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Block I/O tracing in Linux kernel

tthtlc
Jul 28th, 2014
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  1. flush-8:0-1292 [004] 4132.137801: ext4_da_writepages: dev 8,1 ino 6296566 nr_to_write 1024 pages_skipped 0 range_start 0 range_end 9223372036854775807 sync_mode 0for_kupdate 1 range_cyclic 1 writeback_index 0
  2. flush-8:0-1292 [004] 4132.137803: writeback_single_inode: bdi 8:0: ino=6296566 state= dirtied_when=950000 age=35 index=0 to_write=1024 wrote=0
  3. flush-8:0-1292 [004] 4132.137820: wbc_writepage: bdi 8:0: towrt=1024 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  4. flush-8:0-1292 [004] 4132.137826: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a380 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  5. flush-8:0-1292 [004] 4132.137829: block_bio_remap: 8,0 W 201329896 + 8 <- (8,1) 201327848
  6. flush-8:0-1292 [004] 4132.137833: block_bio_queue: 8,0 W 201329896 + 8 [flush-8:0]
  7. flush-8:0-1292 [004] 4132.137839: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b8570 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  8. flush-8:0-1292 [004] 4132.137843: block_getrq: 8,0 W 201329896 + 8 [flush-8:0]
  9. flush-8:0-1292 [004] 4132.137846: block_plug: [flush-8:0]
  10. flush-8:0-1292 [004] 4132.137849: wbc_writepage: bdi 8:0: towrt=1023 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  11. flush-8:0-1292 [004] 4132.137851: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a000 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  12. flush-8:0-1292 [004] 4132.137852: block_bio_remap: 8,0 W 201329976 + 8 <- (8,1) 201327928
  13. flush-8:0-1292 [004] 4132.137853: block_bio_queue: 8,0 W 201329976 + 8 [flush-8:0]
  14. flush-8:0-1292 [004] 4132.137856: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b8658 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  15. flush-8:0-1292 [004] 4132.137857: block_getrq: 8,0 W 201329976 + 8 [flush-8:0]
  16. flush-8:0-1292 [004] 4132.137859: wbc_writepage: bdi 8:0: towrt=1022 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  17. flush-8:0-1292 [004] 4132.137862: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a200 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  18. flush-8:0-1292 [004] 4132.137863: block_bio_remap: 8,0 W 201331448 + 8 <- (8,1) 201329400
  19. flush-8:0-1292 [004] 4132.137864: block_bio_queue: 8,0 W 201331448 + 8 [flush-8:0]
  20. flush-8:0-1292 [004] 4132.137867: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b8740 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  21. flush-8:0-1292 [004] 4132.137868: block_getrq: 8,0 W 201331448 + 8 [flush-8:0]
  22. flush-8:0-1292 [004] 4132.137870: wbc_writepage: bdi 8:0: towrt=1021 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  23. flush-8:0-1292 [004] 4132.137873: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a280 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  24. flush-8:0-1292 [004] 4132.137874: block_bio_remap: 8,0 W 201684840 + 8 <- (8,1) 201682792
  25. flush-8:0-1292 [004] 4132.137875: block_bio_queue: 8,0 W 201684840 + 8 [flush-8:0]
  26. flush-8:0-1292 [004] 4132.137877: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b8828 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  27. flush-8:0-1292 [004] 4132.137879: block_getrq: 8,0 W 201684840 + 8 [flush-8:0]
  28. flush-8:0-1292 [004] 4132.137880: wbc_writepage: bdi 8:0: towrt=1020 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  29. flush-8:0-1292 [004] 4132.137883: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55aa00 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  30. flush-8:0-1292 [004] 4132.137884: block_bio_remap: 8,0 W 289411352 + 8 <- (8,1) 289409304
