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https://issues.apache.org/jira/browse/FLINK-37783?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17951355#comment-17951355
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David Morávek commented on FLINK-37783:
---------------------------------------
master: 960e3b752c075cf5800a813991ad6ade27b657de
release-1.19: 92b0e80a34baa90a068e182189a4768496a03d67
release-2.0: 9955378d7c003eea6bb06ae22f43cb6f53cedd4a
> TieredStorage doesn't work when Buffer Debloating is enabled
> ------------------------------------------------------------
>
> Key: FLINK-37783
> URL: https://issues.apache.org/jira/browse/FLINK-37783
> Project: Flink
> Issue Type: Bug
> Components: Runtime / Task
> Reporter: David Morávek
> Assignee: David Morávek
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.19.3, 2.0.1
>
>
> When buffer debloating is enabled (eg. when cluster is shared between
> streaming and batch jobs), TieredStorage throws an exception on buffer resize.
> {code:java}
> at
> org.apache.flink.shaded.netty4.io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
> at
> org.apache.flink.shaded.netty4.io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
> at java.base/java.lang.Thread.run(Thread.java:833)
> Caused by: java.lang.UnsupportedOperationException:
> java.lang.UnsupportedOperationException: Method should never be called.
> at
> org.apache.flink.runtime.io.network.partition.hybrid.HsSubpartitionConsumer.notifyNewBufferSize(HsSubpartitionConsumer.java:219)
> at
> org.apache.flink.runtime.io.network.netty.CreditBasedSequenceNumberingViewReader.notifyNewBufferSize(CreditBasedSequenceNumberingViewReader.java:226)
> at
> org.apache.flink.runtime.io.network.netty.PartitionRequestQueue.notifyNewBufferSize(PartitionRequestQueue.java:196)
> at
> org.apache.flink.runtime.io.network.netty.PartitionRequestServerHandler.channelRead0(PartitionRequestServerHandler.java:129)
> at
> org.apache.flink.runtime.io.network.netty.PartitionRequestServerHandler.channelRead0(PartitionRequestServerHandler.java:42)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:99)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
> at
> org.apache.flink.shaded.netty4.io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:346)
> at
> org.apache.flink.shaded.netty4.io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:333)
> at
> org.apache.flink.shaded.netty4.io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:454)
> at
> org.apache.flink.shaded.netty4.io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:290)
> {code}
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