Index: hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/LogsCLI.java =================================================================== --- hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/LogsCLI.java (revision 1553399) +++ hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/LogsCLI.java (working copy) @@ -137,7 +137,7 @@ resultCode = logCliHelper.dumpAllContainersLogs(appId, appOwner, System.out); } else if ((containerIdStr == null && nodeAddress != null) || (containerIdStr != null && nodeAddress == null)) { - System.out.println("ContainerId or NodeAddress cannot be null!"); + System.out.println("Either ContainerId or NodeAddress should be null!"); printHelpMessage(printOpts); resultCode = -1; } else {