Details
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Improvement
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Status: Resolved
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Major
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Resolution: Fixed
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None
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None
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Reviewed
Description
It will be helpful that if we can have a way to track (or at least log a msg) if some operation is holding the FSNamesystem lock for a long time.
Attachments
Attachments
Issue Links
- breaks
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HDFS-9467 Fix data race accessing writeLockHeldTimeStamp in FSNamesystem
- Resolved
- is related to
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HDFS-8883 NameNode Metrics : Add FSNameSystem lock Queue Length
- Resolved
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HDFS-10798 Make the threshold of reporting FSNamesystem lock contention configurable
- Resolved
- relates to
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HDFS-10713 Throttle FsNameSystem lock warnings
- Resolved
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HDFS-10475 Adding metrics for long FSNamesystem read and write locks
- Open
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HDFS-10817 Add Logging for Long-held NN Read Locks
- Resolved
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HDFS-10829 Improve Testing for NN Lock Logging
- Open