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https://issues.apache.org/jira/browse/YARN-10207?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17077325#comment-17077325
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Szilard Nemeth edited comment on YARN-10207 at 4/7/20, 3:10 PM:
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[~sahuja],
Committed to trunk and branch-3.3.
For branch-3.2, I uploaded a patch ( [^YARN-10207.branch-3.2.001.patch] ) to
have a Jenkins results
was (Author: snemeth):
[~sahuja],
Committed to trunk and branch-3.3.
For branch-3.2, I uploaded a patch
(https://issues.apache.org/jira/secure/attachment/12999248/YARN-10207.branch-3.2.001.patch)
to have a Jenkins results
> CLOSE_WAIT socket connection leaks during rendering of (corrupted) aggregated
> logs on the JobHistoryServer Web UI
> -----------------------------------------------------------------------------------------------------------------
>
> Key: YARN-10207
> URL: https://issues.apache.org/jira/browse/YARN-10207
> Project: Hadoop YARN
> Issue Type: Bug
> Components: yarn
> Reporter: Siddharth Ahuja
> Assignee: Siddharth Ahuja
> Priority: Major
> Fix For: 3.3.0, 3.4.0
>
> Attachments: YARN-10207.001.patch, YARN-10207.002.patch,
> YARN-10207.003.patch, YARN-10207.004.patch, YARN-10207.branch-3.2.001.patch
>
>
> File descriptor leaks are observed coming from the JobHistoryServer process
> while it tries to render a "corrupted" aggregated log on the JHS Web UI.
> Issue reproduced using the following steps:
> # Ran a sample Hadoop MR Pi job, it had the id -
> application_1582676649923_0026.
> # Copied an aggregated log file from HDFS to local FS:
> {code}
> hdfs dfs -get
> /tmp/logs/systest/logs/application_1582676649923_0026/<nm_hostname>_8041
> {code}
> # Updated the TFile metadata at the bottom of this file with some junk to
> corrupt the file :
> *Before:*
> {code}
>
> ^@^GVERSION*(^@&container_1582676649923_0026_01_000003^F^Dnone^A^Pª5²ª5²^C^Qdata:BCFile.index^Dnoneª5þ^M^M^Pdata:TFile.index^Dnoneª5È66^Odata:TFile.meta^Dnoneª5Â^F^F^@^@^@^@^@^B6^K^@^A^@^@Ñ^QÓh<91>µ×¶9ßA@<92>ºáP
> {code}
> *After:*
> {code}
>
> ^@^GVERSION*(^@&container_1582676649923_0026_01_000003^F^Dnone^A^Pª5²ª5²^C^Qdata:BCFile.index^Dnoneª5þ^M^M^Pdata:TFile.index^Dnoneª5È66^Odata:TFile.meta^Dnoneª5Â^F^F^@^@^@^@^@^B6^K^@^A^@^@Ñ^QÓh<91>µ×¶9ßA@<92>ºáPblah
> {code}
> Notice "blah" (junk) added at the very end.
> # Remove the existing aggregated log file that will need to be replaced by
> our modified copy from step 3 (as otherwise HDFS will prevent it from placing
> the file with the same name as it already exists):
> {code}
> hdfs dfs -rm -r -f
> /tmp/logs/systest/logs/application_1582676649923_0026/<nm_hostname>_8041
> {code}
> # Upload the corrupted aggregated file back to HDFS:
> {code}
> hdfs dfs -put <nm_hostname>_8041
> /tmp/logs/systest/logs/application_1582676649923_0026
> {code}
> # Visit HistoryServer Web UI
> # Click on job_1582676649923_0026
> # Click on "logs" link against the AM (assuming the AM ran on nm_hostname)
> # Review the JHS logs, following exception will be seen:
> {code}
> 2020-03-24 20:03:48,484 ERROR org.apache.hadoop.yarn.webapp.View: Error
> getting logs for job_1582676649923_0026
> java.io.IOException: Not a valid BCFile.
> at
> org.apache.hadoop.io.file.tfile.BCFile$Magic.readAndVerify(BCFile.java:927)
> at
> org.apache.hadoop.io.file.tfile.BCFile$Reader.<init>(BCFile.java:628)
> at
> org.apache.hadoop.io.file.tfile.TFile$Reader.<init>(TFile.java:804)
> at
> org.apache.hadoop.yarn.logaggregation.AggregatedLogFormat$LogReader.<init>(AggregatedLogFormat.java:588)
> at
> org.apache.hadoop.yarn.logaggregation.filecontroller.tfile.TFileAggregatedLogsBlock.render(TFileAggregatedLogsBlock.java:111)
> at
> org.apache.hadoop.yarn.logaggregation.filecontroller.tfile.LogAggregationTFileController.renderAggregatedLogsBlock(LogAggregationTFileController.java:341)
> at
> org.apache.hadoop.yarn.webapp.log.AggregatedLogsBlock.render(AggregatedLogsBlock.java:117)
> at
> org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69)
> at
> org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79)
> at org.apache.hadoop.yarn.webapp.View.render(View.java:235)
> at
> org.apache.hadoop.yarn.webapp.view.HtmlPage$Page.subView(HtmlPage.java:49)
> at
> org.apache.hadoop.yarn.webapp.hamlet2.HamletImpl$EImp._v(HamletImpl.java:117)
> at
> org.apache.hadoop.yarn.webapp.hamlet2.Hamlet$TD.__(Hamlet.java:848)
> at
> org.apache.hadoop.yarn.webapp.view.TwoColumnLayout.render(TwoColumnLayout.java:71)
> at
> org.apache.hadoop.yarn.webapp.view.HtmlPage.render(HtmlPage.java:82)
> at
> org.apache.hadoop.yarn.webapp.Controller.render(Controller.java:212)
> at
> org.apache.hadoop.mapreduce.v2.hs.webapp.HsController.logs(HsController.java:202)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at
> org.apache.hadoop.yarn.webapp.Dispatcher.service(Dispatcher.java:162)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
> at
> com.google.inject.servlet.ServletDefinition.doServiceImpl(ServletDefinition.java:287)
> at
> com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:277)
> at
> com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:182)
> at
> com.google.inject.servlet.ManagedServletPipeline.service(ManagedServletPipeline.java:91)
> at
> com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:85)
> at
> com.sun.jersey.spi.container.servlet.ServletContainer.doFilter(ServletContainer.java:941)
> at
> com.sun.jersey.spi.container.servlet.ServletContainer.doFilter(ServletContainer.java:875)
> at
> com.sun.jersey.spi.container.servlet.ServletContainer.doFilter(ServletContainer.java:829)
> at
> com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
> at
> com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:119)
> at
> com.google.inject.servlet.GuiceFilter$1.call(GuiceFilter.java:133)
> at
> com.google.inject.servlet.GuiceFilter$1.call(GuiceFilter.java:130)
> at
> com.google.inject.servlet.GuiceFilter$Context.call(GuiceFilter.java:203)
> at
> com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:130)
> at
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1767)
> at
> org.apache.hadoop.security.http.XFrameOptionsFilter.doFilter(XFrameOptionsFilter.java:57)
> at
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1767)
> at
> org.apache.hadoop.http.lib.StaticUserWebFilter$StaticUserFilter.doFilter(StaticUserWebFilter.java:110)
> at
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1767)
> at
> org.apache.hadoop.http.HttpServer2$QuotingInputFilter.doFilter(HttpServer2.java:1553)
> at
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1767)
> at
> org.apache.hadoop.http.NoCacheFilter.doFilter(NoCacheFilter.java:45)
> at
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1767)
> at
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:583)
> at
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
> at
> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)
> at
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)
> at
> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1180)
> at
> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:513)
> at
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
> at
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1112)
> at
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
> at
> org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:119)
> at
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)
> at org.eclipse.jetty.server.Server.handle(Server.java:539)
> at
> org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:333)
> at
> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251)
> at
> org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:283)
> at
> org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:108)
> at
> org.eclipse.jetty.io.ssl.SslConnection.onFillable(SslConnection.java:259)
> 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}
> # Run lsof -p 13224 | grep CLOSE_WAIT
> {code}
> java 13224 mapred 231u IPv4 138429719 0t0 TCP
> nm_hostname:53040-><datanode_hostname>:9866 (CLOSE_WAIT)
> {code}
> where 9866 is the Datanode port in my cluster and 13224 is the
> JobHistoryServer process id.
>
> As long as I repeat 6,7,8 (in order and collectively) the CLOSE_WAIT
> instances keep increasing.
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