KeeProMise commented on code in PR #6991:
URL: https://github.com/apache/hadoop/pull/6991#discussion_r1741714989
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hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/resolver/order/AvailableSpaceResolver.java:
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@@ -118,6 +121,20 @@ protected String chooseFirstNamespace(String path,
PathLocation loc) {
getSubclusterMapping();
List<SubclusterAvailableSpace> subclusterList = new LinkedList<>(
subclusterInfo.values());
+
+ if (loc != null && loc.getDestinations() != null) {
Review Comment:
Hi, @wzk784533 I think this modification is good, but I want to consult
under what circumstances this loc or loc.getDestinations() would be null.
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