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  1. HBase
  2. HBASE-22929

MemStoreLAB ChunkCreator may memory leak

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 2.1.2
    • 3.0.0-alpha-1, 2.3.0, 2.1.7, 2.2.2
    • None
    • None

    Description

      We use hbase 2.1.2 with memstorelab enable
      RegionServer crashed case of oom

      I dump the heap ,found the ChunkCreator may be memory leak

      The heap is 32GB,
      hbase.regionserver.global.memstore.size=0.4,
      hbase.hregion.memstore.mslab.enabled=true
      hbase.hregion.memstore.chunkpool.initialsize=0.5,
      hbase.hregion.memstore.chunkpool.maxsize=1.0
      BucketCache with offheap

      Attachments

        1. OOM_log.png
          21 kB
          Yechao Chen
        2. hbase-site.xml
          10 kB
          Yechao Chen
        3. hbase_rs_mem_used.png
          196 kB
          Yechao Chen
        4. hbase_rs_heap_dump_mat_ChunkCreator_chunkIdMap.png
          155 kB
          Yechao Chen
        5. hbase_rs_heap_dump_mat_1.png
          70 kB
          Yechao Chen
        6. hbase_heap_monitor.png
          144 kB
          Yechao Chen

        Issue Links

          is related to

          Bug - A problem which impairs or prevents the functions of the product. HBASE-20373 Check and forward port HBASE-20322 (RS crash due to CME in StoreScanner)

          • Major - Major loss of function.
          • Open

          Bug - A problem which impairs or prevents the functions of the product. HBASE-20322 CME in StoreScanner causes region server crash

          • Major - Major loss of function.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. HBASE-22072 High read/write intensive regions may cause long crash recovery

          • Major - Major loss of function.
          • Resolved
          links to

          Web Link GitHub Pull Request #614

          Web Link PR

          Activity

            People

              ram_krish ramkrishna.s.vasudevan
              chenyechao Yechao Chen
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              Dates

                Created:
                Updated:
                Resolved: