Uploaded image for project: 'HBase'
  1. HBase
  2. HBASE-11678

BucketCache ramCache fills heap after running a few hours

    XMLWordPrintableJSON

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: 0.99.0, 0.98.5, 2.0.0
    • Fix Version/s: 0.99.0, 0.98.6
    • Component/s: BlockCache
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      Testing BucketCache, my heap filled after running for hours. Dumping heap, culprit is the ramCache Map in BucketCache. Tried running with more writer threads but made no difference. Trying to figure now how our accounting is going wonky.

        Attachments

        1. 0001-When-we-failed-add-an-entry-failing-with-a-CacheFull.patch
          16 kB
          Michael Stack
        2. 11678v2.txt
          30 kB
          Michael Stack
        3. 11678v2.txt
          30 kB
          Michael Stack
        4. 11678v3.098.txt
          38 kB
          Michael Stack
        5. 11678v3.txt
          35 kB
          Michael Stack
        6. 11678v3.txt
          35 kB
          Michael Stack
        7. gc_crash_unevenblocks_with_lots_of_evictions.png
          19 kB
          Michael Stack
        8. gc_over_12_hours_unevenblocks_with_lots_of_evictions.png
          26 kB
          Michael Stack

          Issue Links

            Activity

              People

              • Assignee:
                stack Michael Stack
                Reporter:
                stack Michael Stack
              • Votes:
                0 Vote for this issue
                Watchers:
                11 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved: