HADOOP-6717. Log levels in o.a.h.security.Groups too high. Todd Lipcon via jghoman.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@937881 13f79535-47bb-0310-9956-ffa450edef68

Author: jghoman

CHANGES.txt

@@ -223,6 +223,9 @@ Trunk (unreleased changes)
     HADOOP-6635. Install/deploy source jars to Maven repo. 
     (Patrick Angeles via jghoman)
 
+    HADOOP-6717. Log levels in o.a.h.security.Groups too high 
+    (Todd Lipcon via jghoman)
+
   OPTIMIZATIONS
 
     HADOOP-6467. Improve the performance on HarFileSystem.listStatus(..).

src/java/org/apache/hadoop/security/Groups.java

@@ -73,14 +73,14 @@ public List<String> getGroups(String user) throws IOException {
     long now = System.currentTimeMillis();
     // if cache has a value and it hasn't expired
     if (groups != null && (groups.getTimestamp() + cacheTimeout > now)) {
-      LOG.info("Returning cached groups for '" + user + "'");
+      LOG.debug("Returning cached groups for '" + user + "'");
       return groups.getGroups();
     }
 
     // Create and cache user's groups
     groups = new CachedGroups(impl.getGroups(user));
     userToGroupsMap.put(user, groups);
-    LOG.info("Returning fetched groups for '" + user + "'");
+    LOG.debug("Returning fetched groups for '" + user + "'");
     return groups.getGroups();
   }