Can you give us the hbase and hadoop releases you're using ? Can you check namenode log around the time LeaseExpiredException was encountered ?
Cheers On Wed, Apr 30, 2014 at 9:20 AM, Tianying Chang <[email protected]> wrote: > Hi, > > When I export large table with 460+ regions, I saw the exportSnapshot job > fail sometime (not all the time). The error of the map task is below: But I > verified the file highlighted below, it does exist. Smaller table seems > always pass. Any idea? Is it because it is too big and get session timeout? > > > org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException): > No lease on > /hbase/.archive/rich_pin_data_v1/7713d5331180cb610834ba1c4ebbb9b3/d/eef3642f49244547bb6606d4d0f15f1f > File does not exist. Holder DFSClient_NONMAPREDUCE_279781617_1 does > not have any open files. > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:2396) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:2387) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2183) > at > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:481) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:297) > at > org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44080) > at org.apache.hadoop.ipc.ProtobufR > > > > Thanks > > Tian-Ying >
