cpu: empty
Jun 18 20:24:30 mekas kernel: Free pages: 4864kB (0kB HighMem)
Jun 18 20:24:30 mekas kernel: Active:61167 inactive:60171 dirty:0
writeback:0 unstable:0 free:1216 slab:3607 mapped:48 pagetables:968
Jun 18 20:24:30 mekas kernel: DMA free:2068kB min:88kB low:108kB
high:132kB active:6648kB inactive:4448kB present:16384kB
pages_scanned:18792 all_unreclaimable? yes
Jun 18 20:24:30 mekas kernel: lowmem_reserve[]: 0 0 495 495
Jun 18 20:24:30 mekas kernel: DMA32 free:0kB min:0kB low:0kB high:0kB
active:0kB inactive:0kB present:0kB pages_scanned:0 all_unreclaimable?
no
Jun 18 20:24:30 mekas kernel: lowmem_reserve[]: 0 0 495 495
Jun 18 20:24:30 mekas kernel: Normal free:2796kB min:2800kB low:3500kB
high:4200kB active:238020kB inactive:236236kB present:507328kB
pages_scanned:624196 all_unreclaimable? yes
Jun 18 20:24:30 mekas kernel: lowmem_reserve[]: 0 0 0 0
Jun 18 20:24:30 mekas kernel: HighMem free:0kB min:128kB low:128kB
high:128kB active:0kB inactive:0kB present:0kB pages_scanned:0
all_unreclaimable? no
Jun 18 20:24:30 mekas kernel: lowmem_reserve[]: 0 0 0 0
Jun 18 20:24:30 mekas kernel: DMA: 1*4kB 0*8kB 1*16kB 0*32kB 0*64kB
0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB 0*4096kB = 2068kB
Jun 18 20:24:30 mekas kernel: DMA32: empty
Jun 18 20:24:30 mekas kernel: Normal: 11*4kB 10*8kB 3*16kB 4*32kB 1*64kB
1*128kB 1*256kB 0*512kB 0*1024kB 1*2048kB 0*4096kB = 2796kB
Jun 18 20:24:30 mekas kernel: HighMem: empty
Jun 18 20:24:30 mekas kernel: Swap cache: add 1578772, delete 1578740,
find 27878725/27997876, race 0+3428
Jun 18 20:24:30 mekas kernel: Free swap = 0kB
Jun 18 20:24:30 mekas kernel: Total swap = 586332kB
Jun 18 20:24:30 mekas kernel: Free swap: 0kB
Jun 18 20:24:30 mekas kernel: oom-killer: gfp_mask=0x201d2, order=0
Jun 18 20:24:30 mekas kernel: [<c0144553>] out_of_memory+0x25/0x13a
...
entering a loop.
No reboot works anymore, we have to shut it down pressing the power
button.
-- System Information:
Debian Release: 4.0
APT prefers stable
APT policy: (500, 'stable')
Architecture: i386 (i686)
Shell: /bin/sh linked to /bin/bash
Kernel: Linux 2.6.18-6-686
Locale: LANG=es_ES.UTF-8, LC_CTYPE=es_ES.UTF-8 (charmap=UTF-8)
Versions of packages linux-image-2.6.18-6-686 depends on:
ii coreutils 5.97-5.3 The GNU core utilities
ii debconf [debconf-2.0] 1.5.11etch1 Debian configuration management sy
ii initramfs-tools [linux-initr 0.85h tools for generating an initramfs
ii module-init-tools 3.3-pre4-2 tools for managing Linux kernel mo
Versions of packages linux-image-2.6.18-6-686 recommends:
pn libc6-i686 <none> (no description available)
-- debconf information:
linux-image-2.6.18-6-686/postinst/depmod-error-2.6.18-6-686: false
linux-image-2.6.18-6-686/preinst/initrd-2.6.18-6-686:
linux-image-2.6.18-6-686/preinst/bootloader-initrd-2.6.18-6-686: true
linux-image-2.6.18-6-686/preinst/lilo-has-ramdisk:
linux-image-2.6.18-6-686/preinst/overwriting-modules-2.6.18-6-686: true
linux-image-2.6.18-6-686/postinst/bootloader-error-2.6.18-6-686:
linux-image-2.6.18-6-686/postinst/create-kimage-link-2.6.18-6-686: true
linux-image-2.6.18-6-686/postinst/depmod-error-initrd-2.6.18-6-686: false
linux-image-2.6.18-6-686/preinst/failed-to-move-modules-2.6.18-6-686:
linux-image-2.6.18-6-686/postinst/old-system-map-link-2.6.18-6-686: true
shared/kernel-image/really-run-bootloader: true
linux-image-2.6.18-6-686/preinst/elilo-initrd-2.6.18-6-686: true
* linux-image-2.6.18-6-686/preinst/already-running-this-2.6.18-6-686:
linux-image-2.6.18-6-686/postinst/old-initrd-link-2.6.18-6-686: true
linux-image-2.6.18-6-686/preinst/abort-install-2.6.18-6-686:
linux-image-2.6.18-6-686/prerm/would-invalidate-boot-loader-2.6.18-6-686: true
linux-image-2.6.18-6-686/postinst/bootloader-test-error-2.6.18-6-686:
linux-image-2.6.18-6-686/preinst/lilo-initrd-2.6.18-6-686: true
linux-image-2.6.18-6-686/postinst/old-dir-initrd-link-2.6.18-6-686: true
linux-image-2.6.18-6-686/preinst/abort-overwrite-2.6.18-6-686:
linux-image-2.6.18-6-686/prerm/removing-running-kernel-2.6.18-6-686: true
linux-image-2.6.18-6-686/postinst/kimage-is-a-directory:
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