Question

我们正在使用TSDB（net.opentsdb.core.TSDB）Java API从OpenTSDB保存和检索数据点。当区域开始拆分时，java API无法保存数据点，甚至线程在保存数据点时也会被阻塞。即使区域恢复联机后，它仍然无法保存数据点，并且再也无法恢复。

Thread dump of blocked threads on save API :-

java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at com.stumbleupon.async.Deferred.doJoin(Deferred.java:1138)
        - locked <0x00000006acc5d570> (a com.stumbleupon.async.Deferred$Signal)
        at com.stumbleupon.async.Deferred.joinUninterruptibly(Deferred.java:1064)
        at net.opentsdb.uid.UniqueId.getOrCreateId(UniqueId.java:673)
        at net.opentsdb.core.IncomingDataPoints.rowKeyTemplate(IncomingDataPoints.java:139)
        at net.opentsdb.core.TSDB.addPointInternal(TSDB.java:963)
        at net.opentsdb.core.TSDB.addPoint(TSDB.java:873)
        at com.appdynamics.pi.tsd.client.OpenTSDBClient.addPoint(OpenTSDBClient.java:76)
        at com.appdynamics.pi.tsd.dao.OpentsdbAdapter.saveDataPoints(OpentsdbAdapter.java:61)
        at com.appdynamics.pi.tsd.dao.TimeSeriesDaoOpenTSDB.saveContextualAnomaly(TimeSeriesDaoOpenTSDB.java:50)
        at com.appdynamics.pi.tsd.processor.ContextualMessageProcessor.saveContextualAnomalyEvent(ContextualMessageProcessor.java:69)
        at com.appdynamics.pi.tsd.processor.ContextualMessageProcessor.process(ContextualMessageProcessor.java:41)
        at com.appdynamics.pi.tsd.processor.ContextualMessageProcessor.process(ContextualMessageProcessor.java:24)
        at org.apache.kafka.streams.processor.internals.ProcessorNode$1.run(ProcessorNode.java:46)
        at org.apache.kafka.streams.processor.internals.StreamsMetricsImpl.measureLatencyNs(StreamsMetricsImpl.java:208)
        at org.apache.kafka.streams.processor.internals.ProcessorNode.process(ProcessorNode.java:124)
        at org.apache.kafka.streams.processor.internals.ProcessorContextImpl.forward(ProcessorContextImpl.java:85)
        at org.apache.kafka.streams.processor.internals.SourceNode.process(SourceNode.java:80)
        at org.apache.kafka.streams.processor.internals.StreamTask.process(StreamTask.java:216)
        at org.apache.kafka.streams.processor.internals.AssignedTasks.process(AssignedTasks.java:403)
        at org.apache.kafka.streams.processor.internals.TaskManager.process(TaskManager.java:317)
        at org.apache.kafka.streams.processor.internals.StreamThread.processAndMaybeCommit(StreamThread.java:942)

在应用程序日志中，我们看到以下消息：-

由于NSRE，现在有1500个RPC待处理

由于NSRE，现在有2000个RPC待处理

TSDB（net.opentsdb.core.TSDB）Java API在区域拆分时无法保存数据点

0 个答案: