Solr 4.6.1, 4 node cloud with 3 zk
I see the following thread as blocked. Could somebody please help me
understand what is going on here and how will it impact solr cloud? All
four of these threads blocked. Thanks.
"coreZkRegister-1-thread-1" id=74 idx=0x108 tid=32162 prio=5 alive,
parked, native_blocked
-- Parking to wait for:
java/util/concurrent/locks/AbstractQueuedSynchronizer$ConditionObject@0x11a61daf8
at pthread_cond_wait@@GLIBC_2.3.2+202(:0)@0x3d4180b5ba
at eventTimedWaitNoTransitionImpl+71(event.c:90)@0x7f41a970aba8
at
syncWaitForSignalNoTransition+65(synchronization.c:28)@0x7f41a989e0b2
at syncWaitForSignal+189(synchronization.c:85)@0x7f41a989e20e
at vmtPark+164(signaling.c:72)@0x7f41a987a165
at jrockit/vm/Locks.park0(J)V(Native Method)
at jrockit/vm/Locks.park(Locks.java:2230)
at sun/misc/Unsafe.park(ZJ)V(Native Method)
at java/util/concurrent/locks/LockSupport.park(LockSupport.java:156)
at
java/util/concurrent/locks/AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1987)
at
java/util/concurrent/LinkedBlockingQueue.take(LinkedBlockingQueue.java:399)
at
java/util/concurrent/ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:957)
at
java/util/concurrent/ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:917)
at java/lang/Thread.run(Thread.java:682)
at jrockit/vm/RNI.c2java(JJJJJ)V(Native Method)