X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/a79a8e1cab86ccc687cfbc97b01b735acb996f16..aa3595ed3c903167f52eeeab8e636bec96b258dd:/src/kernel/routing/NetZoneImpl.hpp diff --git a/src/kernel/routing/NetZoneImpl.hpp b/src/kernel/routing/NetZoneImpl.hpp index 72c2233353..9ecd0ae730 100644 --- a/src/kernel/routing/NetZoneImpl.hpp +++ b/src/kernel/routing/NetZoneImpl.hpp @@ -3,8 +3,8 @@ /* This program is free software; you can redistribute it and/or modify it * under the terms of the license (GNU LGPL) which comes with this package. */ -#ifndef SIMGRID_SURF_AS_HPP -#define SIMGRID_SURF_AS_HPP +#ifndef SIMGRID_ROUTING_NETZONEIMPL_HPP +#define SIMGRID_ROUTING_NETZONEIMPL_HPP #include "xbt/graph.h" @@ -19,14 +19,14 @@ class EngineImpl; namespace routing { class BypassRoute; -/** @brief Autonomous Systems +/** @brief Networking Zones * - * An AS is a network container, in charge of routing information between elements (hosts) and to the nearby ASes. - * In SimGrid, there is a hierarchy of ASes, ie a tree with a unique root AS, that you can retrieve from the - * s4u::Engine. + * A netzone is a network container, in charge of routing information between elements (hosts) and to the nearby + * netzones. In SimGrid, there is a hierarchy of netzones, ie a tree with a unique root NetZone, that you can retrieve + * from the s4u::Engine. * * The purpose of the kernel::routing module is to retrieve the routing path between two points in a time- and - * space-efficient manner. This is done by AsImpl::getGlobalRoute(), called when creating a communication to + * space-efficient manner. This is done by NetZoneImpl::getGlobalRoute(), called when creating a communication to * retrieve both the list of links that the create communication will use, and the summed latency that these * links represent. * @@ -34,35 +34,36 @@ class BypassRoute; * set traversal. This operation being on the critical path of SimGrid, the routing computes the latency on the * behalf of the network. * - * Finding the path between two nodes is rather complex because we navigate a hierarchy of ASes, each of them - * being a full network. In addition, the routing can declare shortcuts (called bypasses), either within an AS - * at the route level or directly between ASes. Also, each AS can use a differing routing algorithm, depending - * on its class. @ref{AsFull} have a full matrix giving explicitly the path between any pair of their - * contained nodes, while @ref{AsDijkstra} or @ref{AsFloyd} rely on a shortest path algorithm. @ref{AsVivaldi} + * Finding the path between two nodes is rather complex because we navigate a hierarchy of netzones, each of them + * being a full network. In addition, the routing can declare shortcuts (called bypasses), either within a NetZone + * at the route level or directly between NetZones. Also, each NetZone can use a differing routing algorithm, depending + * on its class. @ref{FullZone} have a full matrix giving explicitly the path between any pair of their + * contained nodes, while @ref{DijkstraZone} or @ref{FloydZone} rely on a shortest path algorithm. @ref{VivaldiZone} * does not even have any link but only use only coordinate information to compute the latency. * - * So AsImpl::getGlobalRoute builds the path recursively asking its specific information to each traversed AS with - * AsImpl::getLocalRoute, that is redefined in each sub-class. - * The algorithm for that is explained in http://hal.inria.fr/hal-00650233/ + * So NetZoneImpl::getGlobalRoute builds the path recursively asking its specific information to each traversed NetZone + * with NetZoneImpl::getLocalRoute, that is redefined in each sub-class. + * The algorithm for that is explained in http://hal.inria.fr/hal-00650233/ (but for historical reasons, NetZones are + * called Autonomous Systems in this article). * */ XBT_PUBLIC_CLASS NetZoneImpl : public s4u::NetZone { - friend simgrid::kernel::EngineImpl; // it destroys rootAs_ + friend simgrid::kernel::EngineImpl; // it destroys netRoot_ protected: explicit NetZoneImpl(NetZone * father, const char* name); virtual ~NetZoneImpl(); public: - /** @brief Make an host within that AS */ + /** @brief Make an host within that NetZone */ simgrid::s4u::Host* createHost(const char* name, std::vector* speedPerPstate, int coreAmount); - /** @brief Creates a new route in this AS */ + /** @brief Creates a new route in this NetZone */ void addBypassRoute(sg_platf_route_cbarg_t e_route) override; protected: /** - * @brief Probe the routing path between two points that are local to the called AS. + * @brief Probe the routing path between two points that are local to the called NetZone. * * @param src where from * @param dst where to @@ -97,10 +98,10 @@ public: private: std::map, BypassRoute*> bypassRoutes_; // src x dst -> route - routing::NetCard* netcard_ = nullptr; // Our representative in the father AS + routing::NetCard* netcard_ = nullptr; // Our representative in the father NetZone }; } } }; // Namespace simgrid::kernel::routing -#endif /* SIMGRID_SURF_AS_HPP */ +#endif /* SIMGRID_ROUTING_NETZONEIMPL_HPP */