  31. flush-8:0-1292 [004] 4132.137885: block_bio_queue: 8,0 W 289411352 + 8 [flush-8:0]
  32. flush-8:0-1292 [004] 4132.137887: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b8910 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  33. flush-8:0-1292 [004] 4132.137889: block_getrq: 8,0 W 289411352 + 8 [flush-8:0]
  34. flush-8:0-1292 [004] 4132.137915: wbc_writepage: bdi 8:0: towrt=1019 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  35. flush-8:0-1292 [004] 4132.137918: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a600 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  36. flush-8:0-1292 [004] 4132.137919: block_bio_remap: 8,0 W 2048 + 8 <- (8,1) 0
  37. flush-8:0-1292 [004] 4132.137920: block_bio_queue: 8,0 W 2048 + 8 [flush-8:0]
  38. flush-8:0-1292 [004] 4132.137923: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b89f8 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  39. flush-8:0-1292 [004] 4132.137924: block_getrq: 8,0 W 2048 + 8 [flush-8:0]
  40. flush-8:0-1292 [004] 4132.137926: wbc_writepage: bdi 8:0: towrt=1018 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  41. flush-8:0-1292 [004] 4132.137928: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55af80 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  42. flush-8:0-1292 [004] 4132.137929: block_bio_remap: 8,0 W 2064 + 8 <- (8,1) 16
  43. flush-8:0-1292 [004] 4132.137930: block_bio_queue: 8,0 W 2064 + 8 [flush-8:0]
  44. flush-8:0-1292 [004] 4132.137933: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b8ae0 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  45. flush-8:0-1292 [004] 4132.137935: block_getrq: 8,0 W 2064 + 8 [flush-8:0]
  46. flush-8:0-1292 [004] 4132.137936: wbc_writepage: bdi 8:0: towrt=1017 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  47. flush-8:0-1292 [004] 4132.137939: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a580 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  48. flush-8:0-1292 [004] 4132.137940: block_bio_remap: 8,0 W 2080 + 8 <- (8,1) 32
  49. flush-8:0-1292 [004] 4132.137941: block_bio_queue: 8,0 W 2080 + 8 [flush-8:0]
  50. flush-8:0-1292 [004] 4132.137944: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b8bc8 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  51. flush-8:0-1292 [004] 4132.137946: block_getrq: 8,0 W 2080 + 8 [flush-8:0]
  52. flush-8:0-1292 [004] 4132.137948: wbc_writepage: bdi 8:0: towrt=1016 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  53. flush-8:0-1292 [004] 4132.137950: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a800 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  54. flush-8:0-1292 [004] 4132.137950: block_bio_remap: 8,0 W 2096 + 8 <- (8,1) 48
  55. flush-8:0-1292 [004] 4132.137951: block_bio_queue: 8,0 W 2096 + 8 [flush-8:0]
  56. flush-8:0-1292 [004] 4132.137955: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b8cb0 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  57. flush-8:0-1292 [004] 4132.137956: block_getrq: 8,0 W 2096 + 8 [flush-8:0]
  58. flush-8:0-1292 [004] 4132.137958: wbc_writepage: bdi 8:0: towrt=1015 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  59. flush-8:0-1292 [004] 4132.137961: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a300 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  60. flush-8:0-1292 [004] 4132.137962: block_bio_remap: 8,0 W 33556560 + 8 <- (8,1) 33554512
  61. flush-8:0-1292 [004] 4132.137963: block_bio_queue: 8,0 W 33556560 + 8 [flush-8:0]
  62. flush-8:0-1292 [004] 4132.137967: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b8d98 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  63. flush-8:0-1292 [004] 4132.137968: block_getrq: 8,0 W 33556560 + 8 [flush-8:0]
