def check_concurrency(self) -> bool:
        """Checks the concurrency of the operation run.

        Checks the concurrency of the operation run
        to validate if we can start a new operation run.

        Returns:
            boolean: Whether to start a new operation run or not.
        """
        if not self.operation.concurrency:  # No concurrency set
            return True

        ops_count = self.operation.runs.filter(
            status__status__in=self.STATUSES.RUNNING_STATUS).count()
        return ops_count < self.operation.concurrency