-/* Copyright (c) 2004-2014. The SimGrid Team.
+/* Copyright (c) 2004-2015. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
*/
/********************************* Host **************************************/
-msg_host_t __MSG_host_create(smx_host_t workstation)
+msg_host_t __MSG_host_create(sg_host_t host) // FIXME: don't return our parameter
{
- const char *name = SIMIX_host_get_name(workstation);
msg_host_priv_t priv = xbt_new0(s_msg_host_priv_t, 1);
#ifdef MSG_USE_DEPRECATED
priv->dp_objs = xbt_dict_new();
priv->dp_enabled = 0;
priv->dp_updated_by_deleted_tasks = 0;
+ priv->is_migrating = 0;
priv->affinity_mask_db = xbt_dict_new_homogeneous(NULL);
- xbt_lib_set(host_lib, name, MSG_HOST_LEVEL, priv);
+ sg_host_msg_set(host,priv);
- return xbt_lib_get_elm_or_null(host_lib, name);
+ return host;
}
-
-/** \ingroup msg_host_management
+/** \ingroup m_host_management
* \brief Finds a msg_host_t using its name.
*
* This is a name directory service
* \param name the name of an host.
* \return the corresponding host
*/
-msg_host_t MSG_get_host_by_name(const char *name)
+msg_host_t MSG_host_by_name(const char *name)
{
return (msg_host_t) xbt_lib_get_elm_or_null(host_lib,name);
}
}
-/*
+/** \ingroup m_host_management
+ *
* \brief Start the host if it is off
+ *
+ * See also #MSG_host_is_on() and #MSG_host_is_off() to test the current state of the host and @ref SURF_plugin_energy for more info on DVFS.
*/
void MSG_host_on(msg_host_t host)
{
simcall_host_on(host);
}
-/*
+/** \ingroup m_host_management
+ *
* \brief Stop the host if it is on
+ *
+ * See also #MSG_host_is_on() and #MSG_host_is_off() to test the current state of the host and @ref SURF_plugin_energy for more info on DVFS.
*/
void MSG_host_off(msg_host_t host)
{
*/
void __MSG_host_priv_free(msg_host_priv_t priv)
{
+
+ if (priv == NULL)
+ return;
unsigned int size = xbt_dict_size(priv->dp_objs);
if (size > 0)
XBT_WARN("dp_objs: %u pending task?", size);
/*
* \brief Destroys a host (internal call only)
*/
-void __MSG_host_destroy(msg_host_t host)
+void __MSG_host_destroy(msg_host_t host) //FIXME: killme?
{
- const char *name = MSG_host_get_name(host);
/* TODO:
* What happens if VMs still remain on this host?
* Revisit here after the surf layer gets stable.
**/
-
- xbt_lib_unset(host_lib, name, MSG_HOST_LEVEL, 1);
+ sg_host_msg_destroy(host);
}
/** \ingroup m_host_management
/** \ingroup m_host_management
* \brief Return a dynar containing all the hosts declared at a given point of time
+ * \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)
*/
xbt_dynar_t MSG_hosts_as_dynar(void) {
- xbt_lib_cursor_t cursor;
- char *key;
- void **data;
- xbt_dynar_t res = xbt_dynar_new(sizeof(msg_host_t),NULL);
-
- xbt_lib_foreach(host_lib, cursor, key, data) {
- if(routing_get_network_element_type(key) == SURF_NETWORK_ELEMENT_HOST) {
- xbt_dictelm_t elm = xbt_dict_cursor_get_elm(cursor);
- xbt_dynar_push(res, &elm);
- }
- }
- return res;
+ return sg_hosts_as_dynar();
}
/** \ingroup m_host_management
}
-/** \ingroup msg_gos_functions
- * \brief Determine if a host is available.
+/** @ingroup m_host_management
*
- * \param host host to test
- * \return Returns 1 if host is available, 0 otherwise
+ * @brief Determine if a host is up and running.
+ *
+ * See also #MSG_host_on() and #MSG_host_off() to switch the host ON and OFF and @ref SURF_plugin_energy for more info on DVFS.
+ *
+ * @param host host to test
+ * @return Returns true if the host is up and running, and false if it's currently down
*/
-int MSG_host_is_avail(msg_host_t host)
+int MSG_host_is_on(msg_host_t host)
{
xbt_assert((host != NULL), "Invalid parameters (host is NULL)");
return (simcall_host_get_state(host));
}
+/** @ingroup m_host_management
+ *
+ * @brief Determine if a host is currently off.
+ *
+ * See also #MSG_host_on() and #MSG_host_off() to switch the host ON and OFF and @ref SURF_plugin_energy for more info on DVFS.
