YARN-4817. Change Log Level to DEBUG for putDomain call in ATS 1.5. (Xuan Gong via gtcarrera9)

(cherry-picked from commit 5176a69868)

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/client/api/impl/FileSystemTimelineWriter.java

@@ -306,8 +306,10 @@ public class FileSystemTimelineWriter extends TimelineWriter{
     Path domainLogPath =
         new Path(createAttemptDir(appAttemptId), DOMAIN_LOG_PREFIX
             + appAttemptId.toString());
-    LOG.info("Writing domains for " + appAttemptId.toString() + " to "
+    if (LOG.isDebugEnabled()) {
+      LOG.debug("Writing domains for " + appAttemptId.toString() + " to "
           + domainLogPath);
+    }
     this.logFDsCache.writeDomainLog(
         fs, domainLogPath, objMapper, domain, isAppendSupported);
   }