Uploaded image for project: 'WiredTiger'
  1. WiredTiger
  2. WT-3934

LSM chunk checkpoints can race with system checkpoints

    XMLWordPrintable

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.6.4, 3.7.3, WT3.1.0
    • Component/s: None
    • Labels:
      None
    • Sprint:
      Storage 2018-02-26, Storage Non-NYC 2018-03-12

      Description

      http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress/64541/console

      WT_SESSION.checkpoint: wt-000019.lsm: an unexpected checkpoint start
       
      ############################################
      #  RUN PARAMETERS
      ############################################
      abort=0
      alter=0
      auto_throttle=1
      backups=0
      bitcnt=7
      bloom=0
      bloom_bit_count=28
      bloom_hash_count=16
      bloom_oldest=0
      cache=60
      cache_minimum=20
      checkpoints=on
      checkpoint_log_size=165
      checkpoint_wait=65
      checksum=uncompressed
      chunk_size=2
      compaction=1
      compression=zlib
      data_extend=0
      data_source=lsm
      delete_pct=5
      dictionary=0
      direct_io=0
      encryption=rotn-7
      evict_max=1
      file_type=row-store
      firstfit=0
      huffman_key=0
      huffman_value=0
      independent_thread_rng=1
      in_memory=0
      insert_pct=68
      internal_key_truncation=1
      internal_page_max=9
      isolation=snapshot
      key_gap=20
      key_max=256
      key_min=256
      leaf_page_max=9
      leak_memory=0
      logging=0
      logging_archive=0
      logging_compression=none
      logging_file_max=109418
      logging_prealloc=1
      long_running_txn=0
      lsm_worker_threads=4
      merge_max=13
      mmap=1
      modify_pct=14
      ops=100000
      prefix_compression=0
      prefix_compression_min=4
      quiet=1
      read_pct=5
      rebalance=1
      repeat_data_pct=54
      reverse=0
      rows=100000
      runs=1
      salvage=1
      split_pct=74
      statistics=0
      statistics_server=0
      threads=20
      timer=360
      transaction_timestamps=1
      transaction-frequency=29
      truncate=0
      value_max=1936
      value_min=10
      verify=1
      wiredtiger_config=
      write_pct=8
      ############################################
      

        Attachments

          Activity

            People

            Assignee:
            keith.bostic Keith Bostic
            Reporter:
            keith.bostic Keith Bostic
            Votes:
            0 Vote for this issue
            Watchers:
            1 Start watching this issue

              Dates

              Created:
              Updated:
              Resolved: