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https://issues.apache.org/jira/browse/FLINK-2089?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14711265#comment-14711265
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ASF GitHub Bot commented on FLINK-2089:
---------------------------------------
Github user uce commented on a diff in the pull request:
https://github.com/apache/flink/pull/1050#discussion_r37865266
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/api/writer/RecordWriter.java
---
@@ -20,7 +20,7 @@
import org.apache.flink.core.io.IOReadableWritable;
import org.apache.flink.runtime.accumulators.AccumulatorRegistry;
-import org.apache.flink.runtime.event.AbstractEvent;
+import org.apache.flink.runtime.event.AbstractEvent;
--- End diff --
Good catch. I'm wondering how that happened though as I don't import stuff
manually... :dart:
> "Buffer recycled" IllegalStateException during cancelling
> ---------------------------------------------------------
>
> Key: FLINK-2089
> URL: https://issues.apache.org/jira/browse/FLINK-2089
> Project: Flink
> Issue Type: Bug
> Components: Distributed Runtime
> Affects Versions: master
> Reporter: Ufuk Celebi
> Assignee: Ufuk Celebi
> Fix For: 0.10, 0.9.1
>
>
> [~rmetzger] reported the following stack trace during cancelling of high
> parallelism jobs:
> {code}
> Error: java.lang.IllegalStateException: Buffer has already been recycled.
> at
> org.apache.flink.shaded.com.google.common.base.Preconditions.checkState(Preconditions.java:173)
> at
> org.apache.flink.runtime.io.network.buffer.Buffer.ensureNotRecycled(Buffer.java:142)
> at
> org.apache.flink.runtime.io.network.buffer.Buffer.getMemorySegment(Buffer.java:78)
> at
> org.apache.flink.runtime.io.network.api.serialization.SpillingAdaptiveSpanningRecordDeserializer.setNextBuffer(SpillingAdaptiveSpanningRecordDeserializer.java:72)
> at
> org.apache.flink.runtime.io.network.api.reader.AbstractRecordReader.getNextRecord(AbstractRecordReader.java:80)
> at
> org.apache.flink.runtime.io.network.api.reader.MutableRecordReader.next(MutableRecordReader.java:34)
> at
> org.apache.flink.runtime.operators.util.ReaderIterator.next(ReaderIterator.java:73)
> at org.apache.flink.runtime.operators.MapDriver.run(MapDriver.java:96)
> at
> org.apache.flink.runtime.operators.RegularPactTask.run(RegularPactTask.java:496)
> at
> org.apache.flink.runtime.operators.RegularPactTask.invoke(RegularPactTask.java:362)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:559)
> at java.lang.Thread.run(Thread.java:745)
> {code}
> This looks like a concurrent buffer pool release/buffer usage error. I'm
> investing this today.
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