Full thread dump Java HotSpot(TM) 64-Bit Server VM (20.8-b03 mixed mode):
"DestroyJavaVM" prio=10 tid=0x00007feb18006800 nid=0xcc2 waiting on
condition [0x0000000000000000]
java.lang.Thread.State: RUNNABLE
"consumerGroup675437781_impetus-d898-1386323237902-426eefe2_watcher_executor"
prio=10 tid=0x00007feb18059000 nid=0xcd9 waiting on condition
[0x00007feb143cd000]
java.lang.Thread.State: TIMED_WAITING (parking)
at sun.misc.Unsafe.park(Native Method)
- parking to wait for <0x00000000ffbe80f8> (a
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
at
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:196)
at
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2116)
at
kafka.consumer.ZookeeperConsumerConnector$ZKRebalancerListener$$anon$1.run(ZookeeperConsumerConnector.scala:319)
"main-EventThread" daemon prio=10 tid=0x00007feb18321800 nid=0xcd8 waiting
on condition [0x00007feb144ce000]
java.lang.Thread.State: WAITING (parking)
at sun.misc.Unsafe.park(Native Method)
- parking to wait for <0x00000000ffbf00a0> (a
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
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
org.apache.zookeeper.ClientCnxn$EventThread.run(zookeeper:ClientCnxn.java):414)
"main-SendThread" daemon prio=10 tid=0x00007feb18145800 nid=0xcd7 runnable
[0x00007feb145cf000]
java.lang.Thread.State: RUNNABLE
at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:210)
at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:65)
at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:69)
- locked <0x00000000ffbf8118> (a sun.nio.ch.Util$2)
- locked <0x00000000ffbf8128> (a java.util.Collections$UnmodifiableSet)
- locked <0x00000000ffbf80d0> (a sun.nio.ch.EPollSelectorImpl)
at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:80)
at
org.apache.zookeeper.ClientCnxn$SendThread.run(zookeeper:ClientCnxn.java):921)
"ZkClient-EventThread-15-192.168.145.144:2181" daemon prio=10
tid=0x00007feb181d6800 nid=0xcd6 waiting on condition [0x00007feb147d8000]
java.lang.Thread.State: WAITING (parking)
at sun.misc.Unsafe.park(Native Method)
- parking to wait for <0x00000000ffbe81c0> (a
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
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 org.I0Itec.zkclient.ZkEventThread.run(ZkEventThread.java:68)
"ProducerSendThread-" prio=10 tid=0x00007feb182d4000 nid=0xcd5 waiting on
condition [0x00007feb148d9000]
java.lang.Thread.State: TIMED_WAITING (parking)
at sun.misc.Unsafe.park(Native Method)
- parking to wait for <0x00000000ffbe82f0> (a
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
at
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:196)
at
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2025)
at
java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:424)
at
kafka.producer.async.ProducerSendThread$$anonfun$processEvents$1.apply(ProducerSendThread.scala:65)
at
kafka.producer.async.ProducerSendThread$$anonfun$processEvents$1.apply(ProducerSendThread.scala:65)
at scala.collection.immutable.Stream$.continually(Stream.scala:598)
at
kafka.producer.async.ProducerSendThread.processEvents(ProducerSendThread.scala:65)
at
kafka.producer.async.ProducerSendThread.run(ProducerSendThread.scala:44)
"metrics-meter-tick-thread-2" daemon prio=10 tid=0x00007feb1811b000
nid=0xcd4 waiting on condition [0x00007feb149da000]
java.lang.Thread.State: TIMED_WAITING (parking)
at sun.misc.Unsafe.park(Native Method)
- parking to wait for <0x00000000ffbf81a8> (a
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
at
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:196)
at
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2025)
at java.util.concurrent.DelayQueue.take(DelayQueue.java:164)
at
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:609)
at
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:602)
at
java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:947)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
at java.lang.Thread.run(Thread.java:662)
"metrics-meter-tick-thread-1" daemon prio=10 tid=0x00007feb181a8000
nid=0xcd3 waiting on condition [0x00007feb14adb000]
java.lang.Thread.State: TIMED_WAITING (parking)
at sun.misc.Unsafe.park(Native Method)
- parking to wait for <0x00000000ffbf81a8> (a
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
at
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:196)
at
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2025)
at java.util.concurrent.DelayQueue.take(DelayQueue.java:164)
at
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:609)
at
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:602)
at
java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:947)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
