rbd export -> nc ->rbd import = memory leak

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message log:
Sep 25 11:37:30 ct2 kernel: rbd invoked oom-killer: gfp_mask=0x280da,
order=0, oom_adj=0, oom_score_adj=0
Sep 25 11:37:30 ct2 kernel: rbd cpuset=/ mems_allowed=0-1
Sep 25 11:37:30 ct2 kernel: Pid: 28217, comm: rbd Not tainted
2.6.32-431.el6.x86_64 #1
Sep 25 11:37:30 ct2 kernel: Call Trace:
Sep 25 11:37:30 ct2 kernel: [<ffffffff810d05b1>] ?
cpuset_print_task_mems_allowed+0x91/0xb0
Sep 25 11:37:30 ct2 kernel: [<ffffffff81122960>] ? dump_header+0x90/0x1b0
Sep 25 11:37:30 ct2 kernel: [<ffffffff8122798c>] ?
security_real_capable_noaudit+0x3c/0x70
Sep 25 11:37:30 ct2 kernel: [<ffffffff81122de2>] ?
oom_kill_process+0x82/0x2a0
Sep 25 11:37:30 ct2 kernel: [<ffffffff81122cde>] ?
select_bad_process+0x9e/0x120
Sep 25 11:37:30 ct2 kernel: [<ffffffff81123220>] ? out_of_memory+0x220/0x3c0
Sep 25 11:37:30 ct2 kernel: [<ffffffff8112fb3c>] ?
__alloc_pages_nodemask+0x8ac/0x8d0
Sep 25 11:37:30 ct2 kernel: [<ffffffff81167b9a>] ?
alloc_pages_vma+0x9a/0x150
Sep 25 11:37:30 ct2 kernel: [<ffffffff8114ac9d>] ?
handle_pte_fault+0x73d/0xb00
Sep 25 11:37:30 ct2 kernel: [<ffffffff8104eeb7>] ? pte_alloc_one+0x37/0x50
Sep 25 11:37:30 ct2 kernel: [<ffffffff811832e9>] ?
do_huge_pmd_anonymous_page+0xb9/0x3b0
Sep 25 11:37:30 ct2 kernel: [<ffffffff8114b28a>] ?
handle_mm_fault+0x22a/0x300
Sep 25 11:37:30 ct2 kernel: [<ffffffff8104a8d8>] ?
__do_page_fault+0x138/0x480
Sep 25 11:37:30 ct2 kernel: [<ffffffff81151825>] ? do_mmap_pgoff+0x335/0x380
Sep 25 11:37:30 ct2 kernel: [<ffffffff8152d45e>] ? do_page_fault+0x3e/0xa0
Sep 25 11:37:30 ct2 kernel: [<ffffffff8152a815>] ? page_fault+0x25/0x30
Sep 25 11:37:30 ct2 kernel: Mem-Info:
Sep 25 11:37:30 ct2 kernel: Node 0 DMA per-cpu:
Sep 25 11:37:30 ct2 kernel: CPU    0: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    1: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    2: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    3: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    4: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    5: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    6: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    7: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: Node 0 DMA32 per-cpu:
Sep 25 11:37:30 ct2 kernel: CPU    0: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    1: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    2: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    3: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    4: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    5: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    6: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    7: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: Node 0 Normal per-cpu:
Sep 25 11:37:30 ct2 kernel: CPU    0: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    1: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    2: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    3: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    4: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    5: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    6: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    7: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: Node 1 Normal per-cpu:
Sep 25 11:37:30 ct2 kernel: CPU    0: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    1: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    2: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    3: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    4: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    5: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    6: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    7: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: active_anon:11237039 inactive_anon:870686
isolated_anon:0
Sep 25 11:37:30 ct2 kernel: active_file:981 inactive_file:1095
isolated_file:0
Sep 25 11:37:30 ct2 kernel: unevictable:0 dirty:68 writeback:971 unstable:0
Sep 25 11:37:30 ct2 kernel: free:47328 slab_reclaimable:10413
slab_unreclaimable:35885
Sep 25 11:37:30 ct2 kernel: mapped:1017 shmem:1 pagetables:39376 bounce:0
Sep 25 11:37:30 ct2 kernel: Node 0 DMA free:15740kB min:24kB low:28kB
high:36kB active_anon:0kB inactive_anon:0kB active_file:0kB
inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB
present:15352kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB
slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB
unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0
all_unreclaimable? yes
Sep 25 11:37:30 ct2 kernel: lowmem_reserve[]: 0 3211 24168 24168
Sep 25 11:37:30 ct2 kernel: Node 0 DMA32 free:89632kB min:5972kB low:7464kB
high:8956kB active_anon:2137168kB inactive_anon:534280kB active_file:12kB
inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB
present:3288224kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB
slab_reclaimable:2204kB slab_unreclaimable:9540kB kernel_stack:176kB
pagetables:5044kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:6
all_unreclaimable? no
Sep 25 11:37:30 ct2 kernel: lowmem_reserve[]: 0 0 20957 20957
Sep 25 11:37:30 ct2 kernel: Node 0 Normal free:38944kB min:38996kB
low:48744kB high:58492kB active_anon:19871956kB inactive_anon:1419396kB
active_file:4kB inactive_file:100kB unevictable:0kB isolated(anon):0kB
isolated(file):0kB present:21460480kB mlocked:0kB dirty:8kB writeback:0kB
mapped:4kB shmem:0kB slab_reclaimable:19504kB slab_unreclaimable:81520kB
kernel_stack:15768kB pagetables:108956kB unstable:0kB bounce:0kB
writeback_tmp:0kB pages_scanned:156 all_unreclaimable? yes
Sep 25 11:37:30 ct2 kernel: lowmem_reserve[]: 0 0 0 0
Sep 25 11:37:30 ct2 kernel: Node 1 Normal free:44996kB min:45108kB
low:56384kB high:67660kB active_anon:22939032kB inactive_anon:1529068kB
active_file:3908kB inactive_file:4280kB unevictable:0kB isolated(anon):0kB
isolated(file):0kB present:24821760kB mlocked:0kB dirty:264kB
writeback:3884kB mapped:4064kB shmem:4kB slab_reclaimable:19944kB
slab_unreclaimable:52480kB kernel_stack:7968kB pagetables:43504kB
unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:4288
all_unreclaimable? no
Sep 25 11:37:30 ct2 kernel: lowmem_reserve[]: 0 0 0 0
Sep 25 11:37:30 ct2 kernel: Node 0 DMA: 1*4kB 1*8kB 1*16kB 1*32kB 1*64kB
0*128kB 1*256kB 0*512kB 1*1024kB 1*2048kB 3*4096kB = 15740kB
Sep 25 11:37:30 ct2 kernel: Node 0 DMA32: 732*4kB 600*8kB 474*16kB 385*32kB
261*64kB 159*128kB 67*256kB 16*512kB 0*1024kB 0*2048kB 0*4096kB = 90032kB
Sep 25 11:37:30 ct2 kernel: Node 0 Normal: 9788*4kB 0*8kB 0*16kB 0*32kB
0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 39152kB
Sep 25 11:37:30 ct2 kernel: Node 1 Normal: 11291*4kB 55*8kB 19*16kB 1*32kB
0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 45940kB
Sep 25 11:37:30 ct2 kernel: 10737 total pagecache pages
Sep 25 11:37:30 ct2 kernel: 8671 pages in swap cache
Sep 25 11:37:30 ct2 kernel: Swap cache stats: add 6400009, delete 6391338,
find 89617/105665
Sep 25 11:37:30 ct2 kernel: Free swap  = 0kB
Sep 25 11:37:30 ct2 kernel: Total swap = 24756216kB
