jojochuang commented on code in PR #11656:
URL: https://github.com/apache/ozone/pull/11656#discussion_r4403803731
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hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/NodeDetails.java:
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@@ -45,7 +45,8 @@ public NodeDetails(String serviceId, String nodeId,
this.nodeId = nodeId;
this.rpcAddress = rpcAddress;
if (rpcAddress != null) {
- this.hostAddress = rpcAddress.getHostName();
+ // Keep the configured host. getHostName() would replace an IP literal
with its reverse DNS name.
+ this.hostAddress = rpcAddress.getHostString();
Review Comment:
getHostName() may trigger a name reverse lookup if the address is created
with literal IP, whereas getHostString() doesn't.
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