at java.lang.Thread.run(Thread.java:662)
"Abandoned connection cleanup thread" daemon prio=10 tid=0x00007feb18151000
nid=0xcd2 in Object.wait() [0x00007feb14ce3000]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on <0x00000000ffbf8330> (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:118)
- locked <0x00000000ffbf8330> (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:134)
at
com.mysql.jdbc.NonRegisteringDriver$1.run(NonRegisteringDriver.java:93)
"Low Memory Detector" daemon prio=10 tid=0x00007feb18090800 nid=0xccd
runnable [0x0000000000000000]
java.lang.Thread.State: RUNNABLE
"C2 CompilerThread1" daemon prio=10 tid=0x00007feb1808e000 nid=0xccc
waiting on condition [0x0000000000000000]
java.lang.Thread.State: RUNNABLE
"C2 CompilerThread0" daemon prio=10 tid=0x00007feb1808b800 nid=0xccb
waiting on condition [0x0000000000000000]
java.lang.Thread.State: RUNNABLE
"Signal Dispatcher" daemon prio=10 tid=0x00007feb18089000 nid=0xcca waiting
on condition [0x0000000000000000]
java.lang.Thread.State: RUNNABLE
"Finalizer" daemon prio=10 tid=0x00007feb1806d000 nid=0xcc9 in
Object.wait() [0x00007feb1d407000]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on <0x00000000ffbe8910> (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:118)
- locked <0x00000000ffbe8910> (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:134)
at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:159)
"Reference Handler" daemon prio=10 tid=0x00007feb1806b000 nid=0xcc8 in
Object.wait() [0x00007feb1d508000]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on <0x00000000ffbe8aa0> (a java.lang.ref.Reference$Lock)
at java.lang.Object.wait(Object.java:485)
at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:116)
- locked <0x00000000ffbe8aa0> (a java.lang.ref.Reference$Lock)
"VM Thread" prio=10 tid=0x00007feb18064800 nid=0xcc7 runnable
"GC task thread#0 (ParallelGC)" prio=10 tid=0x00007feb18019800 nid=0xcc3
runnable
"GC task thread#1 (ParallelGC)" prio=10 tid=0x00007feb1801b800 nid=0xcc4
runnable
"GC task thread#2 (ParallelGC)" prio=10 tid=0x00007feb1801d800 nid=0xcc5
runnable
"GC task thread#3 (ParallelGC)" prio=10 tid=0x00007feb1801f000 nid=0xcc6
runnable
"VM Periodic Task Thread" prio=10 tid=0x00007feb180a3000 nid=0xcce waiting
on condition
JNI global references: 1310
Heap
PSYoungGen total 29888K, used 26071K [0x00000000fdeb0000,
0x0000000100000000, 0x0000000100000000)
eden space 25664K, 92% used
[0x00000000fdeb0000,0x00000000ff5f5f60,0x00000000ff7c0000)
from space 4224K, 53% used
[0x00000000ffbe0000,0x00000000ffe10050,0x0000000100000000)
to space 4224K, 0% used
[0x00000000ff7c0000,0x00000000ff7c0000,0x00000000ffbe0000)
PSOldGen total 68288K, used 0K [0x00000000f9c00000,
0x00000000fdeb0000, 0x00000000fdeb0000)
object space 68288K, 0% used
[0x00000000f9c00000,0x00000000f9c00000,0x00000000fdeb0000)
PSPermGen total 29888K, used 29878K [0x00000000f4a00000,
0x00000000f6730000, 0x00000000f9c00000)
object space 29888K, 99% used
[0x00000000f4a00000,0x00000000f672dad8,0x00000000f6730000)
On Wed, Dec 4, 2013 at 11:11 PM, Jun Rao <jun...@gmail.com> wrote:
> Could you take a thread dump and see where the createMessageStreams is
> stuck?
>
> Thanks,
>
> Jun
>
>
> On Wed, Dec 4, 2013 at 4:10 AM, Tarang Dawer <tarang.da...@gmail.com>
> wrote:
>
> > Hi All
> >
> > I am using Kafka 0.8 , with inbuilt zookeeper.
> > I am runnings consumers in a jar.
> >
> >
> >
> > Configuration properties for creating consumerConfig : -
> >
> > zookeeper.connect=IP
> > group.id=consumerGroup
> > fetch.message.max.bytes=1000000000
> > zookeeper.session.timeout.ms=60000
> > auto.offset.reset=smallest
> > zookeeper.sync.time.ms=200
> > auto.commit.enable=false
> >
> > While running it, some times the consumer gets stuck on the message
> stream
> > creation call i.e
> >
> >
> > ConsumerConfig consumerConfig = new ConsumerConfig(this.props);
> >
> > ConsumerConnector consumerConnector = Consumer
> > .createJavaConsumerConnector(consumerConfig);
> >
> >
> > *Map<String, List<KafkaStream<byte[], byte[]>>> messageStreamMap =
> > consumerConnector .createMessageStreams(topicMap)*;
> >
> > I have tested this thing on a number of partition settings , i.e 1,2,5
> etc.
> >
> > Whenever the consumer gets stuck, i have to kill the jar, and start it
> > again. This thing happens only a select couple of times , i.e 2 or 3
> times
> > out of 10, and for rest of the times, the consumer starts fine.
> >
> > Is there some property configuration that i may have been missing, that's
> > causing this inconsistent behaviour ?
> >
> >
> > Any guidance would be of great help.
> >
> > Thanks
> > Tarang Dawer
> >
>
