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Message-ID: <CALkh-HhkzHb7-2LAwCNOZ-S4otfeM+tthyw2_XDbDUjFRSkKjA@mail.gmail.com> Date: Sun, 27 Nov 2011 16:25:39 +0200 From: Пламен Петров <plamen.sisi@...il.com> To: linux-kernel@...r.kernel.org Subject: page allocation failure with linux 3.1.1 Hello, folks! Please, cc me, as I'm not subsribed to the list. With Linux 3.1.1 I'm hitting a page allocation failure on a machine with 512 MB RAM and 2 GB swap, which looks like this: [388632.749423] swapper: page allocation failure: order:4, mode:0x4020 [388632.749431] Pid: 0, comm: swapper Not tainted 3.1.1-FS #1 [388632.749434] Call Trace: [388632.749447] [<c106cd03>] ? warn_alloc_failed+0xab/0xd5 [388632.749454] [<c106f5f5>] ? __alloc_pages_nodemask+0x4ea/0x6aa [388632.749460] [<c106f822>] ? __get_free_pages+0x14/0x32 [388632.749467] [<c12aecc7>] ? __alloc_skb+0x4c/0xe9 [388632.749472] [<c12b02cc>] ? skb_copy+0x2e/0x7a [388632.749478] [<c122de36>] ? tg3_start_xmit+0x82f/0xa37 [388632.749484] [<c12b778b>] ? dev_hard_start_xmit+0x27e/0x4f8 [388632.749495] [<c130e851>] ? ip_fragment+0x7dd/0x7dd [388632.749500] [<c12e8b88>] ? nf_iterate+0x66/0x87 [388632.749505] [<c12ca904>] ? sch_direct_xmit+0xa8/0x170 [388632.749510] [<c12e8c0f>] ? nf_hook_slow+0x66/0x11f [388632.749514] [<c12b7c05>] ? dev_queue_xmit+0x129/0x4ce [388632.749518] [<c130db10>] ? ip_local_out+0x18/0x1a [388632.749523] [<c1321630>] ? tcp_transmit_skb+0x380/0x843 [388632.749527] [<c1321d5b>] ? tcp_write_xmit+0x1ba/0x956 [388632.749532] [<c132254e>] ? __tcp_push_pending_frames+0x24/0x7e [388632.749536] [<c131f622>] ? tcp_rcv_established+0x3b2/0x74d [388632.749541] [<c134831c>] ? ipv4_confirm+0xe1/0x179 [388632.749545] [<c1325f59>] ? tcp_v4_do_rcv+0x133/0x361 [388632.749550] [<c12e8b88>] ? nf_iterate+0x66/0x87 [388632.749555] [<c1149923>] ? security_sock_rcv_skb+0xc/0xd [388632.749559] [<c13283bf>] ? tcp_v4_rcv+0x536/0x789 [388632.749564] [<c130a54a>] ? ip_local_deliver_finish+0x91/0x1ff [388632.749568] [<c130a4b9>] ? ip_rcv_finish+0x339/0x339 [388632.749572] [<c130a27b>] ? ip_rcv_finish+0xfb/0x339 [388632.749576] [<c12b5ac6>] ? __netif_receive_skb+0xf5/0x438 [388632.749581] [<c12b890a>] ? netif_receive_skb+0x60/0x65 [388632.749585] [<c12b8bff>] ? napi_skb_finish+0x28/0x36 [388632.749589] [<c1232909>] ? tg3_poll_work+0x4da/0xaf0 [388632.749594] [<c1006760>] ? text_poke_smp_batch+0x31/0x31 [388632.749599] [<c1233016>] ? tg3_poll+0x5b/0x2e8 [388632.749603] [<c12b90af>] ? net_rx_action+0x70/0xfd [388632.749608] [<c10331b1>] ? __do_softirq+0x6e/0xe7 [388632.749612] [<c1033143>] ? local_bh_enable_ip+0x76/0x76 [388632.749614] <IRQ> [<c10333ea>] ? irq_exit+0x65/0x86 [388632.749621] [<c1003ca0>] ? do_IRQ+0x3a/0x97 [388632.749627] [<c13cc429>] ? common_interrupt+0x29/0x30 [388632.749631] [<c1008044>] ? mwait_idle+0x42/0x4f [388632.749635] [<c100140a>] ? cpu_idle+0x50/0x78 [388632.749640] [<c159a627>] ? start_kernel+0x271/0x276 [388632.749644] [<c159a15e>] ? loglevel+0x2b/0x2b [388632.749646] Mem-Info: [388632.749648] DMA per-cpu: [388632.749651] CPU 0: hi: 0, btch: 1 usd: 0 [388632.749654] CPU 1: hi: 0, btch: 1 usd: 0 [388632.749656] Normal per-cpu: [388632.749659] CPU 0: hi: 186, btch: 31 usd: 138 [388632.749662] CPU 1: hi: 186, btch: 31 usd: 127 [388632.749667] active_anon:3930 inactive_anon:8795 isolated_anon:0 [388632.749669] active_file:42299 inactive_file:49253 isolated_file:0 [388632.749670] unevictable:0 dirty:518 writeback:0 unstable:0 [388632.749672] free:2317 slab_reclaimable:5924 slab_unreclaimable:3513 [388632.749673] mapped:3122 shmem:50 pagetables:469 bounce:0 [388632.749681] DMA free:3056kB min:84kB low:104kB high:124kB active_anon:0kB inactive_anon:8kB active_file:2004kB inactive_file:8168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15804kB mlocked:0kB dirty:0kB writeback:0kB mapped:12kB shmem:0kB slab_reclaimable:1168kB slab_unreclaimable:196kB kernel_stack:8kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [388632.749687] lowmem_reserve[]: 0 490 490 [388632.749697] Normal free:6212kB min:2788kB low:3484kB high:4180kB active_anon:15720kB inactive_anon:35172kB active_file:167192kB inactive_file:188844kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:502396kB mlocked:0kB dirty:2072kB writeback:0kB mapped:12476kB shmem:200kB slab_reclaimable:22528kB slab_unreclaimable:13856kB kernel_stack:1280kB pagetables:1876kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [388632.749703] lowmem_reserve[]: 0 0 0 [388632.749708] DMA: 360*4kB 94*8kB 48*16kB 3*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3056kB [388632.749721] Normal: 633*4kB 264*8kB 66*16kB 16*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 6212kB [388632.749733] 92084 total pagecache pages [388632.749736] 482 pages in swap cache [388632.749738] Swap cache stats: add 6685, delete 6203, find 168669/168766 [388632.749741] Free swap = 1984732kB [388632.749743] Total swap = 2007996kB [388632.751066] 130668 pages RAM [388632.751069] 2789 pages reserved [388632.751071] 65065 pages shared [388632.751073] 84385 pages non-shared The swap partition is on a software raid 1 device, like this: root@...ter:~# swapon -s Filename Type Size Used Priority /dev/md/2 partition 2007996 46912 -1 Should I try running Linux 3.1.2 or 3.1.3 ? I'm attaching the full dmesg, as well as the kernel .config file used. Also, if anyone needs more details about my setup - just ask, and I'll help with what I can. Thanks in advance, Plamen Petrov View attachment "dmesg.txt" of type "text/plain" (95759 bytes) Download attachment "config-v3.1.1-FS" of type "application/octet-stream" (51835 bytes)
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