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Shilun Fan updated HDFS-12953: ------------------------------ Target Version/s: 3.5.0 (was: 3.4.0) > XORRawDecoder.doDecode throws NullPointerException > -------------------------------------------------- > > Key: HDFS-12953 > URL: https://issues.apache.org/jira/browse/HDFS-12953 > Project: Hadoop HDFS > Issue Type: Bug > Components: erasure-coding > Affects Versions: 3.0.0 > Reporter: Lei (Eddy) Xu > Assignee: Aihua Xu > Priority: Major > Attachments: HDFS-12953.test.patch > > > Thanks [~danielpol] report on HDFS-12860. > {noformat} > 17/11/30 04:19:55 INFO mapreduce.Job: map 0% reduce 0% > 17/11/30 04:20:01 INFO mapreduce.Job: Task Id : > attempt_1512036058655_0003_m_000002_0, Status : FAILED > Error: java.lang.NullPointerException > at > org.apache.hadoop.io.erasurecode.rawcoder.XORRawDecoder.doDecode(XORRawDecoder.java:83) > at > org.apache.hadoop.io.erasurecode.rawcoder.RawErasureDecoder.decode(RawErasureDecoder.java:106) > at > org.apache.hadoop.io.erasurecode.rawcoder.RawErasureDecoder.decode(RawErasureDecoder.java:170) > at > org.apache.hadoop.hdfs.StripeReader.decodeAndFillBuffer(StripeReader.java:423) > at > org.apache.hadoop.hdfs.StatefulStripeReader.decode(StatefulStripeReader.java:94) > at org.apache.hadoop.hdfs.StripeReader.readStripe(StripeReader.java:382) > at > org.apache.hadoop.hdfs.DFSStripedInputStream.readOneStripe(DFSStripedInputStream.java:318) > 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:563) > 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:794) > at org.apache.hadoop.mapred.MapTask.run(MapTask.java:342) > 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) > {noformat} -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org