docs: @Override
    public RetryDecision onUnavailable(
        @NonNull Request request,
        @NonNull ConsistencyLevel cl,
        int required,
        int alive,
        int retryCount) {
  
      RetryDecision decision = (retryCount == 0) ? RetryDecision.RETRY_NEXT : RetryDecision.RETHROW;
  
      if (decision == RetryDecision.RETRY_NEXT && LOG.isTraceEnabled()) {
        LOG.trace(RETRYING_ON_UNAVAILABLE, logPrefix, cl, required, alive, retryCount);
      }
  
      return decision;
    }