HADOOP-13710. Supress CachingGetSpaceUsed from logging interrupted exception stacktrace. Contributed by Hanisha Koneru.

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CachingGetSpaceUsed.java

@@ -177,7 +177,8 @@ public abstract class CachingGetSpaceUsed implements Closeable, GetSpaceUsed {
           // update the used variable
           spaceUsed.refresh();
         } catch (InterruptedException e) {
-          LOG.warn("Thread Interrupted waiting to refresh disk information", e);
+          LOG.warn("Thread Interrupted waiting to refresh disk information: "
+              + e.getMessage());
           Thread.currentThread().interrupt();
         }
       }