Arpit Agarwal created HDFS-11337:
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Summary: [branch-2] Add instrumentation hooks around Datanode disk
IO
Key: HDFS-11337
URL: https://issues.apache.org/jira/browse/HDFS-11337
Project: Hadoop HDFS
Issue Type: Improvement
Components: datanode
Reporter: Xiaoyu Yao
Assignee: Arpit Agarwal
Fix For: 3.0.0-alpha2
This ticket is opened to add instrumentation hooks around Datanode disk IO
based on refactor work from HDFS-10930.
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