+ */
+int MSG_host_is_off(msg_host_t host)
+{
+ xbt_assert((host != NULL), "Invalid parameters (host is NULL)");
+ return !(simcall_host_get_state(host));
+}
/** \ingroup m_host_management
* \brief Set the parameters of a given host
* \param host a host
* \param params a prameter object
*/
-void MSG_host_set_params(msg_host_t host, ws_params_t params)
+void MSG_host_set_params(msg_host_t host, vm_params_t params)
{
simcall_host_set_params(host, params);
}
* \param host a host
* \param params a prameter object
*/
-void MSG_host_get_params(msg_host_t host, ws_params_t params)
+void MSG_host_get_params(msg_host_t host, vm_params_t params)
{
simcall_host_get_params(host, params);
}
/** \ingroup m_host_management
- * \brief Return the speed of the processor (in flop/s) at a given pstate
+ * \brief Return the speed of the processor (in flop/s) at a given pstate. See also @ref SURF_plugin_energy.
*
* \param host host to test
* \param pstate_index pstate to test
* \return Returns the processor speed associated with pstate_index
*/
-double MSG_get_host_power_peak_at(msg_host_t host, int pstate_index) {
+double MSG_host_get_power_peak_at(msg_host_t host, int pstate_index) {
xbt_assert((host != NULL), "Invalid parameters (host is NULL)");
return (simcall_host_get_power_peak_at(host, pstate_index));
}
* \param host host to test
* \return Returns the current processor speed
*/
-double MSG_get_host_current_power_peak(msg_host_t host) {
+double MSG_host_get_current_power_peak(msg_host_t host) {
xbt_assert((host != NULL), "Invalid parameters (host is NULL)");
return simcall_host_get_current_power_peak(host);
}
/** \ingroup m_host_management
- * \brief Return the number of pstates defined for a host
+ * \brief Return the total count of pstates defined for a host. See also @ref SURF_plugin_energy.
*
* \param host host to test
*/
-int MSG_get_host_nb_pstates(msg_host_t host) {
+int MSG_host_get_nb_pstates(msg_host_t host) {
xbt_assert((host != NULL), "Invalid parameters (host is NULL)");
return (simcall_host_get_nb_pstates(host));
}
/** \ingroup m_host_management
- * \brief Sets the speed of the processor (in flop/s) at a given pstate
+ * \brief Sets the speed of the processor (in flop/s) at a given pstate. See also @ref SURF_plugin_energy.
*
* \param host host to test
* \param pstate_index pstate to switch to
*/
-void MSG_set_host_power_peak_at(msg_host_t host, int pstate_index) {
+void MSG_host_set_pstate(msg_host_t host, int pstate_index) {
xbt_assert((host != NULL), "Invalid parameters (host is NULL)");
- simcall_host_set_power_peak_at(host, pstate_index);
+ simcall_host_set_pstate(host, pstate_index);
+}
+/** \ingroup m_host_management
+ * \brief Gets the pstate at which the given host is currently running. See also @ref SURF_plugin_energy.
+ *
+ * \param host host to test
+ */
+int MSG_host_get_pstate(msg_host_t host) {
+ return simcall_host_get_pstate(host);
}
/** \ingroup m_host_management
- * \brief Return the total energy consumed by a host (in Joules)
+ * \brief Return the total energy consumed by a host (in Joules). See also @ref SURF_plugin_energy.
*
* \param host host to test
* \return Returns the consumed energy
*/
-double MSG_get_host_consumed_energy(msg_host_t host) {
+double MSG_host_get_consumed_energy(msg_host_t host) {
xbt_assert((host != NULL), "Invalid parameters (host is NULL)");
return simcall_host_get_consumed_energy(host);
}
+/** \ingroup m_host_management
+ * \brief Returns the amount of watt dissipated at the given pstate when the host is idling
+ *
+ */
+double MSG_host_get_wattmin_at(msg_host_t host, int pstate){
+ return simcall_host_get_wattmin_at(host, pstate);
+}
+/** \ingroup m_host_management
+ * \brief Returns the amount of watt dissipated at the given pstate when the host burns CPU at 100%
+ *
+ */
+double MSG_host_get_wattmax_at(msg_host_t host, int pstate){
+ return simcall_host_get_wattmax_at(host, pstate);
+}
/** \ingroup m_host_management
* \brief Return the list of mount point names on an host.
return (simcall_host_get_attached_storage_list(host));
}
-/** \ingroup msg_host_management
+/** \ingroup m_host_management
* \brief Return the content of mounted storages on an host.
* \param host a host
* \return a dict containing content (as a dict) of all storages mounted on the host