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https://issues.apache.org/jira/browse/HDDS-11482?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ChenXi updated HDDS-11482:
--------------------------
Target Version/s: 2.0.0, 1.4.1
> EC Checksum throws IllegalArgumentException because the buffer limit is
> negative
> --------------------------------------------------------------------------------
>
> Key: HDDS-11482
> URL: https://issues.apache.org/jira/browse/HDDS-11482
> Project: Apache Ozone
> Issue Type: Bug
> Reporter: Aswin Shakil
> Assignee: Aswin Shakil
> Priority: Major
> Labels: pull-request-available
> Fix For: 2.0.0
>
>
> The parity checksum bytes calculation for EC stripe checksum should be based
> on each stripe's first chunk's length. But right now it is calculated only on
> the first stripe's chunk length which results in incorrect results and, in
> many cases causes the byte buffer limit to become negative.
> {code:java}
> java.lang.IllegalArgumentException
> at java.nio.Buffer.limit(Buffer.java:275)
> at
> org.apache.hadoop.ozone.client.checksum.ECBlockChecksumComputer.computeCompositeCrc(ECBlockChecksumComputer.java:155)
> at
> org.apache.hadoop.ozone.client.checksum.ECBlockChecksumComputer.compute(ECBlockChecksumComputer.java:64)
> at
> org.apache.hadoop.ozone.client.checksum.ECFileChecksumHelper.getBlockChecksumFromChunkChecksums(ECFileChecksumHelper.java:147)
> at
> org.apache.hadoop.ozone.client.checksum.ECFileChecksumHelper.checksumBlock(ECFileChecksumHelper.java:105)
> at
> org.apache.hadoop.ozone.client.checksum.ECFileChecksumHelper.checksumBlocks(ECFileChecksumHelper.java:72)
> at
> org.apache.hadoop.ozone.client.checksum.BaseFileChecksumHelper.compute(BaseFileChecksumHelper.java:217)
> at
> org.apache.hadoop.fs.ozone.OzoneClientUtils.getFileChecksumWithCombineMode(OzoneClientUtils.java:240)
> at
> org.apache.hadoop.fs.ozone.BasicRootedOzoneClientAdapterImpl.getFileChecksum(BasicRootedOzoneClientAdapterImpl.java:1264)
> at
> org.apache.hadoop.fs.ozone.BasicRootedOzoneFileSystem.lambda$getFileChecksum$12(BasicRootedOzoneFileSystem.java:1140)
> {code}
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