Hadoop Common
  1. Hadoop Common
  2. HADOOP-1149

DFS Scalability: high cpu usage in addStoredBlock

    Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.13.0
    • Component/s: None
    • Labels:
      None

      Description

      I have seen addStoredBlock() consume lots of CPU. One possible cause is that it invokes proccessOverReplicatedBlock. The logic to find and purge over-replicated blocks can be done much less often.

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          People

          • Assignee:
            Raghu Angadi
            Reporter:
            dhruba borthakur
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            Dates

            • Created:
              Updated:
              Resolved:

              Development