  64. flush-8:0-1292 [004] 4132.137970: wbc_writepage: bdi 8:0: towrt=1014 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  65. flush-8:0-1292 [004] 4132.137972: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a780 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  66. flush-8:0-1292 [004] 4132.137973: block_bio_remap: 8,0 W 104859656 + 8 <- (8,1) 104857608
  67. flush-8:0-1292 [004] 4132.137974: block_bio_queue: 8,0 W 104859656 + 8 [flush-8:0]
  68. flush-8:0-1292 [004] 4132.137978: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b8e80 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  69. flush-8:0-1292 [004] 4132.137980: block_getrq: 8,0 W 104859656 + 8 [flush-8:0]
  70. flush-8:0-1292 [004] 4132.137982: wbc_writepage: bdi 8:0: towrt=1013 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  71. flush-8:0-1292 [004] 4132.137984: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a700 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  72. flush-8:0-1292 [004] 4132.137985: block_bio_remap: 8,0 W 184551552 + 8 <- (8,1) 184549504
  73. flush-8:0-1292 [004] 4132.137986: block_bio_queue: 8,0 W 184551552 + 8 [flush-8:0]
  74. flush-8:0-1292 [004] 4132.137991: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b8488 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  75. flush-8:0-1292 [004] 4132.137992: block_getrq: 8,0 W 184551552 + 8 [flush-8:0]
  76. flush-8:0-1292 [004] 4132.137995: wbc_writepage: bdi 8:0: towrt=1012 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  77. flush-8:0-1292 [004] 4132.137998: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55aa80 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  78. flush-8:0-1292 [004] 4132.137998: block_bio_remap: 8,0 W 184551688 + 8 <- (8,1) 184549640
  79. flush-8:0-1292 [004] 4132.137999: block_bio_queue: 8,0 W 184551688 + 8 [flush-8:0]
  80. flush-8:0-1292 [004] 4132.138004: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b80e8 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  81. flush-8:0-1292 [004] 4132.138006: block_getrq: 8,0 W 184551688 + 8 [flush-8:0]
  82. flush-8:0-1292 [004] 4132.138007: wbc_writepage: bdi 8:0: towrt=1011 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  83. flush-8:0-1292 [004] 4132.138010: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a180 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  84. flush-8:0-1292 [004] 4132.138011: block_bio_remap: 8,0 W 184552152 + 8 <- (8,1) 184550104
  85. flush-8:0-1292 [004] 4132.138012: block_bio_queue: 8,0 W 184552152 + 8 [flush-8:0]
  86. flush-8:0-1292 [004] 4132.138017: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b83a0 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  87. flush-8:0-1292 [004] 4132.138018: block_getrq: 8,0 W 184552152 + 8 [flush-8:0]
  88. flush-8:0-1292 [004] 4132.138020: wbc_writepage: bdi 8:0: towrt=1010 skip=0 mode=0 kupd=1 bgrd=0 reclm=0 cyclic=1 start=0x0 end=0xffffffff
  89. flush-8:0-1292 [004] 4132.138023: kmem_cache_alloc: call_site=c10f94e3 ptr=ec55a900 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  90. flush-8:0-1292 [004] 4132.138024: block_bio_remap: 8,0 W 184617328 + 8 <- (8,1) 184615280
  91. flush-8:0-1292 [004] 4132.138024: block_bio_queue: 8,0 W 184617328 + 8 [flush-8:0]
  92. flush-8:0-1292 [004] 4132.138030: kmem_cache_alloc: call_site=c10f94e3 ptr=e03b82b8 bytes_req=232 bytes_alloc=232 gfp_flags=GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  93. flush-8:0-1292 [004] 4132.138031: block_getrq: 8,0 W 184617328 + 8 [flush-8:0]
  94. flush-8:0-1292 [004] 4132.138035: block_rq_insert: 8,0 W 0 () 201329896 + 8 [flush-8:0]
  95. flush-8:0-1292 [004] 4132.138042: block_rq_insert: 8,0 W 0 () 201329976 + 8 [flush-8:0]
  96. flush-8:0-1292 [004] 4132.138045: block_rq_insert: 8,0 W 0 () 201331448 + 8 [flush-8:0]
  97. flush-8:0-1292 [004] 4132.138047: block_rq_insert: 8,0 W 0 () 201684840 + 8 [flush-8:0]
