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  1. WiredTiger
  2. WT-3331

Fix a potential hang if system clock jumped backward

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: WT2.9.3, 3.2.17, 3.4.6, 3.5.9
    • Component/s: None
    • Labels:
      None
    • Backport Requested:
      v3.2

      Description

      Run on KodKod against hash d61a94a99c87a9e94e4bd959e2269b32d1a7dd22:
      http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress/42510/

      Error message

      [1495286789:156922][33496:0x7fde4f576700], t, lsm-worker: ../src/lsm/lsm_tree.c, 707: WT_TIMECMP( last_chunk->create_ts, prev_chunk->create_ts) >= 0
      

      Job Config:

      ############################################
      #  RUN PARAMETERS
      ############################################
      abort=0
      alter=0
      auto_throttle=1
      backups=0
      bitcnt=8
      bloom=1
      bloom_bit_count=23
      bloom_hash_count=14
      bloom_oldest=0
      cache=30
      checkpoints=1
      checksum=uncompressed
      chunk_size=1
      compaction=0
      compression=none
      data_extend=0
      data_source=lsm
      delete_pct=1
      dictionary=0
      direct_io=0
      encryption=rotn-7
      evict_max=2
      file_type=row-store
      firstfit=0
      huffman_key=0
      huffman_value=0
      in_memory=0
      insert_pct=17
      internal_key_truncation=1
      internal_page_max=17
      isolation=read-committed
      key_gap=7
      key_max=119
      key_min=32
      leaf_page_max=16
      leak_memory=0
      logging=1
      logging_archive=0
      logging_compression=zlib
      logging_prealloc=1
      long_running_txn=0
      lsm_worker_threads=4
      merge_max=4
      mmap=1
      ops=100000
      prefix_compression=1
      prefix_compression_min=6
      quiet=1
      read_pct=0
      rebalance=1
      repeat_data_pct=26
      reverse=1
      rows=100000
      runs=100
      salvage=1
      split_pct=81
      statistics=0
      statistics_server=0
      threads=30
      timer=20
      transaction-frequency=6
      value_max=1699
      value_min=11
      verify=1
      wiredtiger_config=
      write_pct=82
      ############################################
      

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              • Assignee:
                sue.loverso Sue LoVerso
                Reporter:
                david.hows David Hows
              • Votes:
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                Dates

                • Created:
                  Updated:
                  Resolved: