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Hudson commented on HBASE-9278: ------------------------------- SUCCESS: Integrated in HBase-TRUNK #4442 (See [https://builds.apache.org/job/HBase-TRUNK/4442/]) HBASE-9278 Reading Pre-namespace meta table edits kills the reader; COMMIT CONTINUATION (stack: rev 1518402) * /hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/wal/TestReadOldRootAndMetaEdits.java HBASE-9278 Reading Pre-namespace meta table edits kills the reader (stack: rev 1518397) * /hbase/trunk/hbase-common/src/main/java/org/apache/hadoop/hbase/TableName.java * /hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/HLogKey.java * /hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/ReaderBase.java > Reading Pre-namespace meta table edits kills the reader > ------------------------------------------------------- > > Key: HBASE-9278 > URL: https://issues.apache.org/jira/browse/HBASE-9278 > Project: HBase > Issue Type: Bug > Components: migration, wal > Affects Versions: 0.95.2 > Reporter: Himanshu Vashishtha > Assignee: Himanshu Vashishtha > Priority: Critical > Fix For: 0.98.0, 0.96.0 > > Attachments: 9278v3.txt, HBase-9278-v0.patch, HBase-9278-v1-1.patch, > HBase-9278-v1.patch, HBase-9278-v2.patch, HBase-9278-v2-rebase.patch > > > In upgrading to 0.96, there might be some meta/root table edits. Currently, > we are just killing SplitLogWorker thread in case it sees any META, or ROOT > waledit, which blocks log splitting/replaying of remaining WALs. > {code} > 2013-08-20 15:45:16,998 ERROR regionserver.SplitLogWorker > (SplitLogWorker.java:run(210)) - unexpected error > java.lang.IllegalArgumentException: .META. no longer exists. The table has > been renamed to hbase:meta > at org.apache.hadoop.hbase.TableName.valueOf(TableName.java:269) > at org.apache.hadoop.hbase.TableName.valueOf(TableName.java:261) > at > org.apache.hadoop.hbase.regionserver.wal.HLogKey.readFields(HLogKey.java:338) > at > org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1898) > at > org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1938) > at > org.apache.hadoop.hbase.regionserver.wal.SequenceFileLogReader.readNext(SequenceFileLogReader.java:215) > at > org.apache.hadoop.hbase.regionserver.wal.ReaderBase.next(ReaderBase.java:98) > at > org.apache.hadoop.hbase.regionserver.wal.ReaderBase.next(ReaderBase.java:85) > at > org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.getNextLogLine(HLogSplitter.java:582) > at > org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.splitLogFile(HLogSplitter.java:292) > at > org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.splitLogFile(HLogSplitter.java:209) > at > org.apache.hadoop.hbase.regionserver.SplitLogWorker$1.exec(SplitLogWorker.java:138) > at > org.apache.hadoop.hbase.regionserver.SplitLogWorker.grabTask(SplitLogWorker.java:358) > at > org.apache.hadoop.hbase.regionserver.SplitLogWorker.taskLoop(SplitLogWorker.java:245) > at > org.apache.hadoop.hbase.regionserver.SplitLogWorker.run(SplitLogWorker.java:205) > at java.lang.Thread.run(Thread.java:662) > 2013-08-20 15:45:16,999 INFO regionserver.SplitLogWorker > (SplitLogWorker.java:run(212)) - SplitLogWorker localhost,60020,1377035111898 > exiting > {code} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira