Arun created FLUME-2376:
---------------------------
Summary: File Channel corrupted - java.io.IOException: Unable to
read next Transaction from log file
Key: FLUME-2376
URL: https://issues.apache.org/jira/browse/FLUME-2376
Project: Flume
Issue Type: Bug
Components: File Channel
Affects Versions: v1.5.0
Environment: windows
Reporter: Arun
I am using filechannel with dual checkpoint enabled.
getting below error when I restart my agent.
earlier process was abruptly killed. filechannel can not be recovered from
state.
Actually i am using version 1.4.0 with patch for
https://issues.apache.org/jira/browse/FLUME-2307
is there way to recover filechannel data.
--------- stack trace -----------
ERROR: Failed to initialize Log on [channel=c2]
java.io.IOException: Unable to read next Transaction from log file
/data1/collection/data/c2/flume-data/log-198 at offset 69616
at
org.apache.flume.channel.file.LogFile$SequentialReader.next(LogFile.java:629)
~[my-agent-1.0-SNAPSHOT.jar:na]
at
org.apache.flume.channel.file.ReplayHandler.next(ReplayHandler.java:383)
~[my-agent-1.0-SNAPSHOT.jar:na]
at
org.apache.flume.channel.file.ReplayHandler.replayLog(ReplayHandler.java:280)
~[my-agent-1.0-SNAPSHOT.jar:na]
at org.apache.flume.channel.file.Log.doReplay(Log.java:480)
~[my-agent-1.0-SNAPSHOT.jar:na]
at org.apache.flume.channel.file.Log.replay(Log.java:407)
~[my-agent-1.0-SNAPSHOT.jar:na]
at
org.apache.flume.channel.file.FileChannel.start(FileChannel.java:273)
[my-agent-1.0-SNAPSHOT.jar:na]
at
org.apache.flume.lifecycle.LifecycleSupervisor$MonitorRunnable.run(LifecycleSupervisor.java:251)
[my-agent-1.0-SNAPSHOT.jar:na]
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
[na:1.7.0_45]
at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
[na:1.7.0_45]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(Unknown
Source) [na:1.7.0_45]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown
Source) [na:1.7.0_45]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
[na:1.7.0_45]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
[na:1.7.0_45]
at java.lang.Thread.run(Unknown Source) [na:1.7.0_45]
Caused by: com.google.protobuf.InvalidProtocolBufferException: Message missing
required fields: type, transactionID, writeOrderID
at
com.google.protobuf.UninitializedMessageException.asInvalidProtocolBufferException(UninitializedMessageException.java:81)
~[my-agent-1.0-SNAPSHOT.jar:na]
at
org.apache.flume.channel.file.proto.ProtosFactory$TransactionEventHeader$Builder.buildParsed(ProtosFactory.java:2912)
~[my-agent-1.0-SNAPSHOT.jar:na]
at
org.apache.flume.channel.file.proto.ProtosFactory$TransactionEventHeader$Builder.access$5200(ProtosFactory.java:2846)
~[my-agent-1.0-SNAPSHOT.jar:na]
at
org.apache.flume.channel.file.proto.ProtosFactory$TransactionEventHeader.parseDelimitedFrom(ProtosFactory.java:2804)
~[my-agent-1.0-SNAPSHOT.jar:na]
at
org.apache.flume.channel.file.TransactionEventRecord.fromByteArray(TransactionEventRecord.java:196)
~[my-agent-1.0-SNAPSHOT.jar:na]
at
org.apache.flume.channel.file.LogFileV3$SequentialReader.doNext(LogFileV3.java:359)
~[my-agent-1.0-SNAPSHOT.jar:na]
at
org.apache.flume.channel.file.LogFile$SequentialReader.next(LogFile.java:625)
~[my-agent-1.0-SNAPSHOT.jar:na]
... 13 common frames omitted
Apr 28, 2014 11:43:02 PM org.apache.flume.channel.file.FileChannel start():284
ERROR: Failed to start the file channel [channel=c2]
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