[
https://issues.apache.org/jira/browse/KYLIN-4305?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17123376#comment-17123376
]
ASF GitHub Bot commented on KYLIN-4305:
---------------------------------------
coveralls commented on pull request #1239:
URL: https://github.com/apache/kylin/pull/1239#issuecomment-637301692
## Pull Request Test Coverage Report for [Build
5961](https://coveralls.io/builds/31177813)
* **42** of **86** **(48.84%)** changed or added relevant lines in **8**
files are covered.
* **15** unchanged lines in **5** files lost coverage.
* Overall coverage decreased (**-0.002%**) to **28.298%**
---
| Changes Missing Coverage | Covered Lines | Changed/Added Lines | % |
| :-----|--------------|--------|---: |
|
[stream-core/src/main/java/org/apache/kylin/stream/core/query/StreamingCubeDataSearcher.java](https://coveralls.io/builds/31177813/source?filename=stream-core%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fstream%2Fcore%2Fquery%2FStreamingCubeDataSearcher.java#L76)
| 5 | 7 | 71.43%
|
[stream-core/src/main/java/org/apache/kylin/stream/core/query/StreamingSearchContext.java](https://coveralls.io/builds/31177813/source?filename=stream-core%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fstream%2Fcore%2Fquery%2FStreamingSearchContext.java#L169)
| 2 | 4 | 50.0%
|
[stream-receiver/src/main/java/org/apache/kylin/stream/server/rest/controller/DataController.java](https://coveralls.io/builds/31177813/source?filename=stream-receiver%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fstream%2Fserver%2Frest%2Fcontroller%2FDataController.java#L85)
| 0 | 2 | 0.0%
|
[stream-core/src/main/java/org/apache/kylin/stream/core/model/DataRequest.java](https://coveralls.io/builds/31177813/source?filename=stream-core%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fstream%2Fcore%2Fmodel%2FDataRequest.java#L148)
| 0 | 3 | 0.0%
|
[core-common/src/main/java/org/apache/kylin/common/KylinConfigBase.java](https://coveralls.io/builds/31177813/source?filename=core-common%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fcommon%2FKylinConfigBase.java#L2482)
| 1 | 5 | 20.0%
|
[storage-stream/src/main/java/org/apache/kylin/storage/stream/rpc/HttpStreamDataSearchClient.java](https://coveralls.io/builds/31177813/source?filename=storage-stream%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fstorage%2Fstream%2Frpc%2FHttpStreamDataSearchClient.java#L101)
| 0 | 5 | 0.0%
|
[server-base/src/main/java/org/apache/kylin/rest/service/StreamingV2Service.java](https://coveralls.io/builds/31177813/source?filename=server-base%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Frest%2Fservice%2FStreamingV2Service.java#L233)
| 0 | 12 | 0.0%
|
[stream-core/src/main/java/org/apache/kylin/stream/core/query/MultiThreadsResultCollector.java](https://coveralls.io/builds/31177813/source?filename=stream-core%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fstream%2Fcore%2Fquery%2FMultiThreadsResultCollector.java#L90)
| 34 | 48 | 70.83%
<!-- | **Total:** | **42** | **86** | **48.84%** | -->
| Files with Coverage Reduction | New Missed Lines | % |
| :-----|--------------|--: |
|
[storage-stream/src/main/java/org/apache/kylin/storage/stream/rpc/HttpStreamDataSearchClient.java](https://coveralls.io/builds/31177813/source?filename=storage-stream%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fstorage%2Fstream%2Frpc%2FHttpStreamDataSearchClient.java#L187)
| 1 | 0% |
|
[core-job/src/main/java/org/apache/kylin/job/impl/threadpool/DefaultScheduler.java](https://coveralls.io/builds/31177813/source?filename=core-job%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fjob%2Fimpl%2Fthreadpool%2FDefaultScheduler.java#L194)
| 2 | 80.23% |
|
[stream-core/src/main/java/org/apache/kylin/stream/core/query/MultiThreadsResultCollector.java](https://coveralls.io/builds/31177813/source?filename=stream-core%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fstream%2Fcore%2Fquery%2FMultiThreadsResultCollector.java#L93)
| 3 | 76.67% |
|
[core-metrics/src/main/java/org/apache/kylin/metrics/lib/impl/MetricsSystem.java](https://coveralls.io/builds/31177813/source?filename=core-metrics%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fmetrics%2Flib%2Fimpl%2FMetricsSystem.java#L48)
| 4 | 68.33% |
|
[core-cube/src/main/java/org/apache/kylin/cube/inmemcubing/MemDiskStore.java](https://coveralls.io/builds/31177813/source?filename=core-cube%2Fsrc%2Fmain%2Fjava%2Forg%2Fapache%2Fkylin%2Fcube%2Finmemcubing%2FMemDiskStore.java#L439)
| 5 | 77.81% |
<!-- | **Total:** | **15** | | -->
| Totals | [](https://coveralls.io/builds/31177813)
|
| :-- | --: |
| Change from base [Build 5960](https://coveralls.io/builds/31161141): |
-0.002% |
| Covered Lines: | 25751 |
| Relevant Lines: | 90999 |
---
##### 💛 - [Coveralls](https://coveralls.io)
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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
> Fix For: v3.1.0
>
> 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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