There is no harm in setting write-timeout to something like 30 seconds. In fact it probably makes sense to increase the default to 30 seconds.
On Mon, Apr 8, 2013 at 1:38 PM, Madhu Gmail <[email protected]>wrote: > > Hello,**** > > ** ** > > I am getting below ERROR in flume agent(Acting as a collector) which is > receiving log events from another flume agent.**** > > ** ** > > I have also copied my flume-conf.properties at the end of this mail.**** > > Any idea how to tune write-timeout value. **** > > ** ** > > ** ** > > 2013-04-05 13:17:33,197 ERROR org.apache.flume.SinkRunner: Unable to > deliver event. Exception follows.**** > > org.apache.flume.ChannelException: Failed to obtain lock for writing to > the log. Try increasing the log write timeout value. [channel=fc]**** > > at > org.apache.flume.channel.file.FileChannel$FileBackedTransaction.doTake(FileChannel.java:434) > **** > > at > org.apache.flume.channel.BasicTransactionSemantics.take(BasicTransactionSemantics.java:113) > **** > > at > org.apache.flume.channel.BasicChannelSemantics.take(BasicChannelSemantics.java:91) > **** > > at > org.apache.flume.sink.hbase.HBaseSink.process(HBaseSink.java:189)**** > > at > org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68) > **** > > at > org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)**** > > at java.lang.Thread.run(Thread.java:662)**** > > 2013-04-05 13:17:33,427 INFO > org.apache.flume.channel.file.EventQueueBackingStoreFile: Updating > checkpoint metadata: logWriteOrderID: 1365169979081, queueSize: 0, > queueHead: 362421**** > > 2013-04-05 13:17:34,233 INFO org.apache.flume.channel.file.LogFileV3: > Updating log-14.meta currentPosition = 3818784, logWriteOrderID = > 1365169979081**** > > 2013-04-05 13:17:34,294 INFO org.apache.flume.channel.file.Log: Updated > checkpoint for file: /opt/sponge/flume/file-channel/dataDirs/log-14 > position: 3818784 logWriteOrderID: 1365169979081**** > > 2013-04-05 13:17:34,294 DEBUG org.apache.flume.channel.file.Log: Rolling > back 1365169950299**** > > 2013-04-05 13:17:34,296 ERROR org.apache.flume.source.AvroSource: Avro > source S1: Unable to process event batch. Exception follows.**** > > org.apache.flume.ChannelException: Unable to put batch on required > channel: FileChannel fc { dataDirs: > [/opt/sponge/flume/file-channel/dataDirs] }**** > > at > org.apache.flume.channel.ChannelProcessor.processEventBatch(ChannelProcessor.java:200) > **** > > at > org.apache.flume.source.AvroSource.appendBatch(AvroSource.java:237)**** > > at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown > Source)**** > > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > **** > > at java.lang.reflect.Method.invoke(Method.java:597)**** > > at > org.apache.avro.ipc.specific.SpecificResponder.respond(SpecificResponder.java:88) > **** > > at > org.apache.avro.ipc.Responder.respond(Responder.java:149)**** > > at > org.apache.avro.ipc.NettyServer$NettyServerAvroHandler.messageReceived(NettyServer.java:188) > **** > > at > org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:80) > **** > > at > org.apache.avro.ipc.NettyServer$NettyServerAvroHandler.handleUpstream(NettyServer.java:173) > **** > > at > org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) > **** > > at > org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:783) > **** > > at > org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:302)*** > * > > at > org.jboss.netty.handler.codec.frame.FrameDecoder.unfoldAndFireMessageReceived(FrameDecoder.java:321) > **** > > at > org.jboss.netty.handler.codec.frame.FrameDecoder.callDecode(FrameDecoder.java:299) > **** > > at > org.jboss.netty.handler.codec.frame.FrameDecoder.messageReceived(FrameDecoder.java:216) > **** > > at > org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:80) > **** > > at > org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) > **** > > at > org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559) > **** > > at > org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:274)*** > * > > at > org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:261)*** > * > > at > org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:351)**** > > at > org.jboss.netty.channel.socket.nio.NioWorker.processSelectedKeys(NioWorker.java:282) > **** > > at > org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:202)**** > > at > org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108) > **** > > at > org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:44) > **** > > at > java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) > **** > > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) > **** > > at java.lang.Thread.run(Thread.java:662)**** > > Caused by: org.apache.flume.ChannelException: Failed to obtain lock for > writing to the log. Try increasing the log write timeout value. [channel=fc] > **** > > at > org.apache.flume.channel.file.FileChannel$FileBackedTransaction.doPut(FileChannel.java:400) > **** > > at > org.apache.flume.channel.BasicTransactionSemantics.put(BasicTransactionSemantics.java:93) > **** > > at > org.apache.flume.channel.BasicChannelSemantics.put(BasicChannelSemantics.java:76) > **** > > at > org.apache.flume.channel.ChannelProcessor.processEventBatch(ChannelProcessor.java:189) > **** > > ... 28 more**** > > 2013-04-05 13:17:34,296 DEBUG org.apache.flume.channel.file.Log: Files > currently in use: [14]**** > > 2013-04-05 13:17:34,305 INFO org.apache.avro.ipc.NettyServer: [id: > 0x498b5a73, /10.42.202.131:42784 :> /10.96.172.44:1442] DISCONNECTED**** > > 2013-04-05 13:17:34,305 INFO org.apache.avro.ipc.NettyServer: [id: > 0x498b5a73, /10.42.202.131:42784 :> /10.96.172.44:1442] UNBOUND**** > > 2013-04-05 13:17:34,305 INFO org.apache.avro.ipc.NettyServer: [id: > 0x498b5a73, /10.42.202.131:42784 :> /10.96.172.44:1442] CLOSED**** > > 2013-04-05 13:17:34,305 INFO org.apache.avro.ipc.NettyServer: Connection > to /10.42.202.131:42784 disconnected.**** > > 2013-04-05 13:17:38,200 ERROR org.apache.flume.SinkRunner: Unable to > deliver event. Exception follows.**** > > java.lang.IllegalStateException: begin() called when transaction is OPEN!* > *** > > at > com.google.common.base.Preconditions.checkState(Preconditions.java:145)*** > * > > at > org.apache.flume.channel.BasicTransactionSemantics.begin(BasicTransactionSemantics.java:131) > **** > > at > org.apache.flume.sink.hbase.HBaseSink.process(HBaseSink.java:187)**** > > at > org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68) > **** > > at > org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)**** > > at java.lang.Thread.run(Thread.java:662)**** > > 2013-04-05 13:17:39,318 INFO org.apache.avro.ipc.NettyServer: [id: > 0x4e48f32a, /10.42.202.131:44085 => /10.96.172.44:1442] OPEN**** > > 2013-04-05 13:17:43,202 ERROR org.apache.flume.SinkRunner: Unable to > deliver event. Exception follows.**** > > java.lang.IllegalStateException: begin() called when transaction is OPEN!* > *** > > at > com.google.common.base.Preconditions.checkState(Preconditions.java:145)*** > * > > at > org.apache.flume.channel.BasicTransactionSemantics.begin(BasicTransactionSemantics.java:131) > **** > > at > org.apache.flume.sink.hbase.HBaseSink.process(HBaseSink.java:187)**** > > at > org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68) > **** > > at > org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)**** > > at java.lang.Thread.run(Thread.java:662)**** > > 2013-04-05 13:17:45,853 INFO org.apache.avro.ipc.NettyServer: [id: > 0x4e48f32a, /10.42.202.131:44085 => /10.96.172.44:1442] BOUND: / > 10.96.172.44:1442**** > > 2013-04-05 13:17:45,853 INFO org.apache.avro.ipc.NettyServer: [id: > 0x4e48f32a, /10.42.202.131:44085 => /10.96.172.44:1442] CONNECTED: / > 10.42.202.131:44085**** > > 2013-04-05 13:17:45,854 DEBUG org.apache.flume.source.AvroSource: Avro > source S1: Received avro event batch of 39 events.**** > > 2013-04-05 13:17:45,958 DEBUG org.apache.flume.source.AvroSource: Avro > source S1: Received avro event batch of 1 events.**** > > 2013-04-05 13:17:48,499 DEBUG org.apache.zookeeper.ClientCnxn: Got ping > response for sessionid: 0x53dca4664900059 after 0ms**** > > 2013-04-05 13:17:50,854 ERROR org.apache.flume.SinkRunner: Unable to > deliver event. Exception follows.**** > > java.lang.IllegalStateException: begin() called when transaction is OPEN!* > *** > > at > com.google.common.base.Preconditions.checkState(Preconditions.java:145)*** > * > > at > org.apache.flume.channel.BasicTransactionSemantics.begin(BasicTransactionSemantics.java:131) > **** > > at > org.apache.flume.sink.hbase.HBaseSink.process(HBaseSink.java:187)**** > > at > org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68) > **** > > at > org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)**** > > at java.lang.Thread.run(Thread.java:662)**** > > 2013-04-05 13:17:55,856 ERROR org.apache.flume.SinkRunner: Unable to > deliver event. Exception follows.**** > > java.lang.IllegalStateException: begin() called when transaction is OPEN!* > *** > > at > com.google.common.base.Preconditions.checkState(Preconditions.java:145)*** > * > > at > org.apache.flume.channel.BasicTransactionSemantics.begin(BasicTransactionSemantics.java:131) > **** > > at > org.apache.flume.sink.hbase.HBaseSink.process(HBaseSink.java:187)**** > > at > org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68) > **** > > at > org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)**** > > at java.lang.Thread.run(Thread.java:662)**** > > ** ** > > ** ** > > ** ** > > ==================================================================**** > > col1.sources = S1**** > > col1.channels = fc**** > > col1.sinks = hBaseSink1**** > > ** ** > > ** ** > > col1.sources.S1.type = avro**** > > col1.sources.S1.bind=vm-15c2-3bbf**** > > col1.sources.S1.port=1442**** > > col1.sources.S1.channels = fc**** > > ** ** > > ** ** > > # Each sink's type must be defined**** > > col1.sinks.hBaseSink1.type = org.apache.flume.sink.hbase.HBaseSink**** > > col1.sinks.hBaseSink1.table=elf_log**** > > col1.sinks.hBaseSink1.columnFamily=content**** > > > col1.sinks.hBaseSink1.serializer=com.citi.sponge.flume.collector.sink.LogHbaseEventSerializer > **** > > col1.sinks.hBaseSink1.timeout=120**** > > col1.sinks.hBaseSink1.batchSize=20**** > > ** ** > > ** ** > > #Specify the channel the sink should use**** > > col1.sinks.hBaseSink1.channel = fc**** > > ** ** > > ** ** > > # Each channel's type is defined.**** > > col1.channels.fc.type = file**** > > col1.channels.fc.checkpointDir = /opt/sponge/flume/file-channel/checkpoint > **** > > col1.channels.fc.dataDirs = /opt/sponge/flume/file-channel/dataDirs**** > > col1.channels.fc.transactionCapacity = 1000**** > > col1.channels.fc.checkpointInterval = 30000**** > > col1.channels.fc.maxFileSize = 2146435071**** > > col1.channels.fc.minimumRequiredSpace = 524288000**** > > col1.channels.fc.keep-alive = 5**** > > col1.channels.fc.write-timeout = 10**** > > col1.channels.fc.checkpoint-timeout = 600**** > > > > Thanks > Madhu > -- Apache MRUnit - Unit testing MapReduce - http://mrunit.apache.org
