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From "Ashutosh Chauhan (Jira)" <j...@apache.org>
Subject [jira] [Commented] (TEZ-4295) Could not decompress data. Buffer length is too small.
Date Tue, 08 Jun 2021 13:33:00 GMT

    [ https://issues.apache.org/jira/browse/TEZ-4295?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17359357#comment-17359357
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Ashutosh Chauhan commented on TEZ-4295:
---------------------------------------

+1

> Could not decompress data. Buffer length is too small.
> ------------------------------------------------------
>
>                 Key: TEZ-4295
>                 URL: https://issues.apache.org/jira/browse/TEZ-4295
>             Project: Apache Tez
>          Issue Type: Bug
>    Affects Versions: 0.10.0
>            Reporter: junnan.yang
>            Assignee: László Bodor
>            Priority: Major
>             Fix For: 0.10.1
>
>         Attachments: TEZ-4295.01.patch
>
>          Time Spent: 40m
>  Remaining Estimate: 0h
>
> tez 使用snappy压缩方式时,会报错缓冲区太小:
> java.io.IOException: java.lang.InternalError: Could not decompress data. Buffer length
is too small.java.io.IOException: java.lang.InternalError: Could not decompress data. Buffer
length is too small. at org.apache.tez.runtime.library.common.shuffle.ShuffleUtils.shuffleToMemory(ShuffleUtils.java:137)
at org.apache.tez.runtime.library.common.shuffle.orderedgrouped.FetcherOrderedGrouped.copyMapOutput(FetcherOrderedGrouped.java:550)
at org.apache.tez.runtime.library.common.shuffle.orderedgrouped.FetcherOrderedGrouped.copyFromHost(FetcherOrderedGrouped.java:283)
at org.apache.tez.runtime.library.common.shuffle.orderedgrouped.FetcherOrderedGrouped.fetchNext(FetcherOrderedGrouped.java:182)
at org.apache.tez.runtime.library.common.shuffle.orderedgrouped.FetcherOrderedGrouped.callInternal(FetcherOrderedGrouped.java:194)
at org.apache.tez.runtime.library.common.shuffle.orderedgrouped.FetcherOrderedGrouped.callInternal(FetcherOrderedGrouped.java:57)
at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36) at com.google.common.util.concurrent.TrustedListenableFutureTask$TrustedFutureInterruptibleTask.runInterruptibly(TrustedListenableFutureTask.java:111)
at com.google.common.util.concurrent.InterruptibleTask.run(InterruptibleTask.java:58) at com.google.common.util.concurrent.TrustedListenableFutureTask.run(TrustedListenableFutureTask.java:75)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)Caused by: java.lang.InternalError: Could not decompress
data. Buffer length is too small. at org.apache.hadoop.io.compress.snappy.SnappyDecompressor.decompressBytesDirect(Native
Method) at org.apache.hadoop.io.compress.snappy.SnappyDecompressor.decompress(SnappyDecompressor.java:238)
at org.apache.hadoop.io.compress.BlockDecompressorStream.decompress(BlockDecompressorStream.java:88)
at org.apache.hadoop.io.compress.DecompressorStream.read(DecompressorStream.java:105) at org.apache.hadoop.io.IOUtils.readFully(IOUtils.java:210)
at org.apache.tez.runtime.library.common.sort.impl.IFile$Reader.readToMemory(IFile.java:833)
at org.apache.tez.runtime.library.common.shuffle.ShuffleUtils.shuffleToMemory(ShuffleUtils.java:121)
... 12 more



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