>From the complete stack trace, do you see which thread was holding ReentrantLock$NonfairSync@1a027b15 ? What do you see in master log around this time ?
1.1.2 was quite old. Looks like vote for 1.1.12 would pass. Consider upgrading. On Wed, Aug 16, 2017 at 7:52 AM, Pradheep Shanmugam < [email protected]> wrote: > hi, > > > i am running Hbase 1.1.2..when i create a table through phoenix, it could > not proceed.. > > master keeps retrying but it is not able to get the lock.. > > It is a single node cluster with master and region server on the same > server. thread dump shows below log.. > > Any reason why this happens and how to resolve this..and which thread is > holding the lock? > > Thread 60 (PriorityRpcServer.handler=0,queue=0,port=16020): > State: WAITING > Blocked count: 1 > Waited count: 564 > Waiting on java.util.concurrent.locks.AbstractQueuedSynchronizer$ > ConditionObject@249c706b > Stack: > sun.misc.Unsafe.park(Native Method) > java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) > java.util.concurrent.locks.AbstractQueuedSynchronizer$ > ConditionObject.await(AbstractQueuedSynchronizer.java:2039) > java.util.concurrent.LinkedBlockingQueue.take( > LinkedBlockingQueue.java:442) > org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop( > RpcExecutor.java:127) > org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:107) > java.lang.Thread.run(Thread.java:745) > > > Thread 59 (B.defaultRpcServer.handler=29,queue=2,port=16020): > State: WAITING > Blocked count: 0 > Waited count: 2 > Waiting on java.util.concurrent.locks.ReentrantLock$NonfairSync@1a027b15 > Stack: > sun.misc.Unsafe.park(Native Method) > java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) > java.util.concurrent.locks.AbstractQueuedSynchronizer. > parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836) > java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued( > AbstractQueuedSynchronizer.java:870) > java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire( > AbstractQueuedSynchronizer.java:1199) > java.util.concurrent.locks.ReentrantLock$NonfairSync. > lock(ReentrantLock.java:209) > java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:285) > org.apache.hadoop.hbase.procedure2.store.wal. > WALProcedureStore.pushData(WALProcedureStore.java:457) > org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.insert( > WALProcedureStore.java:340) > org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure( > ProcedureExecutor.java:524) > org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:1459) > org.apache.hadoop.hbase.master.MasterRpcServices. > createTable(MasterRpcServices.java:422) > org.apache.hadoop.hbase.protobuf.generated. > MasterProtos$MasterService$2.callBlockingMethod(MasterProtos.java:48502) > org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2114) > org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:101) > org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop( > RpcExecutor.java:130) > org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:107) > java.lang.Thread.run(Thread.java:745) > > > > Thanks, > > Pradheep >