  98. flush-8:0-1292 [004] 4132.138049: block_rq_insert: 8,0 W 0 () 289411352 + 8 [flush-8:0]
  99. flush-8:0-1292 [004] 4132.138052: block_rq_insert: 8,0 W 0 () 2048 + 8 [flush-8:0]
  100. flush-8:0-1292 [004] 4132.138054: block_rq_insert: 8,0 W 0 () 2064 + 8 [flush-8:0]
  101. flush-8:0-1292 [004] 4132.138056: block_rq_insert: 8,0 W 0 () 2080 + 8 [flush-8:0]
  102. flush-8:0-1292 [004] 4132.138058: block_rq_insert: 8,0 W 0 () 2096 + 8 [flush-8:0]
  103. flush-8:0-1292 [004] 4132.138060: block_rq_insert: 8,0 W 0 () 33556560 + 8 [flush-8:0]
  104. flush-8:0-1292 [004] 4132.138063: block_rq_insert: 8,0 W 0 () 104859656 + 8 [flush-8:0]
  105. flush-8:0-1292 [004] 4132.138065: block_rq_insert: 8,0 W 0 () 184551552 + 8 [flush-8:0]
  106. flush-8:0-1292 [004] 4132.138067: block_rq_insert: 8,0 W 0 () 184551688 + 8 [flush-8:0]
  107. flush-8:0-1292 [004] 4132.138070: block_rq_insert: 8,0 W 0 () 184552152 + 8 [flush-8:0]
  108. flush-8:0-1292 [004] 4132.138072: block_rq_insert: 8,0 W 0 () 184617328 + 8 [flush-8:0]
  109. flush-8:0-1292 [004] 4132.138075: block_unplug: [flush-8:0] 15
  110. flush-8:0-1292 [004] 4132.138083: block_rq_issue: 8,0 W 0 () 201329896 + 8 [flush-8:0]
  111. flush-8:0-1292 [004] 4132.138087: kmem_cache_alloc: call_site=c13aa267 ptr=ea3cb600 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  112. flush-8:0-1292 [004] 4132.138087: kmem_cache_alloc: call_site=c13aa27a ptr=ec55af00 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  113. flush-8:0-1292 [004] 4132.138090: kmem_cache_alloc: call_site=c10f94e3 ptr=ea3cb840 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  114. flush-8:0-1292 [004] 4132.138096: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=201329896 txlen=8 protect=0 raw=2a 00 0c 00 0c e8 00 00 08 00)
  115. flush-8:0-1292 [004] 4132.138107: block_rq_issue: 8,0 W 0 () 201329976 + 8 [flush-8:0]
  116. flush-8:0-1292 [004] 4132.138109: kmem_cache_alloc: call_site=c13aa267 ptr=ea3cbf00 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  117. flush-8:0-1292 [004] 4132.138109: kmem_cache_alloc: call_site=c13aa27a ptr=ec55ab00 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  118. flush-8:0-1292 [004] 4132.138110: kmem_cache_alloc: call_site=c10f94e3 ptr=ea3cb240 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  119. flush-8:0-1292 [004] 4132.138112: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=201329976 txlen=8 protect=0 raw=2a 00 0c 00 0d 38 00 00 08 00)
  120. flush-8:0-1292 [004] 4132.138117: block_rq_issue: 8,0 W 0 () 201331448 + 8 [flush-8:0]
  121. flush-8:0-1292 [004] 4132.138118: kmem_cache_alloc: call_site=c13aa267 ptr=ea3cb000 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  122. flush-8:0-1292 [004] 4132.138119: kmem_cache_alloc: call_site=c13aa27a ptr=ec55ab80 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  123. flush-8:0-1292 [004] 4132.138120: kmem_cache_alloc: call_site=c10f94e3 ptr=ea3cba80 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  124. flush-8:0-1292 [004] 4132.138122: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=201331448 txlen=8 protect=0 raw=2a 00 0c 00 12 f8 00 00 08 00)
  125. flush-8:0-1292 [004] 4132.138126: block_rq_issue: 8,0 W 0 () 201684840 + 8 [flush-8:0]
  126. flush-8:0-1292 [004] 4132.138128: kmem_cache_alloc: call_site=c13aa267 ptr=ea3cb6c0 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  127. flush-8:0-1292 [004] 4132.138128: kmem_cache_alloc: call_site=c13aa27a ptr=ec55ae80 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  128. flush-8:0-1292 [004] 4132.138129: kmem_cache_alloc: call_site=c10f94e3 ptr=ea3cbb40 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  129. flush-8:0-1292 [004] 4132.138131: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=201684840 txlen=8 protect=0 raw=2a 00 0c 05 77 68 00 00 08 00)
