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  1. Lustre
  2. LU-14072

client evicitions with DIO

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: Lustre 2.14.0
    • Labels:
      None
    • Severity:
      3
    • Rank (Obsolete):
      9223372036854775807

      Description

      This is very easily reproduced by Lustre:

      dd if=/dev/zero of=data bs=1234 count=1
      touch data1
      dd if=/dev/data of=data1 bs=1M oflag=direct

      [<ffffffffc0d421ed>] osc_extent_wait+0x21d/0x7c0 [osc]
          [<ffffffffc0d44897>] osc_cache_wait_range+0x2e7/0x940 [osc]
          [<ffffffffc0d4585e>] osc_cache_writeback_range+0x96e/0xff0 [osc]
          [<ffffffffc0d31c45>] osc_lock_flush+0x195/0x290 [osc]
          [<ffffffffc0d31d7c>] osc_lock_lockless_cancel+0x3c/0xe0 [osc]
          [<ffffffffc081f488>] cl_lock_cancel+0x78/0x160 [obdclass]
          [<ffffffffc0cd8079>] lov_lock_cancel+0x99/0x190 [lov]
          [<ffffffffc081f488>] cl_lock_cancel+0x78/0x160 [obdclass]
          [<ffffffffc081f9a2>] cl_lock_release+0x52/0x140 [obdclass]
          [<ffffffffc08238a9>] cl_io_unlock+0x139/0x290 [obdclass]
          [<ffffffffc08242e8>] cl_io_loop+0xb8/0x200 [obdclass]
          [<ffffffffc0e1d36b>] ll_file_io_generic+0x91b/0xdf0 [lustre]
          [<ffffffffc0e1dd0c>] ll_file_aio_write+0x29c/0x6e0 [lustre]
          [<ffffffffc0e1e250>] ll_file_write+0x100/0x1c0 [lustre]
          [<ffffffffa984aa90>] vfs_write+0xc0/0x1f0
          [<ffffffffa984b8af>] SyS_write+0x7f/0xf0
          [<ffffffffa9d8eede>] system_call_fastpath+0x25/0x2a
          [<ffffffffffffffff>] 0xffffffffffffffff
      

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              Assignee:
              wshilong Wang Shilong (Inactive)
              Reporter:
              wshilong Wang Shilong (Inactive)
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                Dates

                Created:
                Updated:
                Resolved: