[GitHub] [skywalking] xiaoniankang commented on issue #9297: [Feature] About support multi threads and auto finalize for skywalking-rust.

[GitBox <gi...@apache.org>]

xiaoniankang commented on issue #9297:
URL: https://github.com/apache/skywalking/issues/9297#issuecomment-1200843846

   > > 也许是一些可视化错误？我不确定这一点。因为这个 span 有两个引用，一个是 RPC peer，另一个是来自本地 span 的 snapshot。
   > > 如果您纯粹想检查捕获和连续性，则所有异步 HTTP 调用或回调都应包括这种情况。
   > 
   > 我已经确认了 9.0.0 和 9.1.0 的问题。
   > 
   > 该问题是由于`EndpointDepFromCrossThreadAnalysisListener`在v9中引入的，在分析过程中抛出了NPE，那么该段将不会被保存到存储中。
   > 
   > ```
   > org.apache.skywalking.oap.server.receiver.trace.provider.handler.v8.grpc.TraceSegmentReportServiceHandler - 75 [grpcServerPool-1-thread-14] ERROR [] - null
   > java.lang.NullPointerException: null
   > 	at org.apache.skywalking.oap.server.core.source.EndpointRelation.prepare(EndpointRelation.java:101) ~[server-core-9.1.0.jar:9.1.0]
   > 	at org.apache.skywalking.oap.server.core.analysis.DispatcherManager.forward(DispatcherManager.java:59) ~[server-core-9.1.0.jar:9.1.0]
   > 	at org.apache.skywalking.oap.server.core.source.SourceReceiverImpl.receive(SourceReceiverImpl.java:36) ~[server-core-9.1.0.jar:9.1.0]
   > 	at org.apache.skywalking.oap.server.analyzer.provider.trace.parser.listener.EndpointDepFromCrossThreadAnalysisListener.lambda$build$0(EndpointDepFromCrossThreadAnalysisListener.java:130) ~[agent-analyzer-9.1.0.jar:9.1.0]
   > 	at java.util.ArrayList.forEach(ArrayList.java:1259) ~[?:1.8.0_332]
   > 	at org.apache.skywalking.oap.server.analyzer.provider.trace.parser.listener.EndpointDepFromCrossThreadAnalysisListener.build(EndpointDepFromCrossThreadAnalysisListener.java:124) ~[agent-analyzer-9.1.0.jar:9.1.0]
   > 	at java.util.ArrayList.forEach(ArrayList.java:1259) ~[?:1.8.0_332]
   > 	at org.apache.skywalking.oap.server.analyzer.provider.trace.parser.TraceAnalyzer.notifyListenerToBuild(TraceAnalyzer.java:75) ~[agent-analyzer-9.1.0.jar:9.1.0]
   > 	at org.apache.skywalking.oap.server.analyzer.provider.trace.parser.TraceAnalyzer.doAnalysis(TraceAnalyzer.java:71) ~[agent-analyzer-9.1.0.jar:9.1.0]
   > 	at org.apache.skywalking.oap.server.analyzer.provider.trace.parser.SegmentParserServiceImpl.send(SegmentParserServiceImpl.java:40) ~[agent-analyzer-9.1.0.jar:9.1.0]
   > 	at org.apache.skywalking.oap.server.receiver.trace.provider.handler.v8.grpc.TraceSegmentReportServiceHandler$1.onNext(TraceSegmentReportServiceHandler.java:72) [skywalking-trace-receiver-plugin-9.1.0.jar:9.1.0]
   > 	at org.apache.skywalking.oap.server.receiver.trace.provider.handler.v8.grpc.TraceSegmentReportServiceHandler$1.onNext(TraceSegmentReportServiceHandler.java:63) [skywalking-trace-receiver-plugin-9.1.0.jar:9.1.0]
   > 	at io.grpc.stub.ServerCalls$StreamingServerCallHandler$StreamingServerCallListener.onMessage(ServerCalls.java:262) [grpc-stub-1.46.0.jar:1.46.0]
   > 	at io.grpc.internal.ServerCallImpl$ServerStreamListenerImpl.messagesAvailableInternal(ServerCallImpl.java:318) [grpc-core-1.46.0.jar:1.46.0]
   > 	at io.grpc.internal.ServerCallImpl$ServerStreamListenerImpl.messagesAvailable(ServerCallImpl.java:301) [grpc-core-1.46.0.jar:1.46.0]
   > 	at io.grpc.internal.ServerImpl$JumpToApplicationThreadServerStreamListener$1MessagesAvailable.runInContext(ServerImpl.java:834) [grpc-core-1.46.0.jar:1.46.0]
   > 	at io.grpc.internal.ContextRunnable.run(ContextRunnable.java:37) [grpc-core-1.46.0.jar:1.46.0]
   > 	at io.grpc.internal.SerializingExecutor.run(SerializingExecutor.java:133) [grpc-core-1.46.0.jar:1.46.0]
   > 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_332]
   > 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_332]
   > 	at java.lang.Thread.run(Thread.java:750) [?:1.8.0_332]
   > ```
   
   Has the 9.1.0 version of the official website been solved?  I still seem to have this problem with the 9.1.0 tar package I downloaded 


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