HDFS-14549. EditLogTailer shouldn't output full stack trace when interrupted. Contributed by Inigo Goiri.

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/ha/EditLogTailer.java

@@ -483,7 +483,7 @@ public class EditLogTailer {
         try {
           Thread.sleep(sleepTimeMs);
         } catch (InterruptedException e) {
-          LOG.warn("Edit log tailer interrupted", e);
+          LOG.warn("Edit log tailer interrupted: {}", e.getMessage());
         }
       }
     }