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https://issues.apache.org/jira/browse/HDFS-12392?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kai Zheng updated HDFS-12392:
-----------------------------
Summary: Writing striped file failed due to different cell size (was:
Write striped file failure)
> Writing striped file failed due to different cell size
> ------------------------------------------------------
>
> Key: HDFS-12392
> URL: https://issues.apache.org/jira/browse/HDFS-12392
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: erasure-coding
> Affects Versions: 3.0.0-alpha3
> Reporter: SammiChen
> Assignee: SammiChen
> Labels: hdfs-ec-3.0-must-do
> Attachments: HDFS-12392.001.patch, HDFS-12392.002.patch,
> HDFS-12392.003.patch
>
>
> Root cause: The buffer size returned by ElasticByteBufferPool.getBuffer() is
> more than caller expected.
> Exception stack:
> org.apache.hadoop.HadoopIllegalArgumentException: Invalid buffer, not of
> length 4096
> at
> org.apache.hadoop.io.erasurecode.rawcoder.ByteBufferEncodingState.checkBuffers(ByteBufferEncodingState.java:99)
> at
> org.apache.hadoop.io.erasurecode.rawcoder.ByteBufferEncodingState.<init>(ByteBufferEncodingState.java:46)
> at
> org.apache.hadoop.io.erasurecode.rawcoder.RawErasureEncoder.encode(RawErasureEncoder.java:67)
> at
> org.apache.hadoop.hdfs.DFSStripedOutputStream.encode(DFSStripedOutputStream.java:368)
> at
> org.apache.hadoop.hdfs.DFSStripedOutputStream.writeParityCells(DFSStripedOutputStream.java:942)
> at
> org.apache.hadoop.hdfs.DFSStripedOutputStream.writeChunk(DFSStripedOutputStream.java:547)
> at
> org.apache.hadoop.fs.FSOutputSummer.writeChecksumChunks(FSOutputSummer.java:217)
> at org.apache.hadoop.fs.FSOutputSummer.write1(FSOutputSummer.java:125)
> at org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:111)
> at
> org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:57)
> at java.io.DataOutputStream.write(DataOutputStream.java:107)
> at org.apache.hadoop.io.IOUtils.copyBytes(IOUtils.java:94)
> at org.apache.hadoop.hdfs.DFSTestUtil.writeFile(DFSTestUtil.java:834)
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