lhotari commented on pull request #9764: URL: https://github.com/apache/pulsar/pull/9764#issuecomment-787887121
Here's an example of a suspicious stacktrace from one of the ReplicatorTest timeouts ([full threaddump](https://jstack.review/?https://gist.github.com/lhotari/3d2aa04041f86645622e044fbca18003#tda_1_dump)): ``` "ForkJoinPool.commonPool-worker-2" daemon prio=5 tid=503 in Object.wait() java.lang.Thread.State: WAITING (on object monitor) at sun.misc.Unsafe.park(Native Method) at java.util.concurrent.locks.StampedLock.acquireRead(StampedLock.java:1286) at java.util.concurrent.locks.StampedLock.readLock(StampedLock.java:428) at org.apache.pulsar.common.util.collections.ConcurrentOpenHashMap$Section.forEach(ConcurrentOpenHashMap.java:367) at org.apache.pulsar.common.util.collections.ConcurrentOpenHashMap.forEach(ConcurrentOpenHashMap.java:159) at org.apache.pulsar.broker.service.persistent.PersistentTopic.onPoliciesUpdate(PersistentTopic.java:2170) at org.apache.pulsar.broker.service.BrokerService.lambda$null$62(BrokerService.java:1674) at org.apache.pulsar.broker.service.BrokerService$$Lambda$922/1818690322.accept(Unknown Source) at java.util.Optional.ifPresent(Optional.java:159) at org.apache.pulsar.broker.service.BrokerService.lambda$null$63(BrokerService.java:1674) at org.apache.pulsar.broker.service.BrokerService$$Lambda$921/148576384.accept(Unknown Source) at java.util.concurrent.CompletableFuture.uniAccept(CompletableFuture.java:670) at java.util.concurrent.CompletableFuture.uniAcceptStage(CompletableFuture.java:683) at java.util.concurrent.CompletableFuture.thenAccept(CompletableFuture.java:2010) at org.apache.pulsar.broker.service.BrokerService.lambda$onUpdate$64(BrokerService.java:1669) at org.apache.pulsar.broker.service.BrokerService$$Lambda$920/1723403002.accept(Unknown Source) at org.apache.pulsar.common.util.collections.ConcurrentOpenHashMap$Section.forEach(ConcurrentOpenHashMap.java:387) at org.apache.pulsar.common.util.collections.ConcurrentOpenHashMap.forEach(ConcurrentOpenHashMap.java:159) at org.apache.pulsar.broker.service.BrokerService.onUpdate(BrokerService.java:1665) at org.apache.pulsar.broker.service.BrokerService.onUpdate(BrokerService.java:175) at org.apache.pulsar.zookeeper.ZooKeeperDataCache.lambda$4(ZooKeeperDataCache.java:138) at org.apache.pulsar.zookeeper.ZooKeeperDataCache$$Lambda$538/1964134182.accept(Unknown Source) at java.util.concurrent.CompletableFuture.uniAccept(CompletableFuture.java:670) at java.util.concurrent.CompletableFuture$UniAccept.tryFire(CompletableFuture.java:646) at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488) at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1975) at org.apache.pulsar.zookeeper.ZooKeeperCache.lambda$18(ZooKeeperCache.java:386) at org.apache.pulsar.zookeeper.ZooKeeperCache$$Lambda$188/1103281887.accept(Unknown Source) at java.util.concurrent.CompletableFuture.uniAccept(CompletableFuture.java:670) at java.util.concurrent.CompletableFuture$UniAccept.tryFire(CompletableFuture.java:646) at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488) at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1975) at org.apache.pulsar.zookeeper.ZooKeeperCache.lambda$14(ZooKeeperCache.java:366) at org.apache.pulsar.zookeeper.ZooKeeperCache$$Lambda$198/880015051.run(Unknown Source) at java.util.concurrent.ForkJoinTask$RunnableExecuteAction.exec(ForkJoinTask.java:1402) at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056) at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692) at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:175) ``` whenever Policies get updated, this code will get executed: https://github.com/apache/pulsar/blob/dbf29e95f7a4003bd905a7bd2ad13a5c46ae1a5e/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/BrokerService.java#L1659-L1682 ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected]
