sri kalyan kasyap vundrakonda created FLUME-3088: ----------------------------------------------------
Summary: Flume channel failed to initialize log replay Key: FLUME-3088 URL: https://issues.apache.org/jira/browse/FLUME-3088 Project: Flume Issue Type: Bug Components: Channel Affects Versions: 1.4.0 Environment: Pivotal HD 2.0.1.0,Hadoop v.2.2,Flume 1.4.0 Reporter: sri kalyan kasyap vundrakonda Fix For: 1.4.0 Before this issue came up I found an issue with protobuf-java version is not in sync with hadoop protobuf-java version so I moved the one from flume directory.Later, I configured my sources.type=spooldir and channels.type=memory and sink.type as HDFS it worked fine.Now when I tried with channels.type=file and I configured its checkpointdirs and datadirs it gives me an error saying (From log) 27 Apr 2017 07:47:51,901 ERROR [lifecycleSupervisor-1-0] (org.apache.flume.channel.file.Log.replay:476) - Failed to initialize Log on [channel=chan1] java.lang.UnsupportedOperationException: This is supposed to be overridden by subclasses. at com.google.protobuf.GeneratedMessage.getUnknownFields(GeneratedMessage.java:180) at org.apache.flume.channel.file.proto.ProtosFactory$Checkpoint.getSerializedSize(ProtosFactory.java:233) at com.google.protobuf.AbstractMessageLite.writeDelimitedTo(AbstractMessageLite.java:84) at org.apache.flume.channel.file.EventQueueBackingStoreFileV3.<init>(EventQueueBackingStoreFileV3.java:111) at org.apache.flume.channel.file.EventQueueBackingStoreFactory.get(EventQueueBackingStoreFactory.java:70) at org.apache.flume.channel.file.Log.replay(Log.java:412) at org.apache.flume.channel.file.FileChannel.start(FileChannel.java:302) at org.apache.flume.lifecycle.LifecycleSupervisor$MonitorRunnable.run(LifecycleSupervisor.java:251) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) 27 Apr 2017 07:47:51,904 ERROR [lifecycleSupervisor-1-0] (org.apache.flume.channel.file.FileChannel.start:313) - Failed to start the file channel [channel=chan1] java.lang.UnsupportedOperationException: This is supposed to be overridden by subclasses. at com.google.protobuf.GeneratedMessage.getUnknownFields(GeneratedMessage.java:180) at org.apache.flume.channel.file.proto.ProtosFactory$Checkpoint.getSerializedSize(ProtosFactory.java:233) at com.google.protobuf.AbstractMessageLite.writeDelimitedTo(AbstractMessageLite.java:84) at org.apache.flume.channel.file.EventQueueBackingStoreFileV3.<init>(EventQueueBackingStoreFileV3.java:111) at org.apache.flume.channel.file.EventQueueBackingStoreFactory.get(EventQueueBackingStoreFactory.java:70) at org.apache.flume.channel.file.Log.replay(Log.java:412) at org.apache.flume.channel.file.FileChannel.start(FileChannel.java:302) at org.apache.flume.lifecycle.LifecycleSupervisor$MonitorRunnable.run(LifecycleSupervisor.java:251) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) 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) I don't know where I am wrong is it versioning problem.Please help on this. -- This message was sent by Atlassian JIRA (v6.3.15#6346)