code: public static void main(String[] args) {
          try {
              // Parse arguments: homeDir keyCount
              File homeDir = new File(args[0]);
              int initialCapacity = Integer.parseInt(args[1]);
              
              // Create an instance of Krati DataStore
              KratiDataStore store = new KratiDataStore(homeDir, initialCapacity);
              
              // Populate data store
              store.populate();
              
              // Perform some random reads from data store.
              store.doRandomReads(10);
              
              // Close data store
              store.close();
          } catch (Exception e) {
              e.printStackTrace();
          }
      }
docs: java -Xmx4G krati.examples.KratiDataStore homeDir initialCapacity