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YARN-3181. FairScheduler: Fix up outdated findbugs issues. (kasha)

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This commit is contained in:
Karthik Kambatla 2015-02-12 13:44:47 -08:00
parent 58cb9f5293
commit c2b185def8
5 changed files with 16 additions and 31 deletions
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2
hadoop-yarn-project/CHANGES.txt
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@ -277,6 +277,8 @@ Release 2.7.0 - UNRELEASED
YARN-2079. Recover NonAggregatingLogHandler state upon nodemanager
restart. (Jason Lowe via junping_du)
YARN-3181. FairScheduler: Fix up outdated findbugs issues. (kasha)
OPTIMIZATIONS
YARN-2990. FairScheduler's delay-scheduling always waits for node-local and

27
hadoop-yarn-project/hadoop-yarn/dev-support/findbugs-exclude.xml
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@ -142,22 +142,12 @@
<Class name="org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.LogAggregationService" />
<Bug pattern="IS2_INCONSISTENT_SYNC" />
</Match>
<Match>
<Class name="org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.AllocationFileLoaderService" />
<Field name="allocFile" />
<Bug pattern="IS2_INCONSISTENT_SYNC" />
</Match>
<!-- Inconsistent sync warning - minimumAllocation is only initialized once and never changed -->
<Match>
<Class name="org.apache.hadoop.yarn.server.resourcemanager.scheduler.AbstractYarnScheduler" />
<Field name="minimumAllocation" />
<Bug pattern="IS2_INCONSISTENT_SYNC" />
</Match>
<Match>
<Class name="org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSSchedulerNode" />
<Method name="reserveResource" />
<Bug pattern="BC_UNCONFIRMED_CAST" />
</Match>
<!-- Inconsistent sync warning - reinitialize read from other queue does not need sync-->
<Match>
<Class name="org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue" />
@ -213,18 +203,6 @@
<Field name="scheduleAsynchronously" />
<Bug pattern="IS2_INCONSISTENT_SYNC" />
</Match>
<!-- Inconsistent sync warning - updateInterval is only initialized once and never changed -->
<Match>
<Class name="org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler" />
<Field name="updateInterval" />
<Bug pattern="IS2_INCONSISTENT_SYNC" />
</Match>
<!-- Inconsistent sync warning - callDurationMetrics is only initialized once and never changed -->
<Match>
<Class name="org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler" />
<Field name="fsOpDurations" />
<Bug pattern="IS2_INCONSISTENT_SYNC" />
</Match>
<!-- Inconsistent sync warning - numRetries is only initialized once and never changed -->
<Match>
@ -424,11 +402,6 @@
<Field name="queue" />
<Bug pattern="IS2_INCONSISTENT_SYNC" />
</Match>
<Match>
<Class name="org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler" />
<Field name="allocConf" />
<Bug pattern="IS2_INCONSISTENT_SYNC" />
</Match>
<Match>
<Class name="org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerNode" />
<Field name="numContainers" />

7
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/AllocationConfiguration.java
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@ -33,6 +33,9 @@
import com.google.common.annotations.VisibleForTesting;
import javax.annotation.concurrent.ThreadSafe;
@ThreadSafe
public class AllocationConfiguration extends ReservationSchedulerConfiguration {
private static final AccessControlList EVERYBODY_ACL = new AccessControlList("*");
private static final AccessControlList NOBODY_ACL = new AccessControlList(" ");
@ -204,13 +207,17 @@ public float getFairSharePreemptionThreshold(String queueName) {
}
public ResourceWeights getQueueWeight(String queue) {
synchronized (queueWeights) {
ResourceWeights weight = queueWeights.get(queue);
return (weight == null) ? ResourceWeights.NEUTRAL : weight;
}
}
public void setQueueWeight(String queue, ResourceWeights weight) {
synchronized (queueWeights) {
queueWeights.put(queue, weight);
}
}
public int getUserMaxApps(String user) {
Integer maxApps = userMaxApps.get(user);

2
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/AllocationFileLoaderService.java
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@ -201,7 +201,7 @@ public synchronized void setReloadListener(Listener reloadListener) {
* @throws ParserConfigurationException if XML parser is misconfigured.
* @throws SAXException if config file is malformed.
*/
public synchronized void reloadAllocations() throws IOException,
public void reloadAllocations() throws IOException,
ParserConfigurationException, SAXException, AllocationConfigurationException {
if (allocFile == null) {
return;

3
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSOpDurations.java
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@ -31,6 +31,8 @@
import static org.apache.hadoop.metrics2.lib.Interns.info;
import org.apache.hadoop.metrics2.lib.MutableRate;
import javax.annotation.concurrent.ThreadSafe;
/**
* Class to capture the performance metrics of FairScheduler.
* This should be a singleton.
@ -38,6 +40,7 @@
@InterfaceAudience.Private
@InterfaceStability.Unstable
@Metrics(context="fairscheduler-op-durations")
@ThreadSafe
public class FSOpDurations implements MetricsSource {
@Metric("Duration for a continuous scheduling run")