  130. flush-8:0-1292 [004] 4132.138136: block_rq_issue: 8,0 W 0 () 289411352 + 8 [flush-8:0]
  131. flush-8:0-1292 [004] 4132.138138: kmem_cache_alloc: call_site=c13aa267 ptr=ea3cbe40 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  132. flush-8:0-1292 [004] 4132.138139: kmem_cache_alloc: call_site=c13aa27a ptr=ec55ae00 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  133. flush-8:0-1292 [004] 4132.138140: kmem_cache_alloc: call_site=c10f94e3 ptr=ea3cb0c0 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  134. flush-8:0-1292 [004] 4132.138142: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=289411352 txlen=8 protect=0 raw=2a 00 11 40 11 18 00 00 08 00)
  135. flush-8:0-1292 [004] 4132.138147: block_rq_issue: 8,0 W 0 () 2048 + 8 [flush-8:0]
  136. flush-8:0-1292 [004] 4132.138148: kmem_cache_alloc: call_site=c13aa267 ptr=ea3cb9c0 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  137. flush-8:0-1292 [004] 4132.138149: kmem_cache_alloc: call_site=c13aa27a ptr=ec55a880 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  138. flush-8:0-1292 [004] 4132.138150: kmem_cache_alloc: call_site=c10f94e3 ptr=ea3cbd80 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  139. flush-8:0-1292 [004] 4132.138152: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=2048 txlen=8 protect=0 raw=2a 00 00 00 08 00 00 00 08 00)
  140. flush-8:0-1292 [004] 4132.138156: block_rq_issue: 8,0 W 0 () 2064 + 8 [flush-8:0]
  141. flush-8:0-1292 [004] 4132.138158: kmem_cache_alloc: call_site=c13aa267 ptr=ea3cb3c0 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  142. flush-8:0-1292 [004] 4132.138158: kmem_cache_alloc: call_site=c13aa27a ptr=ec55a980 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  143. flush-8:0-1292 [004] 4132.138159: kmem_cache_alloc: call_site=c10f94e3 ptr=ea3cb900 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  144. flush-8:0-1292 [004] 4132.138161: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=2064 txlen=8 protect=0 raw=2a 00 00 00 08 10 00 00 08 00)
  145. flush-8:0-1292 [004] 4132.138166: block_rq_issue: 8,0 W 0 () 2080 + 8 [flush-8:0]
  146. flush-8:0-1292 [004] 4132.138167: kmem_cache_alloc: call_site=c13aa267 ptr=ea3cb480 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  147. flush-8:0-1292 [004] 4132.138168: kmem_cache_alloc: call_site=c13aa27a ptr=ec55ac80 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  148. flush-8:0-1292 [004] 4132.138169: kmem_cache_alloc: call_site=c10f94e3 ptr=ea3cbc00 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  149. flush-8:0-1292 [004] 4132.138170: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=2080 txlen=8 protect=0 raw=2a 00 00 00 08 20 00 00 08 00)
  150. flush-8:0-1292 [004] 4132.138175: block_rq_issue: 8,0 W 0 () 2096 + 8 [flush-8:0]
  151. flush-8:0-1292 [004] 4132.138177: kmem_cache_alloc: call_site=c13aa267 ptr=eb063d80 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  152. flush-8:0-1292 [004] 4132.138178: kmem_cache_alloc: call_site=c13aa27a ptr=f6f78a00 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  153. flush-8:0-1292 [004] 4132.138180: kmem_cache_alloc: call_site=c10f94e3 ptr=eb063c00 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  154. flush-8:0-1292 [004] 4132.138181: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=2096 txlen=8 protect=0 raw=2a 00 00 00 08 30 00 00 08 00)
  155. flush-8:0-1292 [004] 4132.138186: block_rq_issue: 8,0 W 0 () 33556560 + 8 [flush-8:0]
