haiyang1987 commented on code in PR #7120: URL: https://github.com/apache/hadoop/pull/7120#discussion_r1817722910
########## hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java: ########## @@ -1071,6 +1096,12 @@ static BalancerParameters parse(String[] args) { b.setSortTopNodes(true); LOG.info("Balancer will sort nodes by" + " capacity usage percentage to prioritize top used nodes"); + } else if ("-limitOverUtilizedNum".equalsIgnoreCase(args[i])) { + Preconditions.checkArgument(++i < args.length, + "limitOverUtilizedNum value is missing: args = " + Arrays.toString(args)); + int limitNum = Integer.parseInt(args[i]); Review Comment: Here we need to check if `limitNum` is less than 1? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org