...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Query the occupancy (recommended number of work items) for the pool.
std::size_t query( execution::occupancy_t ) const;
Do not call this function directly. It is intended for use with the
query
customisation point.
For example:
auto ex = my_thread_pool.executor(); std::size_t occupancy = boost::asio::query( ex, boost::asio::execution::occupancy);