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Posted to issues@hbase.apache.org by "Ashish Singhi (JIRA)" <ji...@apache.org> on 2014/09/25 11:28:43 UTC
[jira] [Commented] (HBASE-12095) Master shuts down during log
splitting on restart
[ https://issues.apache.org/jira/browse/HBASE-12095?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14147572#comment-14147572 ]
Ashish Singhi commented on HBASE-12095:
---------------------------------------
Ping [~tedyu] for the patch.
> Master shuts down during log splitting on restart
> -------------------------------------------------
>
> Key: HBASE-12095
> URL: https://issues.apache.org/jira/browse/HBASE-12095
> Project: HBase
> Issue Type: Bug
> Affects Versions: 0.98.6
> Reporter: Ashish Singhi
> Fix For: 0.98.7
>
>
> I observed that when I have the following value set in my hbase-site.xml file
> <property>
> <name>hbase.regionserver.wal.encryption</name>
> <value>false</value>
> </property>
> <property>
> <name>hbase.regionserver.hlog.reader.impl</name>
> <value>org.apache.hadoop.hbase.regionserver.wal.SecureProtobufLogReader</value>
> </property>
> <property>
> <name>hbase.regionserver.hlog.writer.impl</name>
> <value>org.apache.hadoop.hbase.regionserver.wal.SecureProtobufLogWriter</value>
> </property>
> And while log splitting on hbase service restart, master shutdown with following exception.
> Exception in master log
> 2014-09-24 17:14:28,590 FATAL [master:host-10-18-40-18:60000] master.HMaster: Master server abort: loaded coprocessors are: [org.apache.hadoop.hbase.security.access.AccessController]
> 2014-09-24 17:14:28,590 FATAL [master:host-10-18-40-18:60000] master.HMaster: Unhandled exception. Starting shutdown.
> java.io.IOException: error or interrupted while splitting logs in [hdfs://10.18.40.18:8020/tmp/hbase-ashish/hbase/WALs/host-10-18-40-18,60020,1411558717849-splitting] Task = installed = 6 done = 0 error = 6
> at org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:378)
> at org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:415)
> at org.apache.hadoop.hbase.master.MasterFileSystem.splitMetaLog(MasterFileSystem.java:307)
> at org.apache.hadoop.hbase.master.MasterFileSystem.splitMetaLog(MasterFileSystem.java:298)
> at org.apache.hadoop.hbase.master.HMaster.splitMetaLogBeforeAssignment(HMaster.java:1071)
> at org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:863)
> at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:612)
> at java.lang.Thread.run(Thread.java:745)
> Exception in region server log
> 2014-09-24 20:10:16,535 WARN [RS_LOG_REPLAY_OPS-host-10-18-40-18:60020-1] regionserver.SplitLogWorker: log splitting of WALs/host-10-18-40-18,60020,1411558717849-splitting/host-10-18-40-18%2C60020%2C1411558717849.1411558724316.meta failed, returning error
> java.io.IOException: Cannot get log reader
> at org.apache.hadoop.hbase.regionserver.wal.HLogFactory.createReader(HLogFactory.java:161)
> at org.apache.hadoop.hbase.regionserver.wal.HLogFactory.createReader(HLogFactory.java:89)
> at org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.getReader(HLogSplitter.java:660)
> at org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.getReader(HLogSplitter.java:569)
> at org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.splitLogFile(HLogSplitter.java:282)
> at org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.splitLogFile(HLogSplitter.java:225)
> at org.apache.hadoop.hbase.regionserver.SplitLogWorker$1.exec(SplitLogWorker.java:143)
> at org.apache.hadoop.hbase.regionserver.handler.HLogSplitterHandler.process(HLogSplitterHandler.java:82)
> at org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.UnsupportedOperationException: Unable to find suitable constructor for class org.apache.hadoop.hbase.regionserver.wal.SecureWALCellCodec
> at org.apache.hadoop.hbase.util.ReflectionUtils.instantiateWithCustomCtor(ReflectionUtils.java:39)
> at org.apache.hadoop.hbase.regionserver.wal.WALCellCodec.create(WALCellCodec.java:101)
> at org.apache.hadoop.hbase.regionserver.wal.ProtobufLogReader.getCodec(ProtobufLogReader.java:242)
> at org.apache.hadoop.hbase.regionserver.wal.ProtobufLogReader.initAfterCompression(ProtobufLogReader.java:247)
> at org.apache.hadoop.hbase.regionserver.wal.SecureProtobufLogReader.initAfterCompression(SecureProtobufLogReader.java:138)
> at org.apache.hadoop.hbase.regionserver.wal.ReaderBase.init(ReaderBase.java:85)
> at org.apache.hadoop.hbase.regionserver.wal.HLogFactory.createReader(HLogFactory.java:113)
> ... 11 more
> Caused by: java.lang.NoSuchMethodException: org.apache.hadoop.hbase.regionserver.wal.SecureWALCellCodec.<init>(org.apache.hadoop.conf.Configuration, org.apache.hadoop.hbase.regionserver.wal.CompressionContext)
> at java.lang.Class.getConstructor0(Class.java:2849)
> at java.lang.Class.getDeclaredConstructor(Class.java:2053)
> at org.apache.hadoop.hbase.util.ReflectionUtils.instantiateWithCustomCtor(ReflectionUtils.java:33)
> ... 17 more
> Question,
> When wal encryption is disabled should we set SecureWALCellCodec for cellCodecClsName in WALHeader.Builder object ?
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