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https://issues.apache.org/jira/browse/KAFKA-5998?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16827123#comment-16827123
 ] 

Ted Yu edited comment on KAFKA-5998 at 4/26/19 5:12 PM:
--------------------------------------------------------

https://pastebin.com/Y247UZgb shows what I mentioned earlier (incomplete).

In StateDirectory#cleanRemovedTasks, we use both last modification time of the 
directory and whether the task has been committed as criteria. When both are 
satisfied, we clean the directory for the task.


was (Author: yuzhih...@gmail.com):
https://pastebin.com/Y247UZgb shows what I mentioned earlier.
In StateDirectory#cleanRemovedTasks, we don't rely on last modification time - 
we check whether the task has been committed.

> /.checkpoint.tmp Not found exception
> ------------------------------------
>
>                 Key: KAFKA-5998
>                 URL: https://issues.apache.org/jira/browse/KAFKA-5998
>             Project: Kafka
>          Issue Type: Bug
>          Components: streams
>    Affects Versions: 0.11.0.0, 0.11.0.1, 2.1.1
>            Reporter: Yogesh BG
>            Priority: Critical
>         Attachments: 5998.v1.txt, 5998.v2.txt, Topology.txt, exc.txt, 
> props.txt, streams.txt
>
>
> I have one kafka broker and one kafka stream running... I am running its 
> since two days under load of around 2500 msgs per second.. On third day am 
> getting below exception for some of the partitions, I have 16 partitions only 
> 0_0 and 0_1 gives this error
> {{09:43:25.955 [ks_0_inst-StreamThread-6] WARN  
> o.a.k.s.p.i.ProcessorStateManager - Failed to write checkpoint file to 
> /data/kstreams/rtp-kafkastreams/0_1/.checkpoint:
> java.io.FileNotFoundException: 
> /data/kstreams/rtp-kafkastreams/0_1/.checkpoint.tmp (No such file or 
> directory)
>         at java.io.FileOutputStream.open(Native Method) ~[na:1.7.0_111]
>         at java.io.FileOutputStream.<init>(FileOutputStream.java:221) 
> ~[na:1.7.0_111]
>         at java.io.FileOutputStream.<init>(FileOutputStream.java:171) 
> ~[na:1.7.0_111]
>         at 
> org.apache.kafka.streams.state.internals.OffsetCheckpoint.write(OffsetCheckpoint.java:73)
>  ~[rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.ProcessorStateManager.checkpoint(ProcessorStateManager.java:324)
>  ~[rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamTask$1.run(StreamTask.java:267)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamsMetricsImpl.measureLatencyNs(StreamsMetricsImpl.java:201)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamTask.commit(StreamTask.java:260)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamTask.commit(StreamTask.java:254)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.AssignedTasks$1.apply(AssignedTasks.java:322)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.AssignedTasks.applyToRunningTasks(AssignedTasks.java:415)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.AssignedTasks.commit(AssignedTasks.java:314)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamThread.commitAll(StreamThread.java:700)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamThread.maybeCommit(StreamThread.java:683)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamThread.runOnce(StreamThread.java:523)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamThread.runLoop(StreamThread.java:480)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamThread.run(StreamThread.java:457)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
> 09:43:25.974 [ks_0_inst-StreamThread-15] WARN  
> o.a.k.s.p.i.ProcessorStateManager - Failed to write checkpoint file to 
> /data/kstreams/rtp-kafkastreams/0_0/.checkpoint:
> java.io.FileNotFoundException: 
> /data/kstreams/rtp-kafkastreams/0_0/.checkpoint.tmp (No such file or 
> directory)
>         at java.io.FileOutputStream.open(Native Method) ~[na:1.7.0_111]
>         at java.io.FileOutputStream.<init>(FileOutputStream.java:221) 
> ~[na:1.7.0_111]
>         at java.io.FileOutputStream.<init>(FileOutputStream.java:171) 
> ~[na:1.7.0_111]
>         at 
> org.apache.kafka.streams.state.internals.OffsetCheckpoint.write(OffsetCheckpoint.java:73)
>  ~[rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.ProcessorStateManager.checkpoint(ProcessorStateManager.java:324)
>  ~[rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamTask$1.run(StreamTask.java:267)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamsMetricsImpl.measureLatencyNs(StreamsMetricsImpl.java:201)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamTask.commit(StreamTask.java:260)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamTask.commit(StreamTask.java:254)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.AssignedTasks$1.apply(AssignedTasks.java:322)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.AssignedTasks.applyToRunningTasks(AssignedTasks.java:415)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.AssignedTasks.commit(AssignedTasks.java:314)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamThread.commitAll(StreamThread.java:700)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamThread.maybeCommit(StreamThread.java:683)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamThread.runOnce(StreamThread.java:523)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamThread.runLoop(StreamThread.java:480)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
>         at 
> org.apache.kafka.streams.processor.internals.StreamThread.run(StreamThread.java:457)
>  [rtp-kafkastreams-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
> }}



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