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ASF GitHub Bot commented on FLINK-4923: --------------------------------------- Github user asfgit closed the pull request at: https://github.com/apache/flink/pull/2693 > Expose input/output buffers and bufferPool usage as a metric for a Task > ----------------------------------------------------------------------- > > Key: FLINK-4923 > URL: https://issues.apache.org/jira/browse/FLINK-4923 > Project: Flink > Issue Type: Improvement > Components: Metrics > Reporter: zhuhaifeng > Assignee: zhuhaifeng > Priority: Minor > Fix For: 1.2.0 > > > We should expose the following Metrics on the TaskIOMetricGroup: > 1. Buffers.inputQueueLength: received buffers of InputGates for a task > 2. Buffers.outputQueueLength: buffers of produced ResultPartitions for a task > 3. Buffers.inPoolUsage: usage of InputGates buffer pool for a task > 4. Buffers.outPoolUsage: usage of produced ResultPartitions buffer pool for > a task -- This message was sent by Atlassian JIRA (v6.3.4#6332)