gengliangwang commented on code in PR #46494:
URL: https://github.com/apache/spark/pull/46494#discussion_r1599334395


##########
core/src/main/scala/org/apache/spark/deploy/security/HadoopFSDelegationTokenProvider.scala:
##########
@@ -117,10 +117,11 @@ private[deploy] class HadoopFSDelegationTokenProvider
     filesystems.foreach { fs =>
       if (fsToExclude.contains(fs.getUri.getHost)) {
         // YARN RM skips renewing token with empty renewer
-        logInfo(s"getting token for: $fs with empty renewer to skip renewal")
+        logInfo(log"getting token for: ${MDC(FILE_SYSTEM, fs)} with empty 
renewer to skip renewal")
         Utils.tryLogNonFatalError { fs.addDelegationTokens("", creds) }
       } else {
-        logInfo(s"getting token for: $fs with renewer $renewer")
+        logInfo(log"getting token for: ${MDC(FILE_SYSTEM, fs)} with" +
+          log" renewer ${MDC(TOKEN_RE_NEWER, renewer)}")

Review Comment:
   @zeotuan one last comment here.



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