ZanderXu commented on code in PR #4679:
URL: https://github.com/apache/hadoop/pull/4679#discussion_r936478899


##########
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/DelegationTokenRenewer.java:
##########
@@ -256,9 +256,8 @@ public <T extends FileSystem & Renewable> void 
removeRenewAction(
       try {
         action.cancel();
       } catch (InterruptedException ie) {
-        LOG.error("Interrupted while canceling token for " + fs.getUri()
-            + "filesystem");
-        LOG.debug("Exception in removeRenewAction: {}", ie);
+        LOG.error("Interrupted while canceling token for {} filesystem." , 
fs.getUri());

Review Comment:
   Remove the useless space before the comma?



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