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Rakesh R commented on HDFS-4185: -------------------------------- I've tried to expose {{FSNamesystemMBean#getNumActiveLeases}}, please review the attached patch. Thanks! > Add a metric for number of active leases > ---------------------------------------- > > Key: HDFS-4185 > URL: https://issues.apache.org/jira/browse/HDFS-4185 > Project: Hadoop HDFS > Issue Type: Improvement > Components: namenode > Affects Versions: 0.23.4, 2.0.2-alpha > Reporter: Kihwal Lee > Assignee: Rakesh R > Attachments: HDFS-4185-001.patch > > > We have seen cases of systematic open file leaks, which could have been > detected if we have a metric that shows number of active leases. -- This message was sent by Atlassian JIRA (v6.3.4#6332)