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  1. WiredTiger
  2. WT-3015

Test format stuck with 2mb cache

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major - P3
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: WT2.9.0, 3.4.0-rc4, 3.2.12
    • Labels:
      None
    • Sprint:
      Storage 2016-11-21

      Description

      Test format is will constistently return a stuck cache with the following config:

      ############################################
      #  RUN PARAMETERS
      ############################################
      abort=0
      auto_throttle=1
      backups=0
      bitcnt=1
      bloom=1
      bloom_bit_count=9
      bloom_hash_count=4
      bloom_oldest=0
      cache=2
      checkpoints=1
      checksum=uncompressed
      chunk_size=8
      compaction=0
      compression=snappy
      data_extend=0
      data_source=file
      delete_pct=31
      dictionary=0
      direct_io=0
      encryption=rotn-7
      evict_max=0
      file_type=row-store
      firstfit=0
      huffman_key=0
      huffman_value=0
      in_memory=0
      insert_pct=42
      internal_key_truncation=1
      internal_page_max=9
      isolation=read-uncommitted
      key_gap=2
      key_max=256
      key_min=256
      leaf_page_max=9
      leak_memory=0
      logging=1
      logging_archive=0
      logging_compression=snappy
      logging_prealloc=0
      long_running_txn=0
      lsm_worker_threads=3
      merge_max=20
      mmap=1
      ops=100000
      prefix_compression=1
      prefix_compression_min=5
      quiet=1
      repeat_data_pct=33
      reverse=0
      rows=100000
      runs=1
      rebalance=1
      salvage=1
      split_pct=70
      statistics=0
      statistics_server=0
      threads=2
      timer=20
      transaction-frequency=21
      value_max=2786
      value_min=256
      verify=1
      wiredtiger_config=
      write_pct=83
      ############################################
      

      Cache dump:

      ==========
      cache dump
      file:wt(checkpoint=WiredTigerCheckpoint.3):
              internal: 149 pages, 1MB, 149/0 clean/dirty pages, 1/0 clean/dirty MB, 0MB max page, 0MB max dirty page
              leaf: 1 pages, 0MB, 1/0 clean/dirty pages, 0/0 clean/dirty MB, 0MB max page, 0MB max dirty page
      file:wt(<live>):
              internal: 81 pages, 0MB, 5/76 clean/dirty pages, 0/0 clean/dirty MB, 0MB max page, 0MB max dirty page
      file:WiredTigerLAS.wt(<live>):
              internal: 1 pages, 0MB, 1/0 clean/dirty pages, 0/0 clean/dirty MB, 0MB max page, 0MB max dirty page
      file:WiredTiger.wt(<live>):
              internal: 1 pages, 0MB, 1/0 clean/dirty pages, 0/0 clean/dirty MB, 0MB max page, 0MB max dirty page
      cache dump: total found = 1MB vs tracked inuse 1MB
      total dirty bytes = 0MB
      ==========
      

      Run:
      http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-zseries/13009/

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            • Assignee:
              david.hows David Hows (Inactive)
              Reporter:
              david.hows David Hows (Inactive)
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              Dates

              • Created:
                Updated:
                Resolved: