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本帖最后由 Arthur_ 于 2013-05-02 15:30 编辑
zzzz: page allocation failure. order:9, mode:0x44d0
Pid: 3206, comm: zzzz Not tainted 2.6.29.6-tpn-smp #39
Call Trace:
[<c016c1a5>] __alloc_pages_internal+0x375/0x470
[<c016c301>] __get_free_pages+0x21/0x30
[<c06eb6a5>] __alloc_skb+0x55/0x110
[<c06e6de9>] sock_alloc_send_skb+0x189/0x1c0
[<c075cb0e>] unix_dgram_sendmsg+0x1fe/0x520
[<c06e3f61>] sock_sendmsg+0x111/0x130
[<c0250c9c>] journal_stop+0x13c/0x2a0
[<c013da20>] autoremove_wake_function+0x0/0x50
[<c0219214>] __ext3_journal_stop+0x24/0x50
[<c01ab460>] __mark_inode_dirty+0x30/0x180
[<c019f884>] dput+0x84/0x120
[<c06e4314>] sys_sendto+0x114/0x160
[<c075bbbb>] unix_state_double_lock+0x4b/0x60
[<c0384f6c>] security_unix_may_send+0xc/0x10
[<c075d296>] unix_dgram_connect+0x246/0x260
[<c06e3872>] sys_connect+0xd2/0xf0
[<c06e4397>] sys_send+0x37/0x40
[<c06e5609>] sys_socketcall+0x1b9/0x290
[<c01033ae>] syscall_call+0x7/0xb
[<c07a0000>] select_idle_routine+0x50/0xca
Mem-Info:
DMA per-cpu:
CPU 0: hi: 0, btch: 1 usd: 0
CPU 1: hi: 0, btch: 1 usd: 0
Normal per-cpu:
CPU 0: hi: 186, btch: 31 usd: 0
CPU 1: hi: 186, btch: 31 usd: 0
HighMem per-cpu:
CPU 0: hi: 186, btch: 31 usd: 0
CPU 1: hi: 186, btch: 31 usd: 0
Active_anon:81962 active_file:9442 inactive_anon:180941
inactive_file:122533 unevictable:0 dirty:1764 writeback:7 unstable:0
free:65703 slab:38700 mapped:3387 pagetables:532 bounce:0
DMA free:3928kB min:64kB low:80kB high:96kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB present:15804kB pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 865 1982 1982
Normal free:205180kB min:3728kB low:4660kB high:5592kB active_anon:142800kB inactive_anon:164100kB active_file:12608kB inactive_file:174460kB unevictable:0kB present:885944kB pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 558 558
HighMem free:53704kB min:512kB low:1712kB high:2916kB active_anon:185048kB inactive_anon:559664kB active_file:25160kB inactive_file:315672kB unevictable:0kB present:1143768kB pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0 0
DMA: 4*4kB 13*8kB 14*16kB 8*32kB 6*64kB 5*128kB 7*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 3928kB
Normal: 14578*4kB 9423*8kB 3672*16kB 199*32kB 20*64kB 14*128kB 9*256kB 0*512kB 1*1024kB 0*2048kB 0*4096kB = 205216kB
HighMem: 5308*4kB 1457*8kB 371*16kB 95*32kB 17*64kB 5*128kB 8*256kB 4*512kB 4*1024kB 1*2048kB 0*4096kB = 53832kB
181991 total pagecache pages
49114 pages in swap cache
Swap cache stats: add 21646079, delete 21596965, find 7061998/10422672
Free swap = 3580524kB
Total swap = 4000176kB
515504 pages RAM
288194 pages HighMem
6862 pages reserved
146796 pages shared
299703 pages non-shared
红色我查了下 是分配一段连续2M的内存 申请失败. mode 没有搞清楚什么含义
后面的信息我大概看了下Highmem还有50M可用, 而且buddy中5308*4kB 这么多也足够2M了, 怎么就分配失败了呢?! |
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