Sep 25 11:37:30 ct2 kernel: 12582911 pages RAM
Sep 25 11:37:30 ct2 kernel: 239403 pages reserved
Sep 25 11:37:30 ct2 kernel: 9453 pages shared
Sep 25 11:37:30 ct2 kernel: 12280860 pages non-shared
Sep 25 11:37:30 ct2 kernel: [ pid ]   uid  tgid total_vm      rss cpu
oom_adj oom_score_adj name
Sep 25 11:37:30 ct2 kernel: [  727]     0   727     2791        0   2
-17         -1000 udevd
Sep 25 11:37:30 ct2 kernel: [ 1590]     0  1590    63856       38   1
0             0 rsyslogd
Sep 25 11:37:30 ct2 kernel: [ 1737]     0  1737    20318       24   6
0             0 master
Sep 25 11:37:30 ct2 kernel: [ 1744]    89  1744    20381       19   0
0             0 qmgr
Sep 25 11:37:30 ct2 kernel: [ 1747]     0  1747    29333       24   0
0             0 crond
Sep 25 11:37:30 ct2 kernel: [ 1760]     0  1760    14211        1   0
0             0 login
Sep 25 11:37:30 ct2 kernel: [ 1762]     0  1762     1016        1   5
0             0 mingetty
Sep 25 11:37:30 ct2 kernel: [ 1764]     0  1764     1016        1   3
0             0 mingetty
Sep 25 11:37:30 ct2 kernel: [ 1766]     0  1766     1016        1   0
0             0 mingetty
Sep 25 11:37:30 ct2 kernel: [ 1768]     0  1768     1016        1   6
0             0 mingetty
Sep 25 11:37:30 ct2 kernel: [ 1770]     0  1770     1016        1   4
0             0 mingetty
Sep 25 11:37:30 ct2 kernel: [ 1784]     0  1784    27076       25   5
0             0 bash
Sep 25 11:37:30 ct2 kernel: [ 4915]     0  4915     2280        1   4
0             0 dhclient
Sep 25 11:37:30 ct2 kernel: [ 4958]     0  4958    25089       37   2
0             0 sshd
Sep 25 11:37:30 ct2 kernel: [ 4962]     0  4962    27101       12   3
0             0 bash
Sep 25 11:37:30 ct2 kernel: [ 5025]     0  5025    16651        0   4
-17         -1000 sshd
Sep 25 11:37:30 ct2 kernel: [ 5688]     0  5688     6910       10   1
-17         -1000 auditd
Sep 25 11:37:30 ct2 kernel: [17539]     0 17539    25266        0   1
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17540]     0 17540    20144        0   1
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17542]     0 17542    23264        1   5
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17543]     0 17543    39609        1   1
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17932]     0 17932    39609        1   3
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17937]     0 17937    39603        1   2
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17940]     0 17940    40123        1   0
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [18632]     0 18632   291742      269   2
0             0 dsm_sa_datamgrd
Sep 25 11:37:30 ct2 kernel: [18780]     0 18780    73312       86   4
0             0 dsm_sa_eventmgr
Sep 25 11:37:30 ct2 kernel: [18796]     0 18796   171833       21   0
0             0 dsm_sa_datamgrd
Sep 25 11:37:30 ct2 kernel: [18842]     0 18842   109528      108   4
0             0 dsm_sa_snmpd
Sep 25 11:37:30 ct2 kernel: [19147]     0 19147    33251        1   0
0             0 dsm_om_connsvcd
Sep 25 11:37:30 ct2 kernel: [19148]     0 19148   831391    28062   1
0             0 dsm_om_connsvcd
Sep 25 11:37:30 ct2 kernel: [38380]     0 38380    25091        4   4
0             0 sshd
Sep 25 11:37:30 ct2 kernel: [38386]     0 38386    27076        4   1
0             0 bash
Sep 25 11:37:30 ct2 kernel: [28907]     0 28907     2883        0   5
-17         -1000 udevd
Sep 25 11:37:30 ct2 kernel: [28908]     0 28908     2856        0   7
-17         -1000 udevd
Sep 25 11:37:30 ct2 kernel: [44087]     0 44087    24573        7   0
0             0 sshd
Sep 25 11:37:30 ct2 kernel: [44090]     0 44090    27119        8   1
0             0 bash
Sep 25 11:37:30 ct2 kernel: [34590]    38 34590     6624       34   2
0             0 ntpd
Sep 25 11:37:30 ct2 kernel: [34920]     0 34920    84080    11471   3
0             0 ceph-mon
Sep 25 11:37:30 ct2 kernel: [35674]     0 35674   268185    42473   1
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [43044]     0 43044   247471    39531   5
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [ 7125]     0  7125   270942    41559   1
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [20854]     0 20854   251666    40220   0
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [21799]     0 21799   250641    29693   5
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [22800]     0 22800   275004    33343   0
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [23509]     0 23509   262113    28210   4
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [24445]     0 24445   259672    33212   0
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [25146]     0 25146   266437    35462   2
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [25889]     0 25889   257854    34321   0
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [27977]     0 27977   166624      482   2
0             0 python
Sep 25 11:37:30 ct2 kernel: [28216]     0 28216     1918       12   6
0             0 nc
Sep 25 11:37:30 ct2 kernel: [28217]     0 28217 18681959 11707670   2
0             0 rbd
Sep 25 11:37:30 ct2 kernel: [28636]    89 28636    20344      127   4
0             0 pickup
Sep 25 11:37:30 ct2 kernel: Out of memory: Kill process 28217 (rbd) score
920 or sacrifice child
Sep 25 11:37:30 ct2 kernel: Killed process 28217, UID 0, (rbd)
total-vm:74727836kB, anon-rss:46829404kB, file-rss:1276kB
Sep 25 11:37:30 ct2 kernel: ceph-osd invoked oom-killer: gfp_mask=0xd0,
order=0, oom_adj=0, oom_score_adj=0
Sep 25 11:37:30 ct2 kernel: ceph-osd cpuset=/ mems_allowed=0-1
Sep 25 11:37:30 ct2 kernel: Pid: 5875, comm: ceph-osd Not tainted
2.6.32-431.el6.x86_64 #1
Sep 25 11:37:30 ct2 kernel: Call Trace:
Sep 25 11:37:30 ct2 kernel: [<ffffffff810d05b1>] ?
cpuset_print_task_mems_allowed+0x91/0xb0
Sep 25 11:37:30 ct2 kernel: [<ffffffff81122960>] ? dump_header+0x90/0x1b0
Sep 25 11:37:30 ct2 kernel: [<ffffffff8122798c>] ?
security_real_capable_noaudit+0x3c/0x70
Sep 25 11:37:30 ct2 kernel: [<ffffffff81122de2>] ?
oom_kill_process+0x82/0x2a0
Sep 25 11:37:30 ct2 kernel: [<ffffffff81122cde>] ?
select_bad_process+0x9e/0x120
Sep 25 11:37:30 ct2 kernel: [<ffffffff81123220>] ? out_of_memory+0x220/0x3c0
Sep 25 11:37:30 ct2 kernel: [<ffffffff8112fb3c>] ?
__alloc_pages_nodemask+0x8ac/0x8d0
Sep 25 11:37:30 ct2 kernel: [<ffffffff81167a9a>] ?
alloc_pages_current+0xaa/0x110
Sep 25 11:37:30 ct2 kernel: [<ffffffff814a2297>] ? tcp_sendmsg+0x677/0xa20
Sep 25 11:37:30 ct2 kernel: [<ffffffff81447e03>] ? sock_sendmsg+0x123/0x150
Sep 25 11:37:30 ct2 kernel: [<ffffffff8109b2a0>] ?
autoremove_wake_function+0x0/0x40
Sep 25 11:37:30 ct2 kernel: [<ffffffff814495f6>] ? __sys_sendmsg+0x406/0x420
Sep 25 11:37:30 ct2 kernel: [<ffffffff8104a98c>] ?
__do_page_fault+0x1ec/0x480
Sep 25 11:37:30 ct2 kernel: [<ffffffff8100b9ce>] ? common_interrupt+0xe/0x13
Sep 25 11:37:30 ct2 kernel: [<ffffffff8100bb8e>] ?
apic_timer_interrupt+0xe/0x20
Sep 25 11:37:30 ct2 kernel: [<ffffffff810149b9>] ? read_tsc+0x9/0x20
Sep 25 11:37:30 ct2 kernel: [<ffffffff81449819>] ? sys_sendmsg+0x49/0x90
Sep 25 11:37:30 ct2 kernel: [<ffffffff8100b072>] ?
