jiwq commented on a change in pull request #2028:
URL: https://github.com/apache/hadoop/pull/2028#discussion_r483929978
##########
File path:
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/jobhistory/JobHistoryEventHandler.java
##########
@@ -1588,6 +1588,19 @@ public void stop() {
this.jobIndexInfo =
new JobIndexInfo(-1, -1, user, jobName, jobId, -1, -1, null,
queueName);
+
+ if (getConfig().getBoolean(
+ JHAdminConfig.MR_HISTORY_APPEND_RM_HOST_TO_HISTORY_FILE_NAME_ENABLED,
+
JHAdminConfig.DEFAULT_MR_HISTORY_APPEND_RM_HOST_TO_HISTORY_FILE_NAME_ENABLED)) {
+
+ String hostName = getConfig().get(YarnConfiguration.RM_HOSTNAME, "");
Review comment:
I means the YARN Federation feature. As I know in the federation cluster
has only one JobHistory server, but maybe has more YARN physical clusters.
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