尽管存在高堆空间,但JVM内存不足

时间:2011-11-08 18:07:12

标签: java cloud

我使用一个能够生成800个线程的小图像在Amazon云中创建了一个测试应用程序。分配给JVM的堆空间为1024M。应用程序运行成功,我没有问题。

我使用7.5 gb Ram创建了另一个大图像并生成了1000个线程。分配给JVM的堆空间为2048M。应用程序失败说出内存不足错误。

尽管有更高的配置,为什么JVM会出现这种错误?

Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel: java invoked oom-killer: gfp_mask=0x201d2, order=0, oomkilladj=0
Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel: Call Trace:
Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802afc1f>] out_of_memory+0x6d/0x1c4
Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8020edc1>] __alloc_pages+0x23e/0x2c7
Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8808972f>] :jbd:journal_stop+0x1e2/0x1ee
Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802123fc>] __do_page_cache_readahead+0xf4/0x258
Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80216452>] __generic_file_aio_write_nolock+0x375/0x3e8
Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80291a5c>] autoremove_wake_function+0x0/0x2e
Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8021397f>] filemap_nopage+0x140/0x332
Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80208ef3>] __handle_mm_fault+0x442/0x114a
Nov  2 07:35:27 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80261a33>] do_page_fault+0xf23/0x128d
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025f447>] error_exit+0x0/0x79
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Mem-info:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA per-cpu:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    0: Hot: hi:  186, btch:  31 usd:  22   Cold: hi:   62, btch:  15 usd:  60
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    1: Hot: hi:  186, btch:  31 usd: 158   Cold: hi:   62, btch:  15 usd:  55
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Active:1835342 inactive:7 dirty:180 writeback:0 unstable:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  free:2194 slab:11116 mapped:317 pagetables:8823 bounce:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA free:8776kB min:11144kB low:13928kB high:16716kB active:7341496kB inactive:28kB present:7764880kB pages_scanned:264302704 all_unreclaimable? yes
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: lowmem_reserve[]: 0 0 0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA: 52*4kB 4*8kB 1*16kB 0*32kB 1*64kB 0*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 2*4096kB = 8768kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Swap cache: add 0, delete 0, find 0/0, race 0+0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap  = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Total swap = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap:            0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: java invoked oom-killer: gfp_mask=0x201d2, order=0, oomkilladj=0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Call Trace:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802afc1f>] out_of_memory+0x6d/0x1c4
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8020edc1>] __alloc_pages+0x23e/0x2c7
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802123fc>] __do_page_cache_readahead+0xf4/0x258
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025d98b>] __wait_on_bit_lock+0x5b/0x66
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8023fe2e>] __lock_page+0x5e/0x64
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8021397f>] filemap_nopage+0x140/0x332
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80208ef3>] __handle_mm_fault+0x442/0x114a
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80261a33>] do_page_fault+0xf23/0x128d
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025f447>] error_exit+0x0/0x79
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Mem-info:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA per-cpu:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    0: Hot: hi:  186, btch:  31 usd:  22   Cold: hi:   62, btch:  15 usd:  60
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    1: Hot: hi:  186, btch:  31 usd: 158   Cold: hi:   62, btch:  15 usd:  55
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Active:1835374 inactive:7 dirty:180 writeback:0 unstable:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  free:2194 slab:11116 mapped:317 pagetables:8823 bounce:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA free:8776kB min:11144kB low:13928kB high:16716kB active:7341496kB inactive:28kB present:7764880kB pages_scanned:264523454 all_unreclaimable? yes
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: lowmem_reserve[]: 0 0 0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA: 52*4kB 4*8kB 1*16kB 0*32kB 1*64kB 0*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 2*4096kB = 8768kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Swap cache: add 0, delete 0, find 0/0, race 0+0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap  = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Total swap = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap:            0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1968128 pages of RAM
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 38914 reserved pages
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 55853 pages shared
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 0 pages swap cached
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Out of memory: kill process 5555 (java) score 4378836 or a child
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Killed process 5556 (java)
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: java invoked oom-killer: gfp_mask=0x201d2, order=0, oomkilladj=0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Call Trace:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802afc1f>] out_of_memory+0x6d/0x1c4
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8020edc1>] __alloc_pages+0x23e/0x2c7
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802123fc>] __do_page_cache_readahead+0xf4/0x258
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025d98b>] __wait_on_bit_lock+0x5b/0x66
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8023fe2e>] __lock_page+0x5e/0x64
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8021397f>] filemap_nopage+0x140/0x332
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80208ef3>] __handle_mm_fault+0x442/0x114a
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80261a33>] do_page_fault+0xf23/0x128d
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025f447>] error_exit+0x0/0x79
