diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt
index da1ea55606..e65cbc5572 100644
--- a/hadoop-yarn-project/CHANGES.txt
+++ b/hadoop-yarn-project/CHANGES.txt
@@ -1145,6 +1145,9 @@ Release 2.8.0 - UNRELEASED
YARN-4452. NPE when submit Unmanaged application. (Naganarasimha G R
via junping_du)
+ YARN-4225. Add preemption status to yarn queue -status for capacity scheduler.
+ (Eric Payne via wangda)
+
Release 2.7.3 - UNRELEASED
INCOMPATIBLE CHANGES
diff --git a/hadoop-yarn-project/hadoop-yarn/dev-support/findbugs-exclude.xml b/hadoop-yarn-project/hadoop-yarn/dev-support/findbugs-exclude.xml
index 133e95d84f..2d0d5d6211 100644
--- a/hadoop-yarn-project/hadoop-yarn/dev-support/findbugs-exclude.xml
+++ b/hadoop-yarn-project/hadoop-yarn/dev-support/findbugs-exclude.xml
@@ -500,4 +500,9 @@
+
+
+
+
+
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/QueueInfo.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/QueueInfo.java
index 176af84340..7816febb3a 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/QueueInfo.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/QueueInfo.java
@@ -55,7 +55,8 @@ public static QueueInfo newInstance(String queueName, float capacity,
float maximumCapacity, float currentCapacity,
List childQueues, List applications,
QueueState queueState, Set accessibleNodeLabels,
- String defaultNodeLabelExpression, QueueStatistics queueStatistics) {
+ String defaultNodeLabelExpression, QueueStatistics queueStatistics,
+ boolean preemptionDisabled) {
QueueInfo queueInfo = Records.newRecord(QueueInfo.class);
queueInfo.setQueueName(queueName);
queueInfo.setCapacity(capacity);
@@ -67,6 +68,7 @@ public static QueueInfo newInstance(String queueName, float capacity,
queueInfo.setAccessibleNodeLabels(accessibleNodeLabels);
queueInfo.setDefaultNodeLabelExpression(defaultNodeLabelExpression);
queueInfo.setQueueStatistics(queueStatistics);
+ queueInfo.setPreemptionDisabled(preemptionDisabled);
return queueInfo;
}
@@ -205,4 +207,16 @@ public abstract void setDefaultNodeLabelExpression(
@Unstable
public abstract void setQueueStatistics(QueueStatistics queueStatistics);
+ /**
+ * Get the preemption status of the queue.
+ * @return if property is not in proto, return null;
+ * otherwise, return preemption status of the queue
+ */
+ @Public
+ @Stable
+ public abstract Boolean getPreemptionDisabled();
+
+ @Private
+ @Unstable
+ public abstract void setPreemptionDisabled(boolean preemptionDisabled);
}
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_protos.proto b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_protos.proto
index 3c9877bb04..3c208e2989 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_protos.proto
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_protos.proto
@@ -416,6 +416,7 @@ message QueueInfoProto {
repeated string accessibleNodeLabels = 8;
optional string defaultNodeLabelExpression = 9;
optional QueueStatisticsProto queueStatistics = 10;
+ optional bool preemptionDisabled = 11;
}
enum QueueACLProto {
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/QueueCLI.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/QueueCLI.java
index b5db536b6f..330b081c73 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/QueueCLI.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/QueueCLI.java
@@ -152,5 +152,11 @@ private void printQueueInfo(PrintWriter writer, QueueInfo queueInfo) {
labelList.append(nodeLabel);
}
writer.println(labelList.toString());
+
+ Boolean preemptStatus = queueInfo.getPreemptionDisabled();
+ if (preemptStatus != null) {
+ writer.print("\tPreemption : ");
+ writer.println(preemptStatus ? "disabled" : "enabled");
+ }
}
}
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/ProtocolHATestBase.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/ProtocolHATestBase.java
index 75e6cee685..45629b266a 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/ProtocolHATestBase.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/ProtocolHATestBase.java
@@ -665,7 +665,7 @@ public List createFakeNodeReports() {
public QueueInfo createFakeQueueInfo() {
return QueueInfo.newInstance("root", 100f, 100f, 50f, null,
- createFakeAppReports(), QueueState.RUNNING, null, null, null);
+ createFakeAppReports(), QueueState.RUNNING, null, null, null, false);
}
public List createFakeQueueUserACLInfoList() {
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
index 4e6660004e..f30bd40be0 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
@@ -46,6 +46,7 @@
import org.apache.commons.cli.Options;
import org.apache.commons.lang.time.DateFormatUtils;
+import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptReport;
import org.apache.hadoop.yarn.api.records.ApplicationId;
@@ -69,9 +70,15 @@
import org.apache.hadoop.yarn.api.records.YarnApplicationAttemptState;
import org.apache.hadoop.yarn.api.records.YarnApplicationState;
import org.apache.hadoop.yarn.client.api.YarnClient;
+import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.exceptions.ApplicationAttemptNotFoundException;
import org.apache.hadoop.yarn.exceptions.ApplicationNotFoundException;
import org.apache.hadoop.yarn.exceptions.ContainerNotFoundException;
+import org.apache.hadoop.yarn.server.MiniYARNCluster;
+import org.apache.hadoop.yarn.server.resourcemanager.reservation.ReservationSystemTestUtil;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration;
import org.apache.hadoop.yarn.util.Records;
import org.junit.Assert;
import org.junit.Before;
@@ -1324,7 +1331,7 @@ public void testGetQueueInfo() throws Exception {
nodeLabels.add("GPU");
nodeLabels.add("JDK_7");
QueueInfo queueInfo = QueueInfo.newInstance("queueA", 0.4f, 0.8f, 0.5f,
- null, null, QueueState.RUNNING, nodeLabels, "GPU", null);
+ null, null, QueueState.RUNNING, nodeLabels, "GPU", null, false);
when(client.getQueueInfo(any(String.class))).thenReturn(queueInfo);
int result = cli.run(new String[] { "-status", "queueA" });
assertEquals(0, result);
@@ -1339,16 +1346,103 @@ public void testGetQueueInfo() throws Exception {
pw.println("\tMaximum Capacity : " + "80.0%");
pw.println("\tDefault Node Label expression : " + "GPU");
pw.println("\tAccessible Node Labels : " + "JDK_7,GPU");
+ pw.println("\tPreemption : " + "enabled");
pw.close();
String queueInfoStr = baos.toString("UTF-8");
Assert.assertEquals(queueInfoStr, sysOutStream.toString());
}
+
+ @Test
+ public void testGetQueueInfoPreemptionEnabled() throws Exception {
+ CapacitySchedulerConfiguration conf = new CapacitySchedulerConfiguration();
+ ReservationSystemTestUtil.setupQueueConfiguration(conf);
+ conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class,
+ ResourceScheduler.class);
+ conf.setBoolean(YarnConfiguration.RM_SCHEDULER_ENABLE_MONITORS, true);
+ conf.set(YarnConfiguration.RM_SCHEDULER_MONITOR_POLICIES,
+ "org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity."
+ + "ProportionalCapacityPreemptionPolicy");
+ conf.setBoolean(YarnConfiguration.RM_SCHEDULER_ENABLE_MONITORS, true);
+ MiniYARNCluster cluster =
+ new MiniYARNCluster("testReservationAPIs", 2, 1, 1);
+
+ YarnClient yarnClient = null;
+ try {
+ cluster.init(conf);
+ cluster.start();
+ final Configuration yarnConf = cluster.getConfig();
+ yarnClient = YarnClient.createYarnClient();
+ yarnClient.init(yarnConf);
+ yarnClient.start();
+
+ QueueCLI cli = new QueueCLI();
+ cli.setClient(yarnClient);
+ cli.setSysOutPrintStream(sysOut);
+ cli.setSysErrPrintStream(sysErr);
+ sysOutStream.reset();
+ int result = cli.run(new String[] { "-status", "a1" });
+ assertEquals(0, result);
+ Assert.assertTrue(sysOutStream.toString()
+ .contains("Preemption : enabled"));
+ } finally {
+ // clean-up
+ if (yarnClient != null) {
+ yarnClient.stop();
+ }
+ cluster.stop();
+ cluster.close();
+ }
+ }
+
+ @Test
+ public void testGetQueueInfoPreemptionDisabled() throws Exception {
+ CapacitySchedulerConfiguration conf = new CapacitySchedulerConfiguration();
+ ReservationSystemTestUtil.setupQueueConfiguration(conf);
+ conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class,
+ ResourceScheduler.class);
+ conf.setBoolean(YarnConfiguration.RM_SCHEDULER_ENABLE_MONITORS, true);
+ conf.set(YarnConfiguration.RM_SCHEDULER_MONITOR_POLICIES,
+ "org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity."
+ + "ProportionalCapacityPreemptionPolicy");
+ conf.setBoolean(YarnConfiguration.RM_SCHEDULER_ENABLE_MONITORS, true);
+ conf.setBoolean(
+ "yarn.scheduler.capacity.root.a.a1.disable_preemption", true);
+ MiniYARNCluster cluster =
+ new MiniYARNCluster("testReservationAPIs", 2, 1, 1);
+
+ YarnClient yarnClient = null;
+ try {
+ cluster.init(conf);
+ cluster.start();
+ final Configuration yarnConf = cluster.getConfig();
+ yarnClient = YarnClient.createYarnClient();
+ yarnClient.init(yarnConf);
+ yarnClient.start();
+
+ QueueCLI cli = new QueueCLI();
+ cli.setClient(yarnClient);
+ cli.setSysOutPrintStream(sysOut);
+ cli.setSysErrPrintStream(sysErr);
+ sysOutStream.reset();
+ int result = cli.run(new String[] { "-status", "a1" });
+ assertEquals(0, result);
+ Assert.assertTrue(sysOutStream.toString()
+ .contains("Preemption : disabled"));
+ } finally {
+ // clean-up
+ if (yarnClient != null) {
+ yarnClient.stop();
+ }
+ cluster.stop();
+ cluster.close();
+ }
+ }
@Test
public void testGetQueueInfoWithEmptyNodeLabel() throws Exception {
QueueCLI cli = createAndGetQueueCLI();
QueueInfo queueInfo = QueueInfo.newInstance("queueA", 0.4f, 0.8f, 0.5f,
- null, null, QueueState.RUNNING, null, null, null);
+ null, null, QueueState.RUNNING, null, null, null, true);
when(client.getQueueInfo(any(String.class))).thenReturn(queueInfo);
int result = cli.run(new String[] { "-status", "queueA" });
assertEquals(0, result);
@@ -1364,6 +1458,7 @@ public void testGetQueueInfoWithEmptyNodeLabel() throws Exception {
pw.println("\tDefault Node Label expression : "
+ NodeLabel.DEFAULT_NODE_LABEL_PARTITION);
pw.println("\tAccessible Node Labels : ");
+ pw.println("\tPreemption : " + "disabled");
pw.close();
String queueInfoStr = baos.toString("UTF-8");
Assert.assertEquals(queueInfoStr, sysOutStream.toString());
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/QueueInfoPBImpl.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/QueueInfoPBImpl.java
index 90aecf40d8..605cab161c 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/QueueInfoPBImpl.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/QueueInfoPBImpl.java
@@ -395,4 +395,17 @@ public void setQueueStatistics(QueueStatistics queueStatistics) {
}
builder.setQueueStatistics(convertToProtoFormat(queueStatistics));
}
+
+ @Override
+ public Boolean getPreemptionDisabled() {
+ QueueInfoProtoOrBuilder p = viaProto ? proto : builder;
+ return (p.hasPreemptionDisabled()) ? p
+ .getPreemptionDisabled() : null;
+ }
+
+ @Override
+ public void setPreemptionDisabled(boolean preemptionDisabled) {
+ maybeInitBuilder();
+ builder.setPreemptionDisabled(preemptionDisabled);
+ }
}
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java
index db33672f49..b7f5ff739b 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java
@@ -488,7 +488,7 @@ public static void setup() throws Exception {
// it is recursive(has sub queues)
typeValueCache.put(QueueInfo.class, QueueInfo.newInstance("root", 1.0f,
1.0f, 0.1f, null, null, QueueState.RUNNING, ImmutableSet.of("x", "y"),
- "x && y", null));
+ "x && y", null, false));
generateByNewInstance(QueueStatistics.class);
generateByNewInstance(QueueUserACLInfo.class);
generateByNewInstance(YarnClusterMetrics.class);
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AbstractCSQueue.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AbstractCSQueue.java
index b40ac27211..0d70e90e33 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AbstractCSQueue.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AbstractCSQueue.java
@@ -303,6 +303,7 @@ protected QueueInfo getQueueInfo() {
queueInfo.setDefaultNodeLabelExpression(defaultLabelExpression);
queueInfo.setCurrentCapacity(getUsedCapacity());
queueInfo.setQueueStatistics(getQueueStatistics());
+ queueInfo.setPreemptionDisabled(preemptionDisabled);
return queueInfo;
}
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestSchedulerApplicationAttempt.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestSchedulerApplicationAttempt.java
index 95d7129cfa..ddf3ccf207 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestSchedulerApplicationAttempt.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestSchedulerApplicationAttempt.java
@@ -149,7 +149,8 @@ private Queue createQueue(String name, Queue parent) {
private Queue createQueue(String name, Queue parent, float capacity) {
QueueMetrics metrics = QueueMetrics.forQueue(name, parent, false, conf);
- QueueInfo queueInfo = QueueInfo.newInstance(name, capacity, 1.0f, 0, null, null, QueueState.RUNNING, null, "", null);
+ QueueInfo queueInfo = QueueInfo.newInstance(name, capacity, 1.0f, 0, null,
+ null, QueueState.RUNNING, null, "", null, false);
ActiveUsersManager activeUsersManager = new ActiveUsersManager(metrics);
Queue queue = mock(Queue.class);
when(queue.getMetrics()).thenReturn(metrics);