X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/d8eb62b207b566949a0d9ce649a7b21e226b9168..5b7d9f3be01ce39f56e8fdfb2486e2481d1003a4:/include/simgrid/host.h diff --git a/include/simgrid/host.h b/include/simgrid/host.h index 4a72056e6e..f59db85299 100644 --- a/include/simgrid/host.h +++ b/include/simgrid/host.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2013-2018. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2013-2019. The SimGrid Team. All rights reserved. */ /* 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. */ @@ -12,21 +12,18 @@ SG_BEGIN_DECL() /** @brief Host datatype. - @ingroup m_host_management - - A location (or host) is any possible place where an actor may run. Thus it is represented as a - physical resource with computing capabilities, some mailboxes to enable running actors to - communicate with remote ones, and some private data that can be only accessed by local actors. + * + * A location (or host) is any possible place where an actor may run. Thus it is represented as a + * physical resource with computing capabilities, some mailboxes to enable running actors to + * communicate with remote ones, and some private data that can be only accessed by local actors. */ XBT_PUBLIC sg_host_t* sg_host_list(); -/** @ingroup m_host_management - * @brief Return the current number of hosts. - */ +/** @brief Return the current number of hosts. */ XBT_PUBLIC size_t sg_host_count(); -/** @ingroup m_host_management +/** * @brief Return a dynar containing all the hosts declared at a given point of time (including VMs) * @remark The host order in the returned array is generally different from the host creation/declaration order in the * XML platform (we use a hash table internally) @@ -36,8 +33,7 @@ XBT_PUBLIC xbt_dynar_t sg_hosts_as_dynar(); XBT_PUBLIC size_t sg_host_extension_create(void (*deleter)(void*)); XBT_PUBLIC void* sg_host_extension_get(sg_host_t host, size_t rank); -/** @ingroup m_host_management - * @brief Finds a sg_host_t using its name. +/** @brief Finds a sg_host_t using its name. * * This is a name directory service * @param name the name of an host. @@ -45,22 +41,16 @@ XBT_PUBLIC void* sg_host_extension_get(sg_host_t host, size_t rank); */ XBT_PUBLIC sg_host_t sg_host_by_name(const char* name); -/** @ingroup m_host_management - * - * @brief Return the name of the #sg_host_t. */ +/** @brief Return the name of the #sg_host_t. */ XBT_PUBLIC const char* sg_host_get_name(sg_host_t host); // ========== User Data ============== -/** @ingroup m_host_management - * - * @brief Return the user data of a #sg_host_t. +/** @brief Return the user data of a #sg_host_t. * * This functions returns the user data associated to @a host if it is possible. */ XBT_PUBLIC void* sg_host_user(sg_host_t host); -/** @ingroup m_host_management - * - * @brief Set the user data of a #sg_host_t. +/** @brief Set the user data of a #sg_host_t. * * This functions attach @a data to @a host if it is possible. */ @@ -68,24 +58,20 @@ XBT_PUBLIC void sg_host_user_set(sg_host_t host, void* userdata); XBT_PUBLIC void sg_host_user_destroy(sg_host_t host); // ========= storage related functions ============ -/** @ingroup m_host_management - * @brief Return the list of mount point names on an host. +/** @brief Return the list of mount point names on an host. * @param host a host * @return a dict containing all mount point on the host (mount_name => sg_storage_t) */ XBT_PUBLIC xbt_dict_t sg_host_get_mounted_storage_list(sg_host_t host); -/** @ingroup m_host_management - * @brief Return the list of storages attached to an host. +/** @brief Return the list of storages attached to an host. * @param host a host * @return a dynar containing all storages (name) attached to the host */ XBT_PUBLIC xbt_dynar_t sg_host_get_attached_storage_list(sg_host_t host); // =========== user-level functions =============== -/** @ingroup m_host_management - * @brief Return the speed of the processor (in flop/s), regardless of the current load on the machine. - */ +/** @brief Return the speed of the processor (in flop/s), regardless of the current load on the machine. */ XBT_PUBLIC double sg_host_speed(sg_host_t host); XBT_PUBLIC double sg_host_get_pstate_speed(sg_host_t host, int pstate_index); @@ -93,16 +79,17 @@ XBT_PUBLIC double sg_host_get_available_speed(sg_host_t host); XBT_PUBLIC int sg_host_core_count(sg_host_t host); -/** @ingroup m_process_management - * @brief Return the location on which a process is running. - * @return the sg_host_t corresponding to the location on which @a process is running. +/** @brief Returns the current computation load (in flops per second). + * @param host a host */ +XBT_PUBLIC double sg_host_load(sg_host_t host); + +/** @brief Return the location on which the current process is running. */ XBT_PUBLIC sg_host_t sg_host_self(); XBT_PUBLIC const char* sg_host_self_get_name(); -/** @ingroup m_host_management - * @brief Return the total count of pstates defined for a host. See also @ref plugin_energy. +/** @brief Return the total count of pstates defined for a host. See also @ref plugin_energy. * * @param host host to test */