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YARN-4560. Make scheduler error checking message more user friendly. (Ray Chiang via kasha) 

(cherry picked from commit 3ef5500783)
This commit is contained in:
Karthik Kambatla 2016-03-15 23:45:01 -07:00
parent 398dbde538
commit ab03266831
1 changed files with 10 additions and 8 deletions
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18
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FairScheduler.java
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@ -235,12 +235,13 @@ public class FairScheduler extends
if (minMem < 0 || minMem > maxMem) {
throw new YarnRuntimeException("Invalid resource scheduler memory"
+ " allocation configuration"
+ ", " + YarnConfiguration.RM_SCHEDULER_MINIMUM_ALLOCATION_MB
+ " allocation configuration: "
+ YarnConfiguration.RM_SCHEDULER_MINIMUM_ALLOCATION_MB
+ "=" + minMem
+ ", " + YarnConfiguration.RM_SCHEDULER_MAXIMUM_ALLOCATION_MB
+ "=" + maxMem + ", min should equal greater than 0"
+ ", max should be no smaller than min.");
+ "=" + maxMem + ". Both values must be greater than or equal to 0"
+ "and the maximum allocation value must be greater than or equal to"
+ "the minimum allocation value.");
}
// validate scheduler vcores allocation setting
@ -253,12 +254,13 @@ public class FairScheduler extends
if (minVcores < 0 || minVcores > maxVcores) {
throw new YarnRuntimeException("Invalid resource scheduler vcores"
+ " allocation configuration"
+ ", " + YarnConfiguration.RM_SCHEDULER_MINIMUM_ALLOCATION_VCORES
+ " allocation configuration: "
+ YarnConfiguration.RM_SCHEDULER_MINIMUM_ALLOCATION_VCORES
+ "=" + minVcores
+ ", " + YarnConfiguration.RM_SCHEDULER_MAXIMUM_ALLOCATION_VCORES
+ "=" + maxVcores + ", min should equal greater than 0"
+ ", max should be no smaller than min.");
+ "=" + maxVcores + ". Both values must be greater than or equal to 0"
+ "and the maximum allocation value must be greater than or equal to"
+ "the minimum allocation value.");
}
}