ActiveMQ 日志中浏览主题异常失败

Question

我正在使用 ActiveMQ v5.10。

我无法理解日志中出现异常的根本原因。

[20141116 13:07:30.288 EDT (ActiveMQ Broker[broker] Scheduler) org.apache.activemq.broker.region.Topic#doBrowse 615 WARN] - Failed to browse Topic: cometd. 
ProxyPush
java.io.EOFException: Chunk stream does not exist, page: 34 is marked free 
        at org.apache.activemq.store.kahadb.disk.page.Transaction$2.readPage(Transaction.java:470) 
        at org.apache.activemq.store.kahadb.disk.page.Transaction$2.<init>(Transaction.java:447) 
        at org.apache.activemq.store.kahadb.disk.page.Transaction.openInputStream(Transaction.java:444) 
        at org.apache.activemq.store.kahadb.disk.page.Transaction.load(Transaction.java:420) 
        at org.apache.activemq.store.kahadb.disk.page.Transaction.load(Transaction.java:377) 
        at org.apache.activemq.store.kahadb.disk.index.BTreeIndex.loadNode(BTreeIndex.java:262) 
        at org.apache.activemq.store.kahadb.disk.index.BTreeIndex.getRoot(BTreeIndex.java:174) 
        at org.apache.activemq.store.kahadb.disk.index.BTreeIndex.iterator(BTreeIndex.java:232) 
        at org.apache.activemq.store.kahadb.MessageDatabase$MessageOrderIndex$MessageOrderIterator.<init>(MessageDatabase.java:2757) 
        at org.apache.activemq.store.kahadb.MessageDatabase$MessageOrderIndex.iterator(MessageDatabase.java:2739) 
        at org.apache.activemq.store.kahadb.KahaDBStore$KahaDBMessageStore$3.execute(KahaDBStore.java:526) 
        at org.apache.activemq.store.kahadb.disk.page.Transaction.execute(Transaction.java:779) 
        at org.apache.activemq.store.kahadb.KahaDBStore$KahaDBMessageStore.recover(KahaDBStore.java:522) 
        at org.apache.activemq.store.ProxyTopicMessageStore.recover(ProxyTopicMessageStore.java:62) 
        at org.apache.activemq.store.ProxyTopicMessageStore.recover(ProxyTopicMessageStore.java:62) 
        at org.apache.activemq.broker.region.Topic.doBrowse(Topic.java:578) 
        at org.apache.activemq.broker.region.Topic.access$100(Topic.java:65) 
        at org.apache.activemq.broker.region.Topic$6.run(Topic.java:703) 
        at org.apache.activemq.thread.SchedulerTimerTask.run(SchedulerTimerTask.java:33) 
        at java.util.TimerThread.mainLoop(Timer.java:555) 
        at java.util.TimerThread.run(Timer.java:505) 

虽然这种异常很少发生并且有时会发生，但我想知道可能是什么原因。

请注意，经纪人和客户的沟通是正常的。客户端能够发送和接收有关该主题的消息，但异常不断出现。该主题没有持久订阅者。在此主题上发送的消息是非持久的。

Answer 1

你可以看看here。似乎是 KahaDB 持久性引擎中的一些错误