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  1. Core Server
  2. SERVER-26361

WiredTiger.wt read checksum error

    • Type: Icon: Bug Bug
    • Resolution: Done
    • Priority: Icon: Major - P3 Major - P3
    • None
    • Affects Version/s: 3.0.6
    • Component/s: None
    • Linux

      Hi,
      I've a problem with mongodb. I stop the service and I wasn't able to start it again.

      When I try to start I've the following errors:

      2016-09-28T01:23:07.264+0800 I STORAGE  [initandlisten] wiredtiger_open config: create,cache_size=3G,session_max=20000,eviction=(threads_max=4),statistics=(fast),file_manager=(close_idle_time=100000),checkpoint=(wait=60,log_size=2GB),statistics_log=(wait=0),
      2016-09-28T01:23:07.276+0800 E STORAGE  [initandlisten] WiredTiger (0) [1474996987:276311][18976:0x7fbc41f32c20], file:WiredTiger.wt, connection: read checksum error for 4096B block at offset 16384: block header checksum of 2753424562 doesn't match expected checksum of 4062939573
      2016-09-28T01:23:07.276+0800 E STORAGE  [initandlisten] WiredTiger (0) [1474996987:276409][18976:0x7fbc41f32c20], file:WiredTiger.wt, connection: WiredTiger.wt: encountered an illegal file format or internal value
      2016-09-28T01:23:07.276+0800 E STORAGE  [initandlisten] WiredTiger (-31804) [1474996987:276443][18976:0x7fbc41f32c20], file:WiredTiger.wt, connection: the process must exit and restart: WT_PANIC: WiredTiger library panic
      2016-09-28T01:23:07.276+0800 I -        [initandlisten] Fatal Assertion 28558
      2016-09-28T01:23:07.300+0800 I CONTROL  [initandlisten]
       0xf75549 0xf12271 0xef60f1 0xd93f8a 0x13ab369 0x13ab525 0x13ab9c4 0x12fe3d2 0x131811c 0x1315ef8 0x1316d52 0x1340b4b 0x13aa50b 0x13780ab 0x133e207 0xd7e61c 0xd7c3a8 0xa7dc5d 0x7f57a2 0x7fa739 0x3d2f41ed1d 0x7f3549
      

      Could you please help to recover my database, it's very important.
      I attached two file where I think is the problem.

        1. WiredTiger.turtle
          0.9 kB
        2. WiredTiger.wt
          116 kB
        3. mongod.log
          9 kB
        4. repair_attempt.tar.gz
          6 kB

            Assignee:
            kelsey.schubert@mongodb.com Kelsey Schubert
            Reporter:
            rjferreira Ricardo Ferreira
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              Created:
              Updated:
              Resolved: