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Posted to issues@kylin.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2020/01/21 06:28:00 UTC
[jira] [Commented] (KYLIN-4305) Streaming Receiver cannot limit
income query request or cancel long-running query
[ https://issues.apache.org/jira/browse/KYLIN-4305?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17019878#comment-17019878 ]
ASF GitHub Bot commented on KYLIN-4305:
---------------------------------------
nichunen commented on pull request #1009: KYLIN-4305 Streaming Receiver cannot limit income query request or ca…
URL: https://github.com/apache/kylin/pull/1009
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> Streaming Receiver cannot limit income query request or cancel long-running query
> ---------------------------------------------------------------------------------
>
> Key: KYLIN-4305
> URL: https://issues.apache.org/jira/browse/KYLIN-4305
> Project: Kylin
> Issue Type: Improvement
> Components: Real-time Streaming
> Reporter: Xiaoxiang Yu
> Assignee: Xiaoxiang Yu
> Priority: Major
> Attachments: Jietu20191217-221025.png, after_repair_receiver.jstack, image-2019-12-17-22-12-01-098.png, streaming_receiver_jstack.log
>
>
> When under heavy load(high rate of query request), receiver can not stand it, and most quey may timeout, but the query processing thread cannot be cancelled in receiver side, which will cause receiver's crash. You have to restart it.
> kylin.log
> {code:java}
> Caused by: java.lang.RuntimeException: timeout when call stream rpc
> at org.apache.kylin.storage.stream.rpc.HttpStreamDataSearchClient$QueuedStreamingTupleIterator.hasNext(HttpStreamDataSearchClient.java:298)
> at com.google.common.collect.Iterators$5.hasNext(Iterators.java:596)
> at org.apache.kylin.metadata.tuple.CompoundTupleIterator.hasNext(CompoundTupleIterator.java:52)
> at org.apache.kylin.query.enumerator.OLAPEnumerator.moveNext(OLAPEnumerator.java:63)
> at Baz$1$1.moveNext(Unknown Source)
> at org.apache.calcite.linq4j.EnumerableDefaults.groupBy_(EnumerableDefaults.java:825)
> at org.apache.calcite.linq4j.EnumerableDefaults.groupBy(EnumerableDefaults.java:761)
> at org.apache.calcite.linq4j.DefaultEnumerable.groupBy(DefaultEnumerable.java:302)
> at Baz.bind(Unknown Source)
> at org.apache.calcite.jdbc.CalcitePrepare$CalciteSignature.enumerable(CalcitePrepare.java:365)
> at org.apache.calcite.jdbc.CalciteConnectionImpl.enumerable(CalciteConnectionImpl.java:301)
> at org.apache.calcite.jdbc.CalciteMetaImpl._createIterable(CalciteMetaImpl.java:559)
> at org.apache.calcite.jdbc.CalciteMetaImpl.createIterable(CalciteMetaImpl.java:550)
> at org.apache.calcite.avatica.AvaticaResultSet.execute(AvaticaResultSet.java:182)
> at org.apache.calcite.jdbc.CalciteResultSet.execute(CalciteResultSet.java:67)
> at org.apache.calcite.jdbc.CalciteResultSet.execute(CalciteResultSet.java:44)
> at org.apache.calcite.avatica.AvaticaConnection$1.execute(AvaticaConnection.java:667)
> at org.apache.calcite.jdbc.CalciteMetaImpl.prepareAndExecute(CalciteMetaImpl.java:619)
> at org.apache.calcite.avatica.AvaticaConnection.prepareAndExecuteInternal(AvaticaConnection.java:675)
> at org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:156)
> ... 83 more
> {code}
> jstack
> {code:java}
> "qtp1901663135-48" #48 prio=5 os_prio=0 tid=0x00007f839995f800 nid=0x3cdd runnable [0x00007f83674fe000]
> java.lang.Thread.State: RUNNABLE
> at java.lang.Thread.yield(Native Method)
> at org.apache.kylin.stream.core.query.MultiThreadsResultCollector$1.hasNext(MultiThreadsResultCollector.java:75)
> at org.apache.kylin.stream.core.query.RecordsAggregator.aggregate(RecordsAggregator.java:100)
> at org.apache.kylin.stream.core.query.StreamingCubeDataSearcher$StreamAggregateSearchResult.iterator(StreamingCubeDataSearcher.java:191)
> at org.apache.kylin.stream.server.rest.controller.DataController.query(DataController.java:119)
> at sun.reflect.GeneratedMethodAccessor87.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)
> at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)
> at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:97)
> at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
> at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
> at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
> at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967)
> at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901)
> at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
> at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
> at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
> at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:848)
> at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:584)
> at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1180)
> at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:512)
> at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1112)
> at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
> at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:213)
> at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)
> at org.eclipse.jetty.server.Server.handle(Server.java:534)
> at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:333)
> at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251)
> at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:283)
> at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:108)
> at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93)
> at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:303)
> at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
> at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
> at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
> at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
> at java.lang.Thread.run(Thread.java:748)
> {code}
> {code}
> [root@cdh-worker-1 apache-kylin-3.0.0-SNAPSHOT-bin]# jstack 15512 | grep org.apache.kylin.stream.core.query.MultiThreadsResultCollector | wc -l
> 81
> {code}
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