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https://issues.apache.org/jira/browse/GOBBLIN-1432?focusedWorklogId=590008&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-590008
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ASF GitHub Bot logged work on GOBBLIN-1432:
-------------------------------------------
Author: ASF GitHub Bot
Created on: 27/Apr/21 20:09
Start Date: 27/Apr/21 20:09
Worklog Time Spent: 10m
Work Description: asfgit closed pull request #3270:
URL: https://github.com/apache/gobblin/pull/3270
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Issue Time Tracking
-------------------
Worklog Id: (was: 590008)
Time Spent: 50m (was: 40m)
> JVM hangs on flushing events after OOM
> --------------------------------------
>
> Key: GOBBLIN-1432
> URL: https://issues.apache.org/jira/browse/GOBBLIN-1432
> Project: Apache Gobblin
> Issue Type: Bug
> Components: gobblin-kafka, gobblin-metrics
> Reporter: Hanghang Liu
> Assignee: Shirshanka Das
> Priority: Major
> Time Spent: 50m
> Remaining Estimate: 0h
>
> A hang was observed for ingestion flows after an OOM.
> This appears to be due to the kafka pusher flush() call not returning.
> Hanging stack.
> {code:java}
> at
> org.apache.kafka.clients.producer.internals.FutureRecordMetadata.get(FutureRecordMetadata.java:29)
> at
> org.apache.gobblin.metrics.kafka.KafkaProducerPusher.flush(KafkaProducerPusher.java:125)
> at
> org.apache.gobblin.metrics.kafka.KafkaProducerPusher.close(KafkaProducerPusher.java:137)
> at com.google.common.io.Closer.close(Closer.java:214) at
> org.apache.gobblin.metrics.reporter.ConfiguredScheduledReporter.close(ConfiguredScheduledReporter.java:245)
> at com.google.common.io.Closer.close(Closer.java:214) at
> org.apache.gobblin.metrics.MetricContext.close(MetricContext.java:553)
> at
> org.apache.gobblin.metrics.RootMetricContext$1.run(RootMetricContext.java:194){code}
>
> Shutdown hook call
> {code:java}
> "DestroyJavaVM" #308 prio=5 os_prio=0 tid=0x00007fb55c01a800 nid=0x5d51 in
> Object.wait() [0x00007fb563f5b000] java.lang.Thread.State: WAITING (on
> object monitor) at java.lang.Object.wait(Native Method) -
> waiting on <0x00000000e036cf30> (a
> org.apache.gobblin.metrics.RootMetricContext$1) at
> java.lang.Thread.join(Thread.java:1252) - locked <0x00000000e036cf30>
> (a org.apache.gobblin.metrics.RootMetricContext$1) at
> java.lang.Thread.join(Thread.java:1326) at
> java.lang.ApplicationShutdownHooks.runHooks(ApplicationShutdownHooks.java:107)
> at
> java.lang.ApplicationShutdownHooks$1.run(ApplicationShutdownHooks.java:46){code}
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