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Mem-info:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA per-cpu:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    0: Hot: hi:  186, btch:  31 usd:  22   Cold: hi:   62, btch:  15 usd:  60
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    1: Hot: hi:  186, btch:  31 usd: 158   Cold: hi:   62, btch:  15 usd:  55
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Active:1835407 inactive:7 dirty:180 writeback:0 unstable:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  free:2194 slab:11116 mapped:317 pagetables:8823 bounce:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA free:8776kB min:11144kB low:13928kB high:16716kB active:7341628kB inactive:28kB present:7764880kB pages_scanned:264550577 all_unreclaimable? yes
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: lowmem_reserve[]: 0 0 0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA: 52*4kB 4*8kB 1*16kB 0*32kB 1*64kB 0*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 2*4096kB = 8768kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Swap cache: add 0, delete 0, find 0/0, race 0+0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap  = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Total swap = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Total swap = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap:            0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1968128 pages of RAM
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 38914 reserved pages
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1929 pages shared
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 0 pages swap cached
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: java invoked oom-killer: gfp_mask=0x201d2, order=0, oomkilladj=0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Call Trace:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802afc1f>] out_of_memory+0x6d/0x1c4
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8020edc1>] __alloc_pages+0x23e/0x2c7
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8808972f>] :jbd:journal_stop+0x1e2/0x1ee
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802123fc>] __do_page_cache_readahead+0xf4/0x258
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80216452>] __generic_file_aio_write_nolock+0x375/0x3e8
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80291a5c>] autoremove_wake_function+0x0/0x2e
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8021397f>] filemap_nopage+0x140/0x332
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80208ef3>] __handle_mm_fault+0x442/0x114a
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80261a33>] do_page_fault+0xf23/0x128d
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025f447>] error_exit+0x0/0x79
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Mem-info:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA per-cpu:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    0: Hot: hi:  186, btch:  31 usd: 154   Cold: hi:   62, btch:  15 usd:  47
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    1: Hot: hi:  186, btch:  31 usd: 182   Cold: hi:   62, btch:  15 usd:  48
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Active:1886171 inactive:12 dirty:2 writeback:0 unstable:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  free:2781 slab:10912 mapped:5 pagetables:8823 bounce:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA free:11124kB min:11144kB low:13928kB high:16716kB active:7544684kB inactive:48kB present:7764880kB pages_scanned:178561830 all_unreclaimable? yes
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: lowmem_reserve[]: 0 0 0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA: 9*4kB 232*8kB 43*16kB 1*32kB 1*64kB 0*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 2*4096kB = 11124kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Swap cache: add 0, delete 0, find 0/0, race 0+0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap  = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Total swap = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap:            0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1968128 pages of RAM
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 38914 reserved pages
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1939 pages shared
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 0 pages swap cached
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: java invoked oom-killer: gfp_mask=0x201d2, order=0, oomkilladj=0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Call Trace:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802afc1f>] out_of_memory+0x6d/0x1c4
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8020edc1>] __alloc_pages+0x23e/0x2c7
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8808972f>] :jbd:journal_stop+0x1e2/0x1ee
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802123fc>] __do_page_cache_readahead+0xf4/0x258
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80216452>] __generic_file_aio_write_nolock+0x375/0x3e8
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80222c57>] __up_read+0x19/0x7f
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8021397f>] filemap_nopage+0x140/0x332
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80208ef3>] __handle_mm_fault+0x442/0x114a
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80261a33>] do_page_fault+0xf23/0x128d
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025f447>] error_exit+0x0/0x79
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Mem-info:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA per-cpu:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    0: Hot: hi:  186, btch:  31 usd: 154   Cold: hi:   62, btch:  15 usd:  47
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    1: Hot: hi:  186, btch:  31 usd: 182   Cold: hi:   62, btch:  15 usd:  48
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Active:1886171 inactive:12 dirty:2 writeback:0 unstable:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  free:2781 slab:10912 mapped:5 pagetables:8823 bounce:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA free:11124kB min:11144kB low:13928kB high:16716kB active:7544684kB inactive:48kB present:7764880kB pages_scanned:178800160 all_unreclaimable? yes
