minni31 commented on a change in pull request #3766:
URL: https://github.com/apache/hadoop/pull/3766#discussion_r769827525
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File path:
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/policies/amrmproxy/LocalityMulticastAMRMProxyPolicy.java
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@@ -195,9 +198,14 @@ public void notifyOfResponse(SubClusterId subClusterId,
AllocateResponse response) throws YarnException {
if (response.getAvailableResources() != null) {
headroom.put(subClusterId, response.getAvailableResources());
- LOG.info("Subcluster {} updated with {} memory headroom", subClusterId,
- response.getAvailableResources().getMemorySize());
}
+ if (response.getEnhancedHeadroom() != null) {
+ this.enhancedHeadroom.put(subClusterId, response.getEnhancedHeadroom());
Review comment:
This will be used to split resource request based on cluster load. This
is prereq for this JIRA: https://issues.apache.org/jira/browse/YARN-11037
Will be using enhancedHeadroom to calaculate load on a sub cluster.
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