[HDFS-12860] StripedBlockUtil#getRangesInternalBlocks throws exception for the block group size larger than 2GB

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: 3.1.0, 3.0.1
• Component/s: erasure-coding
• Target Version/s: 3.1.0, 3.0.1
• Assignee: Lei (Eddy) Xu
• Reporter: Lei (Eddy) Xu
• Created: 27/Nov/17 22:46
• Updated: 04/Jan/18 21:39
• Resolved: 04/Jan/18 21:39

Description

Running terasort on a cluster with 8 datanodes, 256GB data, using RS-3-2-1024k.
The test data was generated by teragen with 32 mappers.

The terasort benchmark fails with the following stack trace:

17/11/27 14:44:31 INFO mapreduce.Job:  map 45% reduce 0%
17/11/27 14:44:33 INFO mapreduce.Job: Task Id : attempt_1510080297865_0160_m_000008_0, Status : FAILED
Error: java.lang.IllegalArgumentException
	at com.google.common.base.Preconditions.checkArgument(Preconditions.java:72)
	at org.apache.hadoop.hdfs.util.StripedBlockUtil$VerticalRange.<init>(StripedBlockUtil.java:701)
	at org.apache.hadoop.hdfs.util.StripedBlockUtil.getRangesForInternalBlocks(StripedBlockUtil.java:442)
	at org.apache.hadoop.hdfs.util.StripedBlockUtil.divideOneStripe(StripedBlockUtil.java:311)
	at org.apache.hadoop.hdfs.DFSStripedInputStream.readOneStripe(DFSStripedInputStream.java:308)
	at org.apache.hadoop.hdfs.DFSStripedInputStream.readWithStrategy(DFSStripedInputStream.java:391)
	at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:813)
	at java.io.DataInputStream.read(DataInputStream.java:149)
	at org.apache.hadoop.examples.terasort.TeraInputFormat$TeraRecordReader.nextKeyValue(TeraInputFormat.java:257)
	at org.apache.hadoop.mapred.MapTask$NewTrackingRecordReader.nextKeyValue(MapTask.java:562)
	at org.apache.hadoop.mapreduce.task.MapContextImpl.nextKeyValue(MapContextImpl.java:80)
	at org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.nextKeyValue(WrappedMapper.java:91)
	at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:145)
	at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:793)
	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
	at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:174)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1962)
	at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:168)