Tanvi Penumudy created HDDS-6435:
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Summary: Add read lock related waiting and held metrics
Key: HDDS-6435
URL: https://issues.apache.org/jira/browse/HDDS-6435
Project: Apache Ozone
Issue Type: Sub-task
Components: Ozone Manager
Reporter: Tanvi Penumudy
Assignee: Tanvi Penumudy
This task is to provide useful information by exposing read lock related
waiting and held metrics and log messages to understand OzoneManagerLock
timestamp such as:
# {{longestReadWaitingTimeMs: }}longest time (ms) a read lock was waiting
since the last measurement
# {{longestReadHeldTimeMs: }}longest time (ms) a read lock was held since the
last measurement
# {{numReadLockLongWaiting: }}number of times the read lock has been waiting
longer than the default threshold configuration
# {{numReadLockLongHeld: }}number of times the read lock has been held longer
than the default threshold configuration
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