  156. flush-8:0-1292 [004] 4132.138188: kmem_cache_alloc: call_site=c13aa267 ptr=eb224840 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  157. flush-8:0-1292 [004] 4132.138189: kmem_cache_alloc: call_site=c13aa27a ptr=f6f78000 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  158. flush-8:0-1292 [004] 4132.138190: kmem_cache_alloc: call_site=c10f94e3 ptr=eb224180 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  159. flush-8:0-1292 [004] 4132.138191: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=33556560 txlen=8 protect=0 raw=2a 00 02 00 08 50 00 00 08 00)
  160. flush-8:0-1292 [004] 4132.138196: block_rq_issue: 8,0 W 0 () 104859656 + 8 [flush-8:0]
  161. flush-8:0-1292 [004] 4132.138198: kmem_cache_alloc: call_site=c13aa267 ptr=ea2899c0 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  162. flush-8:0-1292 [004] 4132.138198: kmem_cache_alloc: call_site=c13aa27a ptr=f6f78100 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  163. flush-8:0-1292 [004] 4132.138200: kmem_cache_alloc: call_site=c10f94e3 ptr=ea2896c0 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  164. flush-8:0-1292 [004] 4132.138201: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=104859656 txlen=8 protect=0 raw=2a 00 06 40 08 08 00 00 08 00)
  165. flush-8:0-1292 [004] 4132.138206: block_rq_issue: 8,0 W 0 () 184551552 + 8 [flush-8:0]
  166. flush-8:0-1292 [004] 4132.138208: kmem_cache_alloc: call_site=c13aa267 ptr=ea289600 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  167. flush-8:0-1292 [004] 4132.138208: kmem_cache_alloc: call_site=c13aa27a ptr=f6f78d00 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  168. flush-8:0-1292 [004] 4132.138209: kmem_cache_alloc: call_site=c10f94e3 ptr=ea289540 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  169. flush-8:0-1292 [004] 4132.138211: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=184551552 txlen=8 protect=0 raw=2a 00 0b 00 08 80 00 00 08 00)
  170. flush-8:0-1292 [004] 4132.138216: block_rq_issue: 8,0 W 0 () 184551688 + 8 [flush-8:0]
  171. flush-8:0-1292 [004] 4132.138217: kmem_cache_alloc: call_site=c13aa267 ptr=ea289840 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  172. flush-8:0-1292 [004] 4132.138218: kmem_cache_alloc: call_site=c13aa27a ptr=f6f78080 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  173. flush-8:0-1292 [004] 4132.138219: kmem_cache_alloc: call_site=c10f94e3 ptr=ea289780 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  174. flush-8:0-1292 [004] 4132.138221: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=184551688 txlen=8 protect=0 raw=2a 00 0b 00 09 08 00 00 08 00)
  175. flush-8:0-1292 [004] 4132.138225: block_rq_issue: 8,0 W 0 () 184552152 + 8 [flush-8:0]
  176. flush-8:0-1292 [004] 4132.138227: kmem_cache_alloc: call_site=c13aa267 ptr=ea289a80 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  177. flush-8:0-1292 [004] 4132.138227: kmem_cache_alloc: call_site=c13aa27a ptr=f6f78980 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  178. flush-8:0-1292 [004] 4132.138228: kmem_cache_alloc: call_site=c10f94e3 ptr=ea289480 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  179. flush-8:0-1292 [004] 4132.138230: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=184552152 txlen=8 protect=0 raw=2a 00 0b 00 0a d8 00 00 08 00)
  180. flush-8:0-1292 [004] 4132.138235: block_rq_issue: 8,0 W 0 () 184617328 + 8 [flush-8:0]
  181. flush-8:0-1292 [004] 4132.138237: kmem_cache_alloc: call_site=c13aa267 ptr=ea289240 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_ZERO
  182. flush-8:0-1292 [004] 4132.138237: kmem_cache_alloc: call_site=c13aa27a ptr=f6f78e80 bytes_req=128 bytes_alloc=128 gfp_flags=GFP_ATOMIC
  183. flush-8:0-1292 [004] 4132.138238: kmem_cache_alloc: call_site=c10f94e3 ptr=ea289d80 bytes_req=192 bytes_alloc=192 gfp_flags=GFP_ATOMIC|GFP_NOWARN|GFP_NORETRY|GFP_NOMEMALLOC
  184. flush-8:0-1292 [004] 4132.138240: scsi_dispatch_cmd_start: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=184617328 txlen=8 protect=0 raw=2a 00 0b 01 09 70 00 00 08 00)
  185. flush-8:0-1292 [004] 4132.138245: writeback_single_inode: bdi 8:0: ino=0 state= dirtied_when=950014 age=35 index=23076910 to_write=1024 wrote=15
  186. flush-8:0-1292 [004] 4132.138247: writeback_written: bdi 8:0: sb_dev 0:0 nr_pages=182563 sync_mode=0 kupdate=1 range_cyclic=1 background=0 reason=periodic
  187. flush-8:0-1292 [004] 4132.138248: writeback_start: bdi 8:0: sb_dev 0:0 nr_pages=182563 sync_mode=0 kupdate=1 range_cyclic=1 background=0 reason=periodic
  188. flush-8:0-1292 [004] 4132.138249: writeback_queue_io: bdi 8:0: older=950684 age=30000 enqueue=0 reason=periodic
  189. flush-8:0-1292 [004] 4132.138250: writeback_written: bdi 8:0: sb_dev 0:0 nr_pages=182563 sync_mode=0 kupdate=1 range_cyclic=1 background=0 reason=periodic
  190. flush-8:0-1292 [004] 4132.138252: global_dirty_state: dirty=15 writeback=0 unstable=0 bg_thresh=7468 thresh=14937 limit=0 dirtied=137834 written=128304
  191. flush-8:0-1292 [004] 4132.138254: writeback_pages_written: 15
  192. flush-8:0-1292 [004] 4132.138255: timer_init: timer=ed26df44
  193. flush-8:0-1292 [004] 4132.138256: timer_start: timer=ed26df44 function=process_timeout expires=959434 [timeout=1250]
  194. flush-8:0-1292 [004] 4132.138258: rcu_utilization: Start context switch
  195. flush-8:0-1292 [004] 4132.138258: rcu_utilization: End context switch
  196. flush-8:0-1292 [004] 4132.138261: sched_stat_runtime: comm=flush-8:0 pid=1292 runtime=511982 [ns] vruntime=732734769447 [ns]
  197. flush-8:0-1292 [004] 4132.138271: sched_switch: prev_comm=flush-8:0 prev_pid=1292 prev_prio=120 prev_state=S ==> next_comm=swapper/4 next_pid=0 next_prio=120
  198. <idle>-0 [004] 4132.138277: hrtimer_cancel: hrtimer=f7bd2a40
  199. <idle>-0 [004] 4132.138279: hrtimer_start: hrtimer=f7bd2a40 function=tick_sched_timer expires=4137408000000 softexpires=4137408000000
  200. <idle>-0 [004] 4132.138283: power_start: type=1 state=2 cpu_id=4
  201. <idle>-0 [004] 4132.138283: cpu_idle: state=2 cpu_id=4
  202. <idle>-0 [000] 4132.138315: irq_handler_entry: irq=42 name=ahci
  203. <idle>-0 [000] 4132.138327: scsi_dispatch_cmd_done: host_no=0 channel=0 id=0 lun=0 data_sgl=1 prot_sgl=0 prot_op=SCSI_PROT_NORMAL cmnd=(WRITE_10 lba=201329896 txlen=8 protect=0 raw=2a 00 0c 00 0c e8 00 00 08 00) result=(driver=DRIVER_OK host=DID_OK message=COMMAND_COMPLETE status=SAM_STAT_GOOD)
  204. <idle>-0 [000] 4132.138329: softirq_raise: vec=4 [action=BLOCK]
  205. <idle>-0 [000] 4132.138331: irq_handler_exit: irq=42 ret=handled
  206. <idle>-0 [000] 4132.138333: softirq_entry: vec=4 [action=BLOCK]
  207. <idle>-0 [000] 4132.138340: block_rq_complete: 8,0 W () 201329896 + 8 [0]
  208. <idle>-0 [000] 4132.138351: kmem_cache_free: call_site=c10f94c3 ptr=ec55a380
  209. <idle>-0 [000] 4132.138362: kmem_cache_free: call_site=c10f94c3 ptr=e03b8570
  210. <idle>-0 [000] 4132.138365: kmem_cache_free: call_site=c10f94c3 ptr=ea3cb840
  211. <idle>-0 [000] 4132.138368: kmem_cache_free: call_site=c13aac35 ptr=ec55af00
  212. <idle>-0 [000] 4132.138369: kmem_cache_free: call_site=c13aac3e ptr=ea3cb600
  213. <idle>-0 [000] 4132.138372: softirq_exit: vec=4 [action=BLOCK]
  214. <idle>-0 [000] 4132.138379: hrtimer_cancel: hrtimer=f7b9aa40
  215. <idle>-0 [000] 4132.138381: hrtimer_start: hrtimer=f7b9aa40 function=tick_sched_timer expires=4134112000000 softexpires=4134112000000
  216. <idle>-0 [000] 4132.138386: power_end: cpu_id=0
  217. <idle>-0 [000] 4132.138386: cpu_idle: state=4294967295 cpu_id=0
  218. <idle>-0 [000] 4132.138390: power_start: type=1 state=2 cpu_id=0
  219. <idle>-0 [000] 4132.138391: cpu_idle: state=2 cpu_id=0
  220. <idle>-0 [000] 4132.138590: irq_handler_entry: irq=18 name=ohci_hcd:usb4
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