@Override
  protected void dumpKeysOnCorruption() {
    try {
      force();
    }
    catch (Exception e) {
      // ignore...
    }

    lockStorageWrite();
    try {
      try {
        LOG.info("Listing corrupted enumerator:");
        iterateData((offset, data) -> {
          LOG.info("Enumerator entry '" + data.toString() + "'");
          return true;
        });
        LOG.info("Listing ended.");
      }
      catch (Throwable throwable) {
        LOG.info(throwable);
      }
    }
    finally {
      unlockStorageWrite();
    }
  }
@Override
  protected void dumpKeysOnCorruption()