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  1. Hadoop HDFS
  2. HDFS-10475

Adding metrics for long FSNamesystem read and write locks

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    Details

    • Type: Improvement
    • Status: Open
    • Priority: Major
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: namenode
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    • Target Version/s:

      Description

      This is a follow up of the comment on HADOOP-12916 and here add more metrics and WARN/DEBUG logs for long FSD/FSN locking operations on namenode similar to what we have for slow write/network WARN/metrics on datanode.

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              • Assignee:
                xkrogen Erik Krogen
                Reporter:
                xyao Xiaoyu Yao
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                • Created:
                  Updated: