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YARN-9824. Fall back to configured queue ordering policy class name 

(cherry picked from commit f8f8598ea5)
This commit is contained in:
Jonathan Hung 2019-09-10 15:19:07 -07:00
parent e10050678d
commit 1dbf87c9ff
1 changed files with 10 additions and 7 deletions
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17
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacitySchedulerConfiguration.java
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@ -1561,20 +1561,23 @@ public class CapacitySchedulerConfiguration extends ReservationSchedulerConfigur
} }
String policyType = get(getQueuePrefix(queue) + ORDERING_POLICY, String policyType = get(getQueuePrefix(queue) + ORDERING_POLICY,
defaultPolicy); defaultPolicy).trim();
QueueOrderingPolicy qop; QueueOrderingPolicy qop;
if (policyType.trim().equals(QUEUE_UTILIZATION_ORDERING_POLICY)) { if (policyType.equals(QUEUE_UTILIZATION_ORDERING_POLICY)) {
// Doesn't respect priority // Doesn't respect priority
qop = new PriorityUtilizationQueueOrderingPolicy(false); qop = new PriorityUtilizationQueueOrderingPolicy(false);
} else if (policyType.trim().equals( } else if (policyType.equals(
QUEUE_PRIORITY_UTILIZATION_ORDERING_POLICY)) { QUEUE_PRIORITY_UTILIZATION_ORDERING_POLICY)) {
qop = new PriorityUtilizationQueueOrderingPolicy(true); qop = new PriorityUtilizationQueueOrderingPolicy(true);
} else { } else {
String message = try {
"Unable to construct queue ordering policy=" + policyType + " queue=" qop = (QueueOrderingPolicy) Class.forName(policyType).newInstance();
+ queue; } catch (Exception e) {
throw new YarnRuntimeException(message); String message = "Unable to construct queue ordering policy="
+ policyType + " queue=" + queue;
throw new YarnRuntimeException(message, e);
}
} }
return qop; return qop;