system_call_fastpath+0x16/0x1b
Sep 25 11:37:30 ct2 kernel: Mem-Info:
Sep 25 11:37:30 ct2 kernel: Node 0 DMA per-cpu:
Sep 25 11:37:30 ct2 kernel: CPU    0: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    1: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    2: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    3: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    4: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    5: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    6: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    7: hi:    0, btch:   1 usd:   0
Sep 25 11:37:30 ct2 kernel: Node 0 DMA32 per-cpu:
Sep 25 11:37:30 ct2 kernel: CPU    0: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    1: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    2: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    3: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    4: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    5: hi:  186, btch:  31 usd:  53
Sep 25 11:37:30 ct2 kernel: CPU    6: hi:  186, btch:  31 usd:  30
Sep 25 11:37:30 ct2 kernel: CPU    7: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: Node 0 Normal per-cpu:
Sep 25 11:37:30 ct2 kernel: CPU    0: hi:  186, btch:  31 usd:  21
Sep 25 11:37:30 ct2 kernel: CPU    1: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    2: hi:  186, btch:  31 usd:  30
Sep 25 11:37:30 ct2 kernel: CPU    3: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    4: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    5: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    6: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    7: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: Node 1 Normal per-cpu:
Sep 25 11:37:30 ct2 kernel: CPU    0: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    1: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    2: hi:  186, btch:  31 usd:  10
Sep 25 11:37:30 ct2 kernel: CPU    3: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    4: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    5: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    6: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: CPU    7: hi:  186, btch:  31 usd:   0
Sep 25 11:37:30 ct2 kernel: active_anon:11237039 inactive_anon:870686
isolated_anon:0
Sep 25 11:37:30 ct2 kernel: active_file:981 inactive_file:1095
isolated_file:0
Sep 25 11:37:30 ct2 kernel: unevictable:0 dirty:68 writeback:753 unstable:0
Sep 25 11:37:30 ct2 kernel: free:47314 slab_reclaimable:10413
slab_unreclaimable:35885
Sep 25 11:37:30 ct2 kernel: mapped:1017 shmem:1 pagetables:39376 bounce:0
Sep 25 11:37:30 ct2 kernel: Node 0 DMA free:15740kB min:24kB low:28kB
high:36kB active_anon:0kB inactive_anon:0kB active_file:0kB
inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB
present:15352kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB
slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB
unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0
all_unreclaimable? yes
Sep 25 11:37:30 ct2 kernel: lowmem_reserve[]: 0 3211 24168 24168
Sep 25 11:37:30 ct2 kernel: Node 0 DMA32 free:89576kB min:5972kB low:7464kB
high:8956kB active_anon:2137168kB inactive_anon:534280kB active_file:12kB
inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB
present:3288224kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB
slab_reclaimable:2204kB slab_unreclaimable:9540kB kernel_stack:176kB
pagetables:5044kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:6
all_unreclaimable? no
Sep 25 11:37:30 ct2 kernel: lowmem_reserve[]: 0 0 20957 20957
Sep 25 11:37:30 ct2 kernel: Node 0 Normal free:38944kB min:38996kB
low:48744kB high:58492kB active_anon:19871956kB inactive_anon:1419396kB
active_file:4kB inactive_file:100kB unevictable:0kB isolated(anon):0kB
isolated(file):0kB present:21460480kB mlocked:0kB dirty:8kB writeback:0kB
mapped:4kB shmem:0kB slab_reclaimable:19504kB slab_unreclaimable:81520kB
kernel_stack:15768kB pagetables:108956kB unstable:0kB bounce:0kB
writeback_tmp:0kB pages_scanned:156 all_unreclaimable? yes
Sep 25 11:37:30 ct2 kernel: lowmem_reserve[]: 0 0 0 0
Sep 25 11:37:30 ct2 kernel: Node 1 Normal free:44996kB min:45108kB
low:56384kB high:67660kB active_anon:22939032kB inactive_anon:1529068kB
active_file:3908kB inactive_file:4280kB unevictable:0kB isolated(anon):0kB
isolated(file):0kB present:24821760kB mlocked:0kB dirty:264kB
writeback:3012kB mapped:4064kB shmem:4kB slab_reclaimable:19944kB
slab_unreclaimable:52480kB kernel_stack:7968kB pagetables:43504kB
unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:12544
all_unreclaimable? yes
Sep 25 11:37:30 ct2 kernel: lowmem_reserve[]: 0 0 0 0
Sep 25 11:37:30 ct2 kernel: Node 0 DMA: 1*4kB 1*8kB 1*16kB 1*32kB 1*64kB
0*128kB 1*256kB 0*512kB 1*1024kB 1*2048kB 3*4096kB = 15740kB
Sep 25 11:37:30 ct2 kernel: Node 0 DMA32: 638*4kB 601*8kB 469*16kB 384*32kB
260*64kB 159*128kB 67*256kB 16*512kB 0*1024kB 0*2048kB 0*4096kB = 89488kB
Sep 25 11:37:30 ct2 kernel: Node 0 Normal: 9695*4kB 0*8kB 0*16kB 0*32kB
0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 38780kB
Sep 25 11:37:30 ct2 kernel: Node 1 Normal: 11291*4kB 55*8kB 19*16kB 1*32kB
0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 45940kB
Sep 25 11:37:30 ct2 kernel: 10737 total pagecache pages
Sep 25 11:37:30 ct2 kernel: 8679 pages in swap cache
Sep 25 11:37:30 ct2 kernel: Swap cache stats: add 6400017, delete 6391338,
find 89617/105666
Sep 25 11:37:30 ct2 kernel: Free swap  = 0kB
Sep 25 11:37:30 ct2 kernel: Total swap = 24756216kB
Sep 25 11:37:30 ct2 kernel: 12582911 pages RAM
Sep 25 11:37:30 ct2 kernel: 239403 pages reserved
Sep 25 11:37:30 ct2 kernel: 9358 pages shared
Sep 25 11:37:30 ct2 kernel: 12281029 pages non-shared
Sep 25 11:37:30 ct2 kernel: [ pid ]   uid  tgid total_vm      rss cpu
oom_adj oom_score_adj name
Sep 25 11:37:30 ct2 kernel: [  727]     0   727     2791        0   2
-17         -1000 udevd
Sep 25 11:37:30 ct2 kernel: [ 1590]     0  1590    63856       38   1
0             0 rsyslogd
Sep 25 11:37:30 ct2 kernel: [ 1737]     0  1737    20318       24   6
0             0 master
Sep 25 11:37:30 ct2 kernel: [ 1744]    89  1744    20381       19   0
0             0 qmgr
Sep 25 11:37:30 ct2 kernel: [ 1747]     0  1747    29333       24   0
0             0 crond
Sep 25 11:37:30 ct2 kernel: [ 1760]     0  1760    14211        1   0
0             0 login
Sep 25 11:37:30 ct2 kernel: [ 1762]     0  1762     1016        1   5
0             0 mingetty
Sep 25 11:37:30 ct2 kernel: [ 1764]     0  1764     1016        1   3
0             0 mingetty
Sep 25 11:37:30 ct2 kernel: [ 1766]     0  1766     1016        1   0
0             0 mingetty
Sep 25 11:37:30 ct2 kernel: [ 1768]     0  1768     1016        1   6
0             0 mingetty
Sep 25 11:37:30 ct2 kernel: [ 1770]     0  1770     1016        1   4
0             0 mingetty
Sep 25 11:37:30 ct2 kernel: [ 1784]     0  1784    27076       25   5
0             0 bash
Sep 25 11:37:30 ct2 kernel: [ 4915]     0  4915     2280        1   4
0             0 dhclient
Sep 25 11:37:30 ct2 kernel: [ 4958]     0  4958    25089       37   2
0             0 sshd
Sep 25 11:37:30 ct2 kernel: [ 4962]     0  4962    27101       12   3
0             0 bash
Sep 25 11:37:30 ct2 kernel: [ 5025]     0  5025    16651        0   4
-17         -1000 sshd
Sep 25 11:37:30 ct2 kernel: [ 5688]     0  5688     6910       10   1
-17         -1000 auditd
Sep 25 11:37:30 ct2 kernel: [17539]     0 17539    25266        0   1
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17540]     0 17540    20144        0   1
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17542]     0 17542    23264        1   5
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17543]     0 17543    39609        1   1
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17932]     0 17932    39609        1   3
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17937]     0 17937    39603        1   2
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [17940]     0 17940    40123        1   0
0             0 sfcbd
Sep 25 11:37:30 ct2 kernel: [18632]     0 18632   291742      269   2
0             0 dsm_sa_datamgrd
Sep 25 11:37:30 ct2 kernel: [18780]     0 18780    73312       86   4
0             0 dsm_sa_eventmgr
Sep 25 11:37:30 ct2 kernel: [18796]     0 18796   171833       21   0
0             0 dsm_sa_datamgrd
Sep 25 11:37:30 ct2 kernel: [18842]     0 18842   109528      108   4
0             0 dsm_sa_snmpd
Sep 25 11:37:30 ct2 kernel: [19147]     0 19147    33251        1   0
0             0 dsm_om_connsvcd
Sep 25 11:37:30 ct2 kernel: [19148]     0 19148   831391    28062   1
0             0 dsm_om_connsvcd
Sep 25 11:37:30 ct2 kernel: [38380]     0 38380    25091        4   4
0             0 sshd
Sep 25 11:37:30 ct2 kernel: [38386]     0 38386    27076        4   1
0             0 bash
Sep 25 11:37:30 ct2 kernel: [28907]     0 28907     2883        0   5
-17         -1000 udevd
Sep 25 11:37:30 ct2 kernel: [28908]     0 28908     2856        0   7
-17         -1000 udevd
Sep 25 11:37:30 ct2 kernel: [44087]     0 44087    24573        7   0
0             0 sshd
Sep 25 11:37:30 ct2 kernel: [44090]     0 44090    27119        8   1
0             0 bash
Sep 25 11:37:30 ct2 kernel: [34590]    38 34590     6624       34   2
0             0 ntpd
Sep 25 11:37:30 ct2 kernel: [34920]     0 34920    84080    11471   3
0             0 ceph-mon
Sep 25 11:37:30 ct2 kernel: [35674]     0 35674   268185    42473   1
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [43044]     0 43044   247471    39531   5
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [ 7125]     0  7125   270942    41559   1
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [20854]     0 20854   251666    40220   0
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [21799]     0 21799   250641    29693   5
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [22800]     0 22800   275004    33343   0
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [23509]     0 23509   262113    28210   4
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [24445]     0 24445   259672    33212   0
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [25146]     0 25146   266437    35462   2
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [25889]     0 25889   257854    34321   0
0             0 ceph-osd
Sep 25 11:37:30 ct2 kernel: [27977]     0 27977   166624      482   2
0             0 python
Sep 25 11:37:30 ct2 kernel: [28216]     0 28216     1918       12   6
0             0 nc
Sep 25 11:37:30 ct2 kernel: [28636]    89 28636    20344      127   4
0             0 pickup


2014-09-26 15:48 GMT+04:00 Irek Fasikhov <malmyzh at gmail.com>:

> OS: CentOS 6.5
> Kernel: 2.6.32-431.el6.x86_64
> Ceph --version: ceph version 0.72.2
> (a913ded2ff138aefb8cb84d347d72164099cfd60)
>
>
>
> 2014-09-26 15:44 GMT+04:00 Irek Fasikhov <malmyzh at gmail.com>:
>
>> Hi, All.
>>
>> I see a memory leak when importing raw devi?e.
>>
>> Export Scheme:
>> [rbd at rbdbackup ~]$ rbd --no-progress -n client.rbdbackup -k
>> /etc/ceph/big.keyring -c /etc/ceph/big.conf export rbdtest/vm-111-disk-1 -
>> | nc 10.43.255.252 12345
>>
>> [root at ct2 ~]# nc -l 12345 | rbd import --no-progress --image-format 2 -
>> rbd/vm-111-disk-1
>>
>> This is the same problem with ssh
>>
>> Memory usage, see the screenshots:
>>
>> https://drive.google.com/folderview?id=0BxoNLVWxzOJWSHlTSEZvM3lkQXM&usp=sharing
>>
>> --
>> ? ?????????, ??????? ???? ???????????
>> ???.: +79229045757
>>
>
>
>
> --
> ? ?????????, ??????? ???? ???????????
> ???.: +79229045757
>



-- 
? ?????????, ??????? ???? ???????????
???.: +79229045757
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