HDFS-9278. Fix preferredBlockSize typo in OIV XML output. Contributed by Nicole Pazmany.

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -42,6 +42,8 @@ Trunk (Unreleased)
     HDFS-9085. Show renewer information in DelegationTokenIdentifier#toString.
     (Zhihai Xu via cnauroth)
 
+    HDFS-9278. Fix preferredBlockSize typo in OIV XML output. (Nicole Pazmany via wang)
+
   NEW FEATURES
 
     HDFS-3125. Add JournalService to enable Journal Daemon. (suresh)

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/offlineImageViewer/PBImageXmlWriter.java

@@ -242,7 +242,7 @@ public final class PBImageXmlWriter {
   private void dumpINodeFile(INodeSection.INodeFile f) {
     o("replication", f.getReplication()).o("mtime", f.getModificationTime())
         .o("atime", f.getAccessTime())
-        .o("perferredBlockSize", f.getPreferredBlockSize())
+        .o("preferredBlockSize", f.getPreferredBlockSize())
         .o("permission", dumpPermission(f.getPermission()));
     dumpAcls(f.getAcl());
     if (f.getBlocksCount() > 0) {