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  1. WiredTiger
  2. WT-5040

Add dumping of cursor's page on a mismatch

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 4.2.1, WT3.2.1, 4.3.1
    • Component/s: None
    • Labels:
      None
    • Sprint:
      Storage Engines 2019-08-12

      Description

      test/format stress job ran into  snapshot isolation search mismatch failure and dumped a core, on margay-aws.

      http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress/71305/

      ++ nice catchsegv ./t -1 -c ../../../test/format/CONFIG.stress
      snapshot-isolation 0000245239.00/opqr search mismatch
      	expected {0000957453/LMNOPQRSTU}
      	   found {0000245239/LMNOPQRSTUVWXYZABCDEFGHI}
      t: process 24065
       
      (...)
       
      Backtrace:
      /lib/x86_64-linux-gnu/libc.so.6(gsignal+0xc7)[0x7fd4b70fce97]
      /lib/x86_64-linux-gnu/libc.so.6(abort+0x141)[0x7fd4b70fe801]
      /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress/build_posix/test/utility/../../../test/utility/misc.c:75(testutil_set_progname)[0x413f4d]
      /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress/build_posix/test/format/../../../test/format/snap.c:208(snap_verify)[0x40dab2]
      /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress/build_posix/test/format/../../../test/format/snap.c:490(snap_repeat_single)[0x40e27b]
      /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress/build_posix/test/format/../../../test/format/ops.c:711(ops)[0x408c37]
      /lib/x86_64-linux-gnu/libpthread.so.0(+0x76db)[0x7fd4b7af76db]
      /lib/x86_64-linux-gnu/libc.so.6(clone+0x3f)[0x7fd4b71df88f] 

      The configuration:

      ############################################
      #  RUN PARAMETERS
      ############################################
      abort=0
      alter=0
      assert_commit_timestamp=0
      assert_read_timestamp=0
      auto_throttle=0
      backups=1
      bitcnt=3
      bloom=1
      bloom_bit_count=26
      bloom_hash_count=26
      bloom_oldest=0
      cache=108
      cache_minimum=20
      checkpoints=wiredtiger
      checkpoint_log_size=66
      checkpoint_wait=60
      checksum=uncompressed
      chunk_size=10
      compaction=0
      compression=none
      data_extend=0
      data_source=file
      delete_pct=87
      dictionary=0
      direct_io=0
      encryption=rotn-7
      evict_max=4
      file_type=row-store
      firstfit=0
      huffman_key=0
      huffman_value=0
      independent_thread_rng=0
      in_memory=0
      insert_pct=4
      internal_key_truncation=1
      internal_page_max=16
      isolation=snapshot
      key_gap=20
      key_max=53
      key_min=10
      leaf_page_max=13
      leak_memory=0
      logging=0
      logging_archive=1
      logging_compression=none
      logging_file_max=146428
      logging_prealloc=1
      long_running_txn=0
      lsm_worker_threads=3
      memory_page_max=9
      merge_max=14
      mmap=1
      modify_pct=4
      ops=0
      prefix_compression=0
      prefix_compression_min=6
      prepare=0
      quiet=1
      read_pct=1
      rebalance=1
      repeat_data_pct=39
      reverse=0
      rows=1000000
      runs=1
      salvage=1
      split_pct=66
      statistics=0
      statistics_server=0
      threads=6
      timer=4
      timing_stress_aggressive_sweep=0
      timing_stress_checkpoint=0
      timing_stress_lookaside_sweep=0
      timing_stress_split_1=0
      timing_stress_split_2=0
      timing_stress_split_3=1
      timing_stress_split_4=0
      timing_stress_split_5=0
      timing_stress_split_6=0
      timing_stress_split_7=0
      timing_stress_split_8=0
      transaction_timestamps=1
      transaction-frequency=100
      truncate=1
      value_max=1332
      value_min=18
      verify=1
      wiredtiger_config=
      write_pct=4
      ############################################ 

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            • Assignee:
              keith.bostic Keith Bostic
              Reporter:
              luke.chen Luke Chen
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              Dates

              • Created:
                Updated:
                Resolved: