[HDFS-14582] Failed to start DN with ArithmeticException when NULL checksum used

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1.1
• Fix Version/s: 3.3.0, 3.2.1, 3.1.3
• Component/s: datanode
• Assignee: Surendra Singh Lilhore
• Reporter: Surendra Singh Lilhore
• Created: 18/Jun/19 13:06
• Updated: 08/May/20 05:11
• Resolved: 20/Aug/19 22:55

Description

Caused by: java.lang.ArithmeticException: / by zero
        at org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice.validateIntegrityAndSetLength(BlockPoolSlice.java:823)
        at org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice.addReplicaToReplicasMap(BlockPoolSlice.java:627)
        at org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice.addToReplicasMap(BlockPoolSlice.java:702)
        at org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice$AddReplicaProcessor.compute(BlockPoolSlice.java:1047)
        at java.util.concurrent.RecursiveAction.exec(RecursiveAction.java:189)
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
        at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)

Issue Links

• is related to: HDFS-15342 Handle more generic exceptions in the threads created in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsVolumeList#addBlockPool