slfan1989 commented on code in PR #6391:
URL: https://github.com/apache/hadoop/pull/6391#discussion_r1438161561
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hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java:
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@@ -523,7 +524,7 @@ private void createWorkPlan(NodePlan plan) throws
DiskBalancerException {
String sourceVolBasePath = storageIDToVolBasePathMap.get(sourceVolUuid);
if (sourceVolBasePath == null) {
- final String errMsg = "Disk Balancer - Unable to find volume: "
+ final String errMsg = "Disk Balancer - Unable to find source volume: "
Review Comment:
Can we use `{}` instead of `+` ?
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