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https://issues.apache.org/jira/browse/FLINK-2979?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14994198#comment-14994198
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ASF GitHub Bot commented on FLINK-2979:
---------------------------------------
Github user aljoscha closed the pull request at:
https://github.com/apache/flink/pull/1336
> RollingSink does not work with Hadoop 2.7.1
> -------------------------------------------
>
> Key: FLINK-2979
> URL: https://issues.apache.org/jira/browse/FLINK-2979
> Project: Flink
> Issue Type: Bug
> Components: Streaming Connectors
> Affects Versions: 0.10
> Reporter: Till Rohrmann
> Assignee: Aljoscha Krettek
> Fix For: 1.0
>
>
> When executing the {{RollingSinkFaultToleranceITCase}} with Hadoop 2.7.1,
> then the test either does not finish because it's stuck in an endless restart
> loop with the following exception
> {code}
> java.lang.Exception: Could not restore checkpointed state to operators and
> functions
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.restoreStateLazy(StreamTask.java:414)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:208)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:584)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.Exception: Failed to restore state to function:
> In-Progress file hdfs://127.0.0.1:52884/string-non-rolling-out/part-0-1 was
> neither moved to pending nor is still in progress.
> at
> org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.restoreState(AbstractUdfStreamOperator.java:165)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.restoreStateLazy(StreamTask.java:406)
> ... 3 more
> Caused by: java.lang.RuntimeException: In-Progress file
> hdfs://127.0.0.1:52884/string-non-rolling-out/part-0-1 was neither moved to
> pending nor is still in progress.
> at
> org.apache.flink.streaming.connectors.fs.RollingSink.restoreState(RollingSink.java:670)
> at
> org.apache.flink.streaming.connectors.fs.RollingSink.restoreState(RollingSink.java:120)
> at
> org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.restoreState(AbstractUdfStreamOperator.java:162)
> ... 4 more
> {code}
> or it fails because the number of read strings differs from the exactly-once
> result (some strings are read multiple times).
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