goiri commented on code in PR #5056:
URL: https://github.com/apache/hadoop/pull/5056#discussion_r1045925968
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hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/FederationInterceptorREST.java:
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@@ -2105,9 +2115,10 @@ private <R> Map<SubClusterInfo, R>
invokeConcurrent(Collection<SubClusterInfo> c
if (response != null) {
results.put(clusterId, response);
}
-
- Exception exception = pair.getRight();
- if (exception != null) {
Review Comment:
The old behavior was to fail the query if there was any exception.
The default configuration setting needs to not allow partial results.
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hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java:
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@@ -4294,6 +4294,11 @@ public static boolean isAclEnabled(Configuration conf) {
ROUTER_PREFIX + "webapp.cross-origin.enabled";
public static final boolean DEFAULT_ROUTER_WEBAPP_ENABLE_CORS_FILTER = false;
+ /** Router Interceptor Allow Partial Result Enable. **/
+ public static final String ROUTER_INTERCEPTOR_ALLOW_PARTIAL_RESULT_ENABLED =
+ ROUTER_PREFIX + "interceptor.allow-partial-result.enable";
+ public static final boolean
DEFAULT_ROUTER_INTERCEPTOR_ALLOW_PARTIAL_RESULT_ENABLED = true;
Review Comment:
From the other comments, I think this needs to be false
##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml:
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@@ -5056,4 +5056,18 @@
</description>
</property>
+ <property>
+ <name>yarn.router.interceptor.allow-partial-result.enable</name>
+ <value>true</value>
Review Comment:
The old behavior was to not allow partial results, so this needs to be false.
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