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YARN-1409. NonAggregatingLogHandler can throw RejectedExecutionException. Contributed by Tsuyoshi OZAWA 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1556282 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jason Darrell Lowe 2014-01-07 17:11:09 +00:00
parent c3cc855d27
commit 785c12056c
3 changed files with 41 additions and 3 deletions
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3
hadoop-yarn-project/CHANGES.txt
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@ -295,6 +295,9 @@ Release 2.4.0 - UNRELEASED
YARN-1560. Fixed TestYarnClient#testAMMRTokens failure with null AMRM token.
(Ted Yu via jianhe)
YARN-1409. NonAggregatingLogHandler can throw RejectedExecutionException
(Tsuyoshi OZAWA via jlowe)
Release 2.3.0 - UNRELEASED
INCOMPATIBLE CHANGES

14
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/loghandler/NonAggregatingLogHandler.java
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@ -23,6 +23,7 @@
import java.util.concurrent.ScheduledThreadPoolExecutor;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.RejectedExecutionException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
@ -118,10 +119,17 @@ public void handle(LogHandlerEvent event) {
LOG.info("Scheduling Log Deletion for application: "
+ appFinishedEvent.getApplicationId() + ", with delay of "
+ this.deleteDelaySeconds + " seconds");
sched.schedule(
LogDeleterRunnable logDeleter =
new LogDeleterRunnable(appOwners.remove(appFinishedEvent
.getApplicationId()), appFinishedEvent.getApplicationId()),
this.deleteDelaySeconds, TimeUnit.SECONDS);
.getApplicationId()), appFinishedEvent.getApplicationId());
try {
sched.schedule(logDeleter, this.deleteDelaySeconds,
TimeUnit.SECONDS);
} catch (RejectedExecutionException e) {
// Handling this event in local thread before starting threads
// or after calling sched.shutdownNow().
logDeleter.run();
}
break;
default:
; // Ignore

27
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/loghandler/TestNonAggregatingLogHandler.java
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@ -35,6 +35,7 @@
import org.apache.hadoop.yarn.event.Dispatcher;
import org.apache.hadoop.yarn.event.DrainDispatcher;
import org.apache.hadoop.yarn.event.EventHandler;
import org.apache.hadoop.yarn.event.InlineDispatcher;
import org.apache.hadoop.yarn.logaggregation.ContainerLogsRetentionPolicy;
import org.apache.hadoop.yarn.server.nodemanager.DeletionService;
import org.apache.hadoop.yarn.server.nodemanager.LocalDirsHandlerService;
@ -202,6 +203,32 @@ public void testStop() throws Exception {
verify(logHandler.mockSched).shutdownNow();
}
@Test
public void testHandlingApplicationFinishedEvent() {
Configuration conf = new Configuration();
LocalDirsHandlerService dirsService = new LocalDirsHandlerService();
DeletionService delService = new DeletionService(null);
NonAggregatingLogHandler aggregatingLogHandler =
new NonAggregatingLogHandler(new InlineDispatcher(),
delService,
dirsService);
dirsService.init(conf);
dirsService.start();
delService.init(conf);
delService.start();
aggregatingLogHandler.init(conf);
aggregatingLogHandler.start();
ApplicationId appId = BuilderUtils.newApplicationId(1234, 1);
// It should NOT throw RejectedExecutionException
aggregatingLogHandler.handle(new LogHandlerAppFinishedEvent(appId));
aggregatingLogHandler.stop();
// It should NOT throw RejectedExecutionException after stopping
// handler service.
aggregatingLogHandler.handle(new LogHandlerAppFinishedEvent(appId));
}
private class NonAggregatingLogHandlerWithMockExecutor extends
NonAggregatingLogHandler {