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Hudson commented on HDFS-15242: ------------------------------- SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #18109 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/18109/]) HDFS-15242. Add metrics for operations hold lock times of FsDatasetImpl. (weichiu: rev d3b595157256e198c4340d555e14ad6144f2eaa1) * (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsDatasetImpl.java * (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/metrics/DataNodeMetrics.java * (edit) hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeMetrics.java * (edit) hadoop-common-project/hadoop-common/src/site/markdown/Metrics.md > Add metrics for operations hold lock times of FsDatasetImpl > ----------------------------------------------------------- > > Key: HDFS-15242 > URL: https://issues.apache.org/jira/browse/HDFS-15242 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode > Reporter: Xiaoqiao He > Assignee: Xiaoqiao He > Priority: Major > Fix For: 3.4.0 > > Attachments: HDFS-15242.001.patch, HDFS-15242.002.patch, > HDFS-15242.003.patch > > > Some operations of FsDatasetImpl need to hold Lock, and sometimes it costs > long time to execute since it include IO operation in Lock. I propose to add > metrics for this operations then it could be more convenient for monitor and > dig bottleneck. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org