virajjasani commented on code in PR #6951:
URL: https://github.com/apache/hadoop/pull/6951#discussion_r1685510037
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hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java:
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@@ -8838,6 +8838,10 @@ private Supplier<String>
getLockReportInfoSupplier(String src, String dst,
UserGroupInformation ugi = Server.getRemoteUser();
String userName = ugi != null ? ugi.toString() : null;
InetAddress addr = Server.getRemoteIp();
+ if (addr != null) {
+ // The host name resolution on InetAddress provides Hostname with IP
address
+ addr.getHostName();
Review Comment:
Yes it is useful because once you perform hostname resolution, the
implementation of InetAddress#toString lets you print both hostname as well as
ip address.
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