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: lowmem_reserve[]: 0 0 0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA: 9*4kB 232*8kB 43*16kB 1*32kB 1*64kB 0*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 2*4096kB = 11124kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Swap cache: add 0, delete 0, find 0/0, race 0+0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap  = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Total swap = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap:            0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1968128 pages of RAM
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 38914 reserved pages
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1924 pages shared
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 0 pages swap cached
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: java invoked oom-killer: gfp_mask=0x201d2, order=0, oomkilladj=0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Call Trace:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802afc1f>] out_of_memory+0x6d/0x1c4
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8020edc1>] __alloc_pages+0x23e/0x2c7
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8808972f>] :jbd:journal_stop+0x1e2/0x1ee
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802123fc>] __do_page_cache_readahead+0xf4/0x258
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80216452>] __generic_file_aio_write_nolock+0x375/0x3e8
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80291a5c>] autoremove_wake_function+0x0/0x2e
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8021397f>] filemap_nopage+0x140/0x332
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80208ef3>] __handle_mm_fault+0x442/0x114a
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80261a33>] do_page_fault+0xf23/0x128d
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025f447>] error_exit+0x0/0x79
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Mem-info:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA per-cpu:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    0: Hot: hi:  186, btch:  31 usd: 154   Cold: hi:   62, btch:  15 usd:  47
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    1: Hot: hi:  186, btch:  31 usd: 182   Cold: hi:   62, btch:  15 usd:  48
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Active:1886171 inactive:12 dirty:2 writeback:0 unstable:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  free:2781 slab:10912 mapped:5 pagetables:8823 bounce:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA free:11124kB min:11144kB low:13928kB high:16716kB active:7544684kB inactive:48kB present:7764880kB pages_scanned:178896858 all_unreclaimable? yes
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: lowmem_reserve[]: 0 0 0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA: 9*4kB 232*8kB 43*16kB 1*32kB 1*64kB 0*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 2*4096kB = 11124kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Swap cache: add 0, delete 0, find 0/0, race 0+0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap  = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Total swap = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap:            0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1968128 pages of RAM
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 38914 reserved pages
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1920 pages shared
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 0 pages swap cached
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: java invoked oom-killer: gfp_mask=0x201d2, order=0, oomkilladj=0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Call Trace:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802afc1f>] out_of_memory+0x6d/0x1c4
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8020edc1>] __alloc_pages+0x23e/0x2c7
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8808972f>] :jbd:journal_stop+0x1e2/0x1ee
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802123fc>] __do_page_cache_readahead+0xf4/0x258
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80216452>] __generic_file_aio_write_nolock+0x375/0x3e8
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80222c57>] __up_read+0x19/0x7f
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8021397f>] filemap_nopage+0x140/0x332
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80208ef3>] __handle_mm_fault+0x442/0x114a
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80261a33>] do_page_fault+0xf23/0x128d
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025f447>] error_exit+0x0/0x79
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Mem-info:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA per-cpu:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    0: Hot: hi:  186, btch:  31 usd: 154   Cold: hi:   62, btch:  15 usd:  47
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    1: Hot: hi:  186, btch:  31 usd: 182   Cold: hi:   62, btch:  15 usd:  48
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Active:1886171 inactive:12 dirty:2 writeback:0 unstable:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  free:2781 slab:10912 mapped:5 pagetables:8823 bounce:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA free:11124kB min:11144kB low:13928kB high:16716kB active:7544684kB inactive:48kB present:7764880kB pages_scanned:179113524 all_unreclaimable? yes
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: lowmem_reserve[]: 0 0 0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA: 9*4kB 232*8kB 43*16kB 1*32kB 1*64kB 0*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 2*4096kB = 11124kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Swap cache: add 0, delete 0, find 0/0, race 0+0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap  = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Total swap = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap:            0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1968128 pages of RAM
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 38914 reserved pages
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1934 pages shared
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 0 pages swap cached
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: java invoked oom-killer: gfp_mask=0x201d2, order=0, oomkilladj=0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Call Trace:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802afc1f>] out_of_memory+0x6d/0x1c4
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8020edc1>] __alloc_pages+0x23e/0x2c7
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802123fc>] __do_page_cache_readahead+0xf4/0x258
