Full thread dump Java HotSpot(TM) 64-Bit Server VM (1.5.0_13-b05 mixed mode): "SIGTERM handler" daemon prio=1 tid=0x00002aab3959e9a0 nid=0x664 waiting for monitor entry [0x0000000043326000..0x0000000043326a80] at java.lang.Shutdown.exit(Unknown Source) - waiting to lock <0x00002aaab36f3898> (a java.lang.Class) at java.lang.Terminator$1.handle(Unknown Source) at sun.misc.Signal$1.run(Unknown Source) at java.lang.Thread.run(Unknown Source) "Thread-8" prio=1 tid=0x00002aab38c0b610 nid=0x761c in Object.wait() [0x0000000042215000..0x0000000042215d80] at java.lang.Object.wait(Native Method) - waiting on <0x00002aaab8719a08> (a java.lang.Thread) at java.lang.Thread.join(Unknown Source) - locked <0x00002aaab8719a08> (a java.lang.Thread) at java.lang.Thread.join(Unknown Source) at org.apache.hadoop.hbase.HRegionServer.join(HRegionServer.java:987) at org.apache.hadoop.hbase.HRegionServer.join(HRegionServer.java:978) at org.apache.hadoop.hbase.HRegionServer$ShutdownThread.run(HRegionServer.java:160) "SIGTERM handler" daemon prio=1 tid=0x00002aab394f9ce0 nid=0x7619 in Object.wait() [0x0000000041c0f000..0x0000000041c0fc00] at java.lang.Object.wait(Native Method) - waiting on <0x00002aaab8436538> (a org.apache.hadoop.hbase.HRegionServer$ShutdownThread) at java.lang.Thread.join(Unknown Source) - locked <0x00002aaab8436538> (a org.apache.hadoop.hbase.HRegionServer$ShutdownThread) at java.lang.Thread.join(Unknown Source) at java.lang.Shutdown.runHooks(Unknown Source) at java.lang.Shutdown.sequence(Unknown Source) at java.lang.Shutdown.exit(Unknown Source) - locked <0x00002aaab36f3898> (a java.lang.Class) at java.lang.Terminator$1.handle(Unknown Source) at sun.misc.Signal$1.run(Unknown Source) at java.lang.Thread.run(Unknown Source) "regionserver/0:0:0:0:0:0:0:0:60020.worker" daemon prio=1 tid=0x00002aab394bac70 nid=0x717d waiting on condition [0x0000000041e11000..0x0000000041e11c00] at sun.misc.Unsafe.park(Native Method) at java.util.concurrent.locks.LockSupport.park(Unknown Source) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(Unknown Source) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(Unknown Source) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(Unknown Source) at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(Unknown Source) at java.util.concurrent.locks.ReentrantLock.lock(Unknown Source) at org.apache.hadoop.hbase.HLog.startCacheFlush(HLog.java:438) at org.apache.hadoop.hbase.HRegion.internalFlushcache(HRegion.java:926) at org.apache.hadoop.hbase.HRegion.close(HRegion.java:447) - locked <0x00002aaab851f758> (a java.lang.Integer) at org.apache.hadoop.hbase.HRegion.close(HRegion.java:364) at org.apache.hadoop.hbase.HRegionServer.closeUserRegions(HRegionServer.java:1252) at org.apache.hadoop.hbase.HRegionServer$Worker.run(HRegionServer.java:1095) at java.lang.Thread.run(Unknown Source) "regionserver/0:0:0:0:0:0:0:0:60020.compactor" daemon prio=1 tid=0x00002aab394e3450 nid=0x717c waiting on condition [0x0000000041d10000..0x0000000041d10b80] at sun.misc.Unsafe.park(Native Method) at java.util.concurrent.locks.LockSupport.park(Unknown Source) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(Unknown Source) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(Unknown Source) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(Unknown Source) at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(Unknown Source) at java.util.concurrent.locks.ReentrantLock.lock(Unknown Source) at org.apache.hadoop.hbase.HLog.startCacheFlush(HLog.java:438) at org.apache.hadoop.hbase.HRegion.internalFlushcache(HRegion.java:926) at org.apache.hadoop.hbase.HRegion.close(HRegion.java:447) - locked <0x00002aaab874d460> (a java.lang.Integer) at org.apache.hadoop.hbase.HRegion.splitRegion(HRegion.java:596) - locked <0x00002aaab874d460> (a java.lang.Integer) at org.apache.hadoop.hbase.HRegionServer$CompactSplitThread.split(HRegionServer.java:294) at org.apache.hadoop.hbase.HRegionServer$CompactSplitThread.run(HRegionServer.java:258) "regionserver/0:0:0:0:0:0:0:0:60020.logRoller" daemon prio=1 tid=0x00002aab394f92b0 nid=0x717a waiting on condition [0x0000000041b0e000..0x0000000041b0ea80] at sun.misc.Unsafe.park(Native Method) at java.util.concurrent.locks.LockSupport.park(Unknown Source) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(Unknown Source) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(Unknown Source) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(Unknown Source) at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(Unknown Source) at java.util.concurrent.locks.ReentrantLock.lock(Unknown Source) at org.apache.hadoop.hbase.HLog.rollWriter(HLog.java:209) at org.apache.hadoop.hbase.HRegionServer$LogRoller.run(HRegionServer.java:539) - locked <0x00002aaab873ab38> (a java.lang.Integer) "org.apache.hadoop.io.ObjectWritable Connection Culler" daemon prio=1 tid=0x00002aab3c185dd0 nid=0x7176 waiting on condition [0x000000004170a000..0x000000004170ac80] at java.lang.Thread.sleep(Native Method) at org.apache.hadoop.ipc.Client$ConnectionCuller.run(Client.java:423) "org.apache.hadoop.hbase.io.HbaseObjectWritable Connection Culler" daemon prio=1 tid=0x00002aab3952f630 nid=0x716d waiting on condition [0x0000000041508000..0x0000000041508d80] at java.lang.Thread.sleep(Native Method) at org.apache.hadoop.ipc.Client$ConnectionCuller.run(Client.java:423) "DestroyJavaVM" prio=1 tid=0x0000000040116a90 nid=0x713b waiting on condition [0x0000000000000000..0x00007fff37683630] "regionserver/0:0:0:0:0:0:0:0:60020" prio=1 tid=0x00002aab395306a0 nid=0x716c waiting for monitor entry [0x0000000041407000..0x0000000041407d00] at org.apache.hadoop.hbase.HRegionServer.run(HRegionServer.java:796) - waiting to lock <0x00002aaab873ab38> (a java.lang.Integer) at java.lang.Thread.run(Unknown Source) "Low Memory Detector" daemon prio=1 tid=0x00002aab38b47c90 nid=0x716a runnable [0x0000000000000000..0x0000000000000000] "CompilerThread1" daemon prio=1 tid=0x00002aab38b46060 nid=0x7169 waiting on condition [0x0000000000000000..0x00000000411034a0] "CompilerThread0" daemon prio=1 tid=0x00002aab38b44ab0 nid=0x7168 waiting on condition [0x0000000000000000..0x0000000041002420] "AdapterThread" daemon prio=1 tid=0x00002aab38b43350 nid=0x7167 waiting on condition [0x0000000000000000..0x0000000000000000] "Signal Dispatcher" daemon prio=1 tid=0x00002aab38b33040 nid=0x7166 waiting on condition [0x0000000000000000..0x0000000040e01dd0] "Finalizer" daemon prio=1 tid=0x00002aaaaabf84c0 nid=0x7165 in Object.wait() [0x0000000040d00000..0x0000000040d00d80] at java.lang.Object.wait(Native Method) at java.lang.ref.ReferenceQueue.remove(Unknown Source) - locked <0x00002aaab84db068> (a java.lang.ref.ReferenceQueue$Lock) at java.lang.ref.ReferenceQueue.remove(Unknown Source) at java.lang.ref.Finalizer$FinalizerThread.run(Unknown Source) "Reference Handler" daemon prio=1 tid=0x00002aaaaabf7ca0 nid=0x7164 in Object.wait() [0x0000000040bff000..0x0000000040bffd00] at java.lang.Object.wait(Native Method) at java.lang.Object.wait(Unknown Source) at java.lang.ref.Reference$ReferenceHandler.run(Unknown Source) - locked <0x00002aaab8510530> (a java.lang.ref.Reference$Lock) "VM Thread" prio=1 tid=0x00002aaaaabf08a0 nid=0x7163 runnable "GC task thread#0 (ParallelGC)" prio=1 tid=0x00000000401eeaf0 nid=0x715b runnable "GC task thread#1 (ParallelGC)" prio=1 tid=0x00000000401ef970 nid=0x715c runnable "GC task thread#2 (ParallelGC)" prio=1 tid=0x00000000401f07f0 nid=0x715d runnable "GC task thread#3 (ParallelGC)" prio=1 tid=0x00000000401f1670 nid=0x715e runnable "GC task thread#4 (ParallelGC)" prio=1 tid=0x00000000401f24f0 nid=0x715f runnable "GC task thread#5 (ParallelGC)" prio=1 tid=0x00000000401f3370 nid=0x7160 runnable "GC task thread#6 (ParallelGC)" prio=1 tid=0x00000000401f41f0 nid=0x7161 runnable "GC task thread#7 (ParallelGC)" prio=1 tid=0x00000000401f5070 nid=0x7162 runnable "VM Periodic Task Thread" prio=1 tid=0x00000000401e5a00 nid=0x716b waiting on condition