Thanks for confirming. On Tue, Feb 23, 2016 at 1:58 PM, Matteo Bertozzi <[email protected]> wrote:
> yeah same as HBASE-14947, the 2nd lock on the store tracker is gone with > that change > > Matteo > > > On Tue, Feb 23, 2016 at 1:50 PM, Nick Dimiduk <[email protected]> wrote: > > > Heya, > > > > I ran into a deadlock today (create table via phoenix) and I'm wondering > if > > its the same as HBASE-14947 or if this is a new issue. This is in 1.1.2. > > > > Thanks, > > Nick > > > > Found one Java-level deadlock: > > ============================= > > "WALProcedureStoreSyncThread": > > waiting to lock monitor 0x00007fd4e1b4f548 (object 0x00000006d5328a38, > a > > org.apache.hadoop.hbase.procedure2.store.ProcedureStoreTracker), > > which is held by "B.defaultRpcServer.handler=14,queue=2,port=56060" > > "B.defaultRpcServer.handler=14,queue=2,port=56060": > > waiting for ownable synchronizer 0x00000006d52e4728, (a > > java.util.concurrent.locks.ReentrantLock$NonfairSync), > > which is held by "WALProcedureStoreSyncThread" > > > > Java stack information for the threads listed above: > > =================================================== > > "WALProcedureStoreSyncThread": > > at > > > > > org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.rollWriter(WALProcedureStore.java:726) > > - waiting to lock <0x00000006d5328a38> (a > > org.apache.hadoop.hbase.procedure2.store.ProcedureStoreTracker) > > at > > > > > org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.rollWriter(WALProcedureStore.java:676) > > at > > > > > org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.checkAndTryRoll(WALProcedureStore.java:655) > > at > > > > > org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.syncLoop(WALProcedureStore.java:525) > > at > > > > > org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.access$000(WALProcedureStore.java:66) > > at > > > > > org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore$1.run(WALProcedureStore.java:176) > > "B.defaultRpcServer.handler=14,queue=2,port=56060": > > > > at sun.misc.Unsafe.park(Native Method) > > > > - parking to wait for <0x00000006d52e4728> (a > > java.util.concurrent.locks.ReentrantLock$NonfairSync) > > > > at > > java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) > > > > at > > > > > java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836) > > > > at > > > > > java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:870) > > > > at > > > > > java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1199) > > > > at > > > > > java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:209) > > > > at > > java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:285) > > > > at > > > > > org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.rollWriter(WALProcedureStore.java:722) > > > > at > > > > > org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.rollWriter(WALProcedureStore.java:676) > > > > at > > > > > org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.checkAndTryRoll(WALProcedureStore.java:655) > > > > at > > > > > org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.insert(WALProcedureStore.java:355) > > > > - locked <0x00000006d5328a38> (a > > org.apache.hadoop.hbase.procedure2.store.ProcedureStoreTracker) > > > > at > > > > > org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:524) > > > > at > > org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:1459) > > > > at > > > > > org.apache.hadoop.hbase.master.MasterRpcServices.createTable(MasterRpcServices.java:422) > > > > at > > > > > org.apache.hadoop.hbase.protobuf.generated.MasterProtos$MasterService$2.callBlockingMethod(MasterProtos.java:48502) > > > > at > org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2114) > > > > at > org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:101) > > > > at > > > org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:130) > > > > at > > org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:107) > > > > at java.lang.Thread.run(Thread.java:745) > > > > > > Found 1 deadlock. > > >
