HDFS-7394. Log at INFO level, not WARN level, when InvalidToken is seen in ShortCircuitCache (Keith Pak via Colin P. McCabe)

(cherry picked from commit 26d3b7e6ae867596bbced0bfddde22d3c0d976bb)

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -104,6 +104,9 @@ Release 2.7.0 - UNRELEASED
     HDFS-7386. Replace check "port number < 1024" with shared isPrivilegedPort
     method. (Yongjun Zhang via cnauroth)
 
+    HDFS-7394. Log at INFO level, not WARN level, when InvalidToken is seen in
+    ShortCircuitCache (Keith Pak via Colin P. McCabe)
+
   OPTIMIZATIONS
 
   BUG FIXES

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/shortcircuit/ShortCircuitCache.java

@@ -743,7 +743,7 @@ public class ShortCircuitCache implements Closeable {
       throw new RetriableException("interrupted");
     }
     if (info.getInvalidTokenException() != null) {
-      LOG.warn(this + ": could not get " + key + " due to InvalidToken " +
+      LOG.info(this + ": could not get " + key + " due to InvalidToken " +
             "exception.", info.getInvalidTokenException());
       return info;
     }
@@ -802,7 +802,7 @@ public class ShortCircuitCache implements Closeable {
         Waitable<ShortCircuitReplicaInfo> waitableInMap = replicaInfoMap.get(key);
         if (waitableInMap == newWaitable) replicaInfoMap.remove(key);
         if (info.getInvalidTokenException() != null) {
-          LOG.warn(this + ": could not load " + key + " due to InvalidToken " +
+          LOG.info(this + ": could not load " + key + " due to InvalidToken " +
               "exception.", info.getInvalidTokenException());
         } else {
           LOG.warn(this + ": failed to load " + key);