HDFS-15456. TestExternalStoragePolicySatisfier fails intermittently (#2299)

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/sps/TestExternalStoragePolicySatisfier.java

@@ -1046,6 +1046,8 @@ public class TestExternalStoragePolicySatisfier {
             {StorageType.DISK, StorageType.SSD},
             {StorageType.DISK, StorageType.DISK}};
     config.setLong("dfs.block.size", 2 * DEFAULT_BLOCK_SIZE);
+    config.setBoolean(DFSConfigKeys.DFS_NAMENODE_REDUNDANCY_CONSIDERLOAD_KEY,
+        false);
     long dnCapacity = 1024 * DEFAULT_BLOCK_SIZE + (2 * DEFAULT_BLOCK_SIZE - 1);
     try {
       hdfsCluster = startCluster(config, diskTypes, NUM_OF_DATANODES,