HDFS-16206. The error of Constant annotation in AzureNativeFileSystemStore.java (#3372). Contributed by guoxin.

hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azure/AzureNativeFileSystemStore.java

@@ -282,9 +282,9 @@ public class AzureNativeFileSystemStore implements NativeFileSystemStore {
   // Retry parameter defaults.
   //
 
-  private static final int DEFAULT_MIN_BACKOFF_INTERVAL = 3 * 1000; // 1s
+  private static final int DEFAULT_MIN_BACKOFF_INTERVAL = 3 * 1000; // 3s
   private static final int DEFAULT_MAX_BACKOFF_INTERVAL = 30 * 1000; // 30s
-  private static final int DEFAULT_BACKOFF_INTERVAL = 3 * 1000; // 1s
+  private static final int DEFAULT_BACKOFF_INTERVAL = 3 * 1000; // 3s
   private static final int DEFAULT_MAX_RETRY_ATTEMPTS = 30;
 
   private static final int DEFAULT_COPYBLOB_MIN_BACKOFF_INTERVAL = 3  * 1000;