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ASF GitHub Bot commented on GEARPUMP-122: ----------------------------------------- Github user manuzhang commented on the pull request: https://github.com/apache/incubator-gearpump/pull/25#issuecomment-222407072 I've verified related integration tests pass > KafkaSource Stuck > ----------------- > > Key: GEARPUMP-122 > URL: https://issues.apache.org/jira/browse/GEARPUMP-122 > Project: Apache Gearpump > Issue Type: Bug > Components: kafka > Affects Versions: 0.8.0 > Reporter: Qi Shu > Assignee: Manu Zhang > Fix For: 0.8.1 > > Attachments: 2.png, screenshot-1.png > > > Kafka's version is 2.10-0.8.2.0 and deployed on a cluster of 3 machines. > Gearpump's version is 2.11-0.8.0 and deployed on local mode. > The app running on gearpump is a java example Kafka2Kafka. > The topic has millions of messages in It。 > After app started for a while, there were no messages received from kafka, > but kafka console can recevie messages from that topic. > And if I use the kafka source without offset checkpoint, then messages begin > to flow. > "screenshot-1.png" means app started for 7 minutes and no messages received > from kafka source. > "2.png" was a screen shot of JProfiler, I use JProfiler to watch the thread > of Gearpump, and it seems the kafka source stucked when doing offset > checkpoint. -- This message was sent by Atlassian JIRA (v6.3.4#6332)