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025d98b>] __wait_on_bit_lock+0x5b/0x66
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8023fe2e>] __lock_page+0x5e/0x64
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8021397f>] filemap_nopage+0x140/0x332
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80208ef3>] __handle_mm_fault+0x442/0x114a
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80261a33>] do_page_fault+0xf23/0x128d
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025f447>] error_exit+0x0/0x79
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Mem-info:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA per-cpu:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    0: Hot: hi:  186, btch:  31 usd: 154   Cold: hi:   62, btch:  15 usd:  47
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    1: Hot: hi:  186, btch:  31 usd: 182   Cold: hi:   62, btch:  15 usd:  48
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Active:1886211 inactive:12 dirty:2 writeback:0 unstable:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  free:2781 slab:10912 mapped:5 pagetables:8823 bounce:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA free:11124kB min:11144kB low:13928kB high:16716kB active:7544844kB inactive:48kB present:7764880kB pages_scanned:179739273 all_unreclaimable? yes
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: lowmem_reserve[]: 0 0 0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA: 9*4kB 232*8kB 43*16kB 1*32kB 1*64kB 0*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 2*4096kB = 11124kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Swap cache: add 0, delete 0, find 0/0, race 0+0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap  = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Total swap = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap:            0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1968128 pages of RAM
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 38914 reserved pages
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1857 pages shared
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 0 pages swap cached
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: java invoked oom-killer: gfp_mask=0x201d2, order=0, oomkilladj=0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Call Trace:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802afc1f>] out_of_memory+0x6d/0x1c4
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8020edc1>] __alloc_pages+0x23e/0x2c7
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8808972f>] :jbd:journal_stop+0x1e2/0x1ee
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802123fc>] __do_page_cache_readahead+0xf4/0x258
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80216452>] __generic_file_aio_write_nolock+0x375/0x3e8
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80222c57>] __up_read+0x19/0x7f
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8021397f>] filemap_nopage+0x140/0x332
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80208ef3>] __handle_mm_fault+0x442/0x114a
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80261a33>] do_page_fault+0xf23/0x128d
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025f447>] error_exit+0x0/0x79
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Mem-info:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA per-cpu:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    0: Hot: hi:  186, btch:  31 usd: 154   Cold: hi:   62, btch:  15 usd:  47
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: CPU    1: Hot: hi:  186, btch:  31 usd: 182   Cold: hi:   62, btch:  15 usd:  48
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Active:1886279 inactive:0 dirty:2 writeback:0 unstable:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  free:2781 slab:10912 mapped:5 pagetables:8823 bounce:0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA free:11124kB min:11144kB low:13928kB high:16716kB active:7545116kB inactive:0kB present:7764880kB pages_scanned:180180710 all_unreclaimable? yes
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: lowmem_reserve[]: 0 0 0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: DMA: 9*4kB 232*8kB 43*16kB 1*32kB 1*64kB 0*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 2*4096kB = 11124kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Swap cache: add 0, delete 0, find 0/0, race 0+0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap  = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Total swap = 0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Free swap:            0kB
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1968128 pages of RAM
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 38914 reserved pages
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 1843 pages shared
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 0 pages swap cached
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: printk: 485 messages suppressed.
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: java invoked oom-killer: gfp_mask=0x201d2, order=0, oomkilladj=0
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: 
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel: Call Trace:
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802afc1f>] out_of_memory+0x6d/0x1c4
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8020edc1>] __alloc_pages+0x23e/0x2c7
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff802123fc>] __do_page_cache_readahead+0xf4/0x258
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8023dd5c>] lock_timer_base+0x26/0x4b
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80235881>] find_extend_vma+0x16/0x59
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8029594a>] get_futex_key+0x47/0x10c
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80222c57>] __up_read+0x19/0x7f
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8021397f>] filemap_nopage+0x140/0x332
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80208ef3>] __handle_mm_fault+0x442/0x114a
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff80261a33>] do_page_fault+0xf23/0x128d
Nov  2 07:35:31 274535-12-31-39-0E-B6-12 kernel:  [<ffffffff8025f447>] error_exit+0x0/0x79

1 个答案:

答案 0 :(得分:2)

这让我对Java线程可能使用的资源以及堆栈的内存感到好奇。似乎Java使用操作系统作为调度程序,如果操作系统无法生成线程,Java会将其报告为OutOfMemoryException。

http://www.talkingtree.com/blog/index.cfm/2005/3/11/NewNativeThread

帖子很老了,但这与你的情况一致......你可以尝试这个问题的建议,看看是否有帮助:

Maximum number of threads per process in Linux?