Jing9 commented on a change in pull request #2738:
URL: https://github.com/apache/hadoop/pull/2738#discussion_r589216233
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File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/mover/Mover.java
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@@ -649,6 +664,11 @@ static int run(Map<URI, List<Path>> namenodes,
Configuration conf)
Map<Long, Set<DatanodeInfo>> excludedPinnedBlocks = new HashMap<>();
LOG.info("namenodes = " + namenodes);
+ DefaultMetricsSystem.initialize("Mover");
Review comment:
Does Balancer have a similar metrics? If not shall we use this PR or
create a new one to do that?
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File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/mover/package-info.java
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@@ -0,0 +1,27 @@
+/**
Review comment:
Do we need to add this file?
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