void close() {
    lock(true);
    try {
      if (closed) {
        return;
      }
      closed = true;
      stopListeningForDataSerializerChanges();
      try {
        ifRAF.close();
      } catch (IOException ignore) {
      }
      for (DiskRegionView k : getKnown()) {
        k.close();
      }
      if (liveRegions == 0 && !parent.isValidating()) {
        basicDestroy();
      }
    } finally {
      unlock(true);
    }
  }
Write a clear with an RVV record.
geode-core/src/main/java/org/apache/geode/internal/cache/DiskInitFile.java