[APEXMALHAR-1656] AbstractFileOutputOperator LeaseExpired exception when cache reaches its threshold

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.1.0
• Component/s: adapters other
• Assignee: Chandni Singh
• Reporter: Chandni Singh
• Created: 28/Jan/15 04:18
• Updated: 03/Jan/16 10:01
• Resolved: 29/Jan/15 08:32

Description

2015-01-27 18:01:05,713 WARN org.apache.hadoop.hdfs.DFSClient: Unable to persist blocks in hflush for /user/chandni/ingestion/output/application_1418950769964_2137/4294969671
org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException): No lease on /user/chandni/ingestion/output/application_1418950769964_2137/4294969671 (inode 44637601): File is not open for writing. [Lease. Holder: DFSClient_NONMAPREDUCE_755959188_1626, pendingcreates: 95]
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:3006)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.fsync(FSNamesystem.java:3790)
at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.fsync(NameNodeRpcServer.java:926)
at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.fsync(ClientNamenodeProtocolServerSideTranslatorPB.java:822)
at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1026)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1986)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1982)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1554)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1980)
at org.apache.hadoop.ipc.Client.call(Client.java:1409)
at org.apache.hadoop.ipc.Client.call(Client.java:1362)
at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206)
at com.sun.proxy.$Proxy9.fsync(Unknown Source)
at sun.reflect.GeneratedMethodAccessor5.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:186)
at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)
at com.sun.proxy.$Proxy9.fsync(Unknown Source)
at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.fsync(ClientNamenodeProtocolTranslatorPB.java:763)
at org.apache.hadoop.hdfs.DFSOutputStream.flushOrSync(DFSOutputStream.java:1935)
at org.apache.hadoop.hdfs.DFSOutputStream.hflush(DFSOutputStream.java:1813)
at org.apache.hadoop.fs.FSDataOutputStream.hflush(FSDataOutputStream.java:127)
at com.datatorrent.lib.io.fs.AbstractFileOutputOperator.endWindow(AbstractFileOutputOperator.java:640)
at com.datatorrent.apps.ingestion.io.BlockWriter.endWindow(BlockWriter.java:62)
at com.datatorrent.stram.engine.GenericNode.processEndWindow(GenericNode.java:127)
at com.datatorrent.stram.engine.GenericNode.run(GenericNode.java:289)
at com.datatorrent.stram.engine.StreamingContainer$2.run(StreamingContainer.java:1297)
2015-01-27 18:01:05,714 WARN org.apache.hadoop.hdfs.DFSClient: Error while syncing

Suspect that in the endWindow streamsCache.asMap() returns output streams which are already closed