HADOOP-10422. Merging change r1581123 from branch-2 to branch-2.4

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.4@1581127 13f79535-47bb-0310-9956-ffa450edef68

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -118,6 +118,8 @@ Release 2.4.0 - UNRELEASED
     HADOOP-10191. Missing executable permission on viewfs internal dirs.
     (Gera Shegalov via cnauroth)
 
+    HADOOP-10422. Remove redundant logging of RPC retry attempts. (cnauroth)
+
   BREAKDOWN OF HADOOP-10184 SUBTASKS AND RELATED JIRAS
 
     HADOOP-10185. FileSystem API for ACLs. (cnauroth)

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/retry/RetryUtils.java

@@ -106,8 +106,6 @@ public class RetryUtils {
             LOG.debug("RETRY " + retries + ") policy="
                 + p.getClass().getSimpleName() + ", exception=" + e);
           }
-          LOG.info("RETRY " + retries + ") policy="
-              + p.getClass().getSimpleName() + ", exception=" + e);
           return p.shouldRetry(e, retries, failovers, isMethodIdempotent);
         }