.. Copyright (c) 2019 The STE||AR-Group SPDX-License-Identifier: BSL-1.0 Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) .. _modules_io_service: ========== io_service ========== This module provides an abstraction over Boost.ASIO, combining multiple ``asio::io_context``\ s into a single pool. :cpp:class:`hpx::util::io_service_pool` provides a simple pool of ``asio::io_context``\ s with an API similar to ``asio::io_context``. :cpp:class:`hpx::threads::detail::io_service_thread_pool` wraps :cpp:class:`hpx::util::io_service_pool` into an interface derived from :cpp:class:`hpx::threads::detail::thread_pool_base`. See the :ref:`API reference ` of this module for more details.