HDFS-12864. Ozone: Turn off full synced write in RocksDB MetadataStore. Contributed by Elek, Marton.

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/utils/RocksDBStore.java

@@ -67,8 +67,6 @@ public class RocksDBStore implements MetadataStore {
     dbOptions = options;
     dbLocation = dbFile;
     writeOptions = new WriteOptions();
-    writeOptions.setSync(true);
-    writeOptions.setNoSlowdown(true);
     try {
 
       db = RocksDB.open(dbOptions, dbLocation.getAbsolutePath());