Oi galera...será que alguém faz idéia do que é isso?
################ KERN.LOG #################
Jul 29 03:12:26 localhost kernel: oom-killer: gfp_mask=0x200d2, order=0
Jul 29 03:12:26 localhost kernel: [<c014457b>] out_of_memory+0x25/0x13e
Jul 29 03:12:26 localhost kernel: [<c01459e8>] __alloc_pages+0x1f5/0x275
Jul 29 03:12:26 localhost kernel: [<c0151bbe>] read_swap_cache_async+0x2f/0xac
Jul 29 03:12:26 localhost kernel: [<c014affa>] swapin_readahead+0x3a/0x58
Jul 29 03:12:26 localhost kernel: [<c014c3c1>] __handle_mm_fault+0x4db/0x740
Jul 29 03:12:26 localhost kernel: [<c01154b6>] do_page_fault+0x18a/0x481
Jul 29 03:12:26 localhost kernel: [<c011532c>] do_page_fault+0x0/0x481
Jul 29 03:12:26 localhost kernel: [<c01037f9>] error_code+0x39/0x40
Jul 29 03:12:26 localhost kernel: Mem-info:
Jul 29 03:12:26 localhost kernel: DMA per-cpu:
Jul 29 03:19:53 localhost kernel: cpu 0 hot: high 0, batch 1 used:0
Jul 29 03:19:53 localhost kernel: cpu 0 cold: high 0, batch 1 used:0
Jul 29 03:19:53 localhost kernel: cpu 1 hot: high 0, batch 1 used:0
Jul 29 03:19:53 localhost kernel: cpu 1 cold: high 0, batch 1 used:0
Jul 29 03:19:53 localhost kernel: DMA32 per-cpu: empty
Jul 29 03:19:53 localhost kernel: Normal per-cpu:
Jul 29 03:19:53 localhost kernel: cpu 0 hot: high 186, batch 31 used:31
Jul 29 03:19:53 localhost kernel: cpu 0 cold: high 62, batch 15 used:49
Jul 29 03:19:53 localhost kernel: cpu 1 hot: high 186, batch 31 used:6
Jul 29 03:19:53 localhost kernel: cpu 1 cold: high 62, batch 15 used:14
Jul 29 03:19:53 localhost kernel: HighMem per-cpu:
Jul 29 03:19:53 localhost kernel: cpu 0 hot: high 186, batch 31 used:12
Jul 29 03:19:53 localhost kernel: cpu 0 cold: high 62, batch 15 used:52
Jul 29 03:19:53 localhost kernel: cpu 1 hot: high 186, batch 31 used:30
Jul 29 03:19:53 localhost kernel: cpu 1 cold: high 62, batch 15 used:25
Jul 29 03:19:53 localhost kernel: Free pages: 48956kB (472kB HighMem)
Jul 29 03:19:53 localhost kernel: Active:236778 inactive:237744 dirty:0 writeback:0 unstable:0 free:12239 slab:4259 mapped:237 pagetables:2590
Jul 29 03:19:53 localhost kernel: DMA free:8160kB min:68kB low:84kB high:100kB active:5332kB inactive:0kB present:16384kB pages_scanned:8969 all_unreclaimable? yes
Jul 29 03:19:53 localhost kernel: lowmem_reserve[]: 0 0 880 2023
Jul 29 03:19:53 localhost kernel: DMA32 free:0kB min:0kB low:0kB high:0kB active:0kB inactive:0kB present:0kB pages_scanned:0 all_unreclaimable? no
Jul 29 03:19:53 localhost kernel: lowmem_reserve[]: 0 0 880 2023
Jul 29 03:19:53 localhost kernel: Normal free:40324kB min:3756kB low:4692kB high:5632kB active:167076kB inactive:577492kB present:901120kB pages_scanned:60988 all_unreclaimable? no
Jul 29 03:19:53 localhost kernel: lowmem_reserve[]: 0 0 0 9144
Jul 29 03:19:53 localhost kernel: HighMem free:472kB min:512kB low:1732kB high:2952kB active:774704kB inactive:373484kB present:1170432kB pages_scanned:91194 all_unreclaimable? no
Jul 29 03:19:53 localhost kernel: lowmem_reserve[]: 0 0 0 0
Jul 29 03:19:53 localhost kernel: DMA: 0*4kB 0*8kB 0*16kB 1*32kB 1*64kB 1*128kB 1*256kB 1*512kB 1*1024kB 1*2048kB 1*4096kB = 8160kB
Jul 29 03:19:53 localhost kernel: DMA32: empty
Jul 29 03:19:53 localhost kernel: Normal: 27*4kB 7*8kB 2*16kB 0*32kB 1*64kB 1*128kB 0*256kB 0*512kB 1*1024kB 1*2048kB 9*4096kB = 40324kB
Jul 29 03:19:53 localhost kernel: HighMem: 16*4kB 1*8kB 1*16kB 0*32kB 0*64kB 1*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 472kB
Jul 29 03:19:53 localhost kernel: Swap cache: add 634226, delete 634092, find 264265/280231, race 0+13
Jul 29 03:19:53 localhost kernel: Free swap = 0kB
Jul 29 03:19:53 localhost kernel: Total swap = 1951888kB
Jul 29 03:19:53 localhost kernel: Free swap: 0kB
Jul 29 03:19:53 localhost kernel: 521984 pages of RAM
Jul 29 03:19:53 localhost kernel: 292608 pages of HIGHMEM
Jul 29 03:19:53 localhost kernel: 5273 reserved pages
Jul 29 03:19:53 localhost kernel: 89546 pages shared
Jul 29 03:19:53 localhost kernel: 134 pages swap cached
Jul 29 03:19:53 localhost kernel: 0 pages dirty
Jul 29 03:19:53 localhost kernel: 0 pages writeback
Jul 29 03:19:53 localhost kernel: 237 pages mapped
Jul 29 03:19:53 localhost kernel: 4259 pages slab
Jul 29 03:19:53 localhost kernel: 2590 pages pagetables
Jul 29 03:19:53 localhost kernel: Out of Memory: Kill process 4177 (apache2) score 27121 and children.
Jul 29 03:19:53 localhost kernel: Out of memory: Killed process 8511 (apache2).
################ KERN.LOG #################
Isso apareceu nos logs após um travamento temporário de todos os servidores...o mais interessante é que após esse travamento, hoje pela manhã quando tentei acessar o servidor novamente ele tava todo normal....
Alguma idéia????
Agradeço a todos!
Roberto