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Lefty Leverenz commented on HIVE-16072: --------------------------------------- [~prasanth_j], should these metrics be documented in the wiki? And should other LLAP metrics created by HIVE-9801 also be documented? > LLAP: Add some additional jvm metrics for hadoop-metrics2 > ---------------------------------------------------------- > > Key: HIVE-16072 > URL: https://issues.apache.org/jira/browse/HIVE-16072 > Project: Hive > Issue Type: Bug > Components: llap > Affects Versions: 2.2.0 > Reporter: Prasanth Jayachandran > Assignee: Prasanth Jayachandran > Fix For: 2.2.0 > > Attachments: HIVE-16072.1.patch, HIVE-16072.2.patch > > > It will be helpful for debugging to expose some metrics like buffer pool, > file descriptors etc. that are not exposed via Hadoop's JvmMetrics. We > already a /jmx endpoint that gives out these info but we don't know the > timestamp of allocations, number file descriptors to correlated with the > logs. This will better suited for graphing tools. -- This message was sent by Atlassian JIRA (v6.3.15#6346)