-/* $Id$ */
-
-/* Copyright (c) 2004 Arnaud Legrand. All rights reserved. */
+/* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. 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. */
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_network, surf,
"Logging specific to the SURF network module");
-surf_network_model_t surf_network_model = NULL;
+surf_model_t surf_network_model = NULL;
static lmm_system_t network_maxmin_system = NULL;
static void (*network_solve) (lmm_system_t) = NULL;
-xbt_dict_t link_set = NULL;
-double latency_factor = 1.0; /* default value */
-double bandwidth_factor = 1.0; /* default value */
-double weight_S_parameter = 0.0; /* default value */
+double sg_latency_factor = 1.0; /* default value; can be set by model or from command line */
+double sg_bandwidth_factor = 1.0; /* default value; can be set by model or from command line */
+double sg_weight_S_parameter = 0.0;/* default value; can be set by model or from command line */
-int card_number = 0;
-int host_number = 0;
-link_CM02_t **routing_table = NULL;
-int *routing_table_size = NULL;
-static link_CM02_t loopback = NULL;
double sg_tcp_gamma = 0.0;
+int sg_network_fullduplex = 0;
+
+
+/******************************************************************************/
+/* Factors callbacks */
+/******************************************************************************/
+static double constant_latency_factor(double size)
+{
+ return sg_latency_factor;
+}
+
+static double constant_bandwidth_factor(double size)
+{
+ return sg_bandwidth_factor;
+}
+
+static double constant_bandwidth_constraint(double rate, double bound, double size)
+{
+ return rate;
+}
+/**********************/
+/* SMPI callbacks */
+/**********************/
+static double smpi_latency_factor(double size)
+{
+ /* 1 B <= size <= 1 KiB */
+ if (size <= 1024.0) {
+ return 1.0056;
+ }
-static void create_routing_table(void)
+ /* 2 KiB <= size <= 32 KiB */
+ if (size <= 32768.0) {
+ return 1.8805;
+ }
+
+ /* 64 KiB <= size <= 4 MiB */
+ return 22.7111;
+}
+
+static double smpi_bandwidth_factor(double size)
{
- routing_table = xbt_new0(link_CM02_t *, /*card_number * card_number */
- host_number * host_number);
- routing_table_size =
- xbt_new0(int, /*card_number * card_number */ host_number * host_number);
+ /* 1 B <= size <= 1 KiB */
+ if (size <= 1024.0) {
+ return 0.2758;
+ }
+
+ /* 2 KiB <= size <= 32 KiB */
+ if (size <= 32768.0) {
+ return 0.5477;
+ }
+
+ /* 64 KiB <= size <= 4 MiB */
+ return 0.9359;
}
-static void link_free(void *nw_link)
+static double smpi_bandwidth_constraint(double rate, double bound, double size)
{
- free(((link_CM02_t) nw_link)->name);
- xbt_dict_free(&(((link_CM02_t) nw_link)->properties));
- free(nw_link);
+ return rate < 0 ? bound : min(bound, rate * smpi_bandwidth_factor(size));
}
-static link_CM02_t link_new(char *name,
+
+static double (*latency_factor_callback)(double) = &constant_latency_factor;
+static double (*bandwidth_factor_callback)(double) = &constant_bandwidth_factor;
+static double (*bandwidth_constraint_callback)(double, double, double) = &constant_bandwidth_constraint;
+
+
+static link_CM02_t net_link_new(char *name,
double bw_initial,
tmgr_trace_t bw_trace,
double lat_initial,
tmgr_trace_t lat_trace,
- e_surf_link_state_t
+ e_surf_resource_state_t
state_initial,
tmgr_trace_t state_trace,
e_surf_link_sharing_policy_t
policy, xbt_dict_t properties)
{
- link_CM02_t nw_link = xbt_new0(s_link_CM02_t, 1);
- xbt_assert1(!xbt_dict_get_or_null(link_set, name),
+ link_CM02_t nw_link = (link_CM02_t)
+ surf_resource_lmm_new(sizeof(s_link_CM02_t),
+ surf_network_model, name, properties,
+ network_maxmin_system,
+ sg_bandwidth_factor * bw_initial,
+ history,
+ state_initial, state_trace,
+ bw_initial, bw_trace);
+
+ xbt_assert1(!xbt_dict_get_or_null(surf_network_model->resource_set, name),
"Link '%s' declared several times in the platform file.", name);
- nw_link->model = (surf_model_t) surf_network_model;
- nw_link->name = name;
- nw_link->bw_current = bw_initial;
- if (bw_trace)
- nw_link->bw_event =
- tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
nw_link->lat_current = lat_initial;
if (lat_trace)
nw_link->lat_event =
tmgr_history_add_trace(history, lat_trace, 0.0, 0, nw_link);
- nw_link->state_current = state_initial;
- if (state_trace)
- nw_link->state_event =
- tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
-
- nw_link->constraint =
- lmm_constraint_new(network_maxmin_system, nw_link,
- bandwidth_factor * nw_link->bw_current);
if (policy == SURF_LINK_FATPIPE)
- lmm_constraint_shared(nw_link->constraint);
-
- nw_link->properties = properties;
+ lmm_constraint_shared(nw_link->lmm_resource.constraint);
- current_property_set = properties;
-
- xbt_dict_set(link_set, name, nw_link, link_free);
+ xbt_dict_set(surf_network_model->resource_set, name, nw_link,
+ surf_resource_free);
+#ifdef HAVE_TRACING
+ TRACE_surf_link_declaration (name, bw_initial, lat_initial);
+#endif
return nw_link;
}
-static void network_card_free(void *nw_card)
-{
- free(((network_card_CM02_t) nw_card)->name);
- free(nw_card);
-}
-
-static int network_card_new(const char *card_name)
-{
- network_card_CM02_t card =
- surf_model_resource_by_name(surf_network_model,card_name);
-
- if (!card) {
- card = xbt_new0(s_network_card_CM02_t, 1);
- card->name = xbt_strdup(card_name);
- card->id = host_number++;
- xbt_dict_set(surf_model_resource_set(surf_network_model), card_name, card, network_card_free);
- }
- return card->id;
-}
-
-static void route_new(int src_id, int dst_id,
- link_CM02_t * link_list, int nb_link)
-{
- ROUTE_SIZE(src_id, dst_id) = nb_link;
- ROUTE(src_id, dst_id) = link_list =
- xbt_realloc(link_list, sizeof(link_CM02_t) * nb_link);
-}
-
-static void parse_link_init(void)
+static void net_parse_link_init(void)
{
char *name_link;
double bw_initial;
tmgr_trace_t bw_trace;
double lat_initial;
tmgr_trace_t lat_trace;
- e_surf_link_state_t state_initial_link = SURF_LINK_ON;
+ e_surf_resource_state_t state_initial_link = SURF_RESOURCE_ON;
e_surf_link_sharing_policy_t policy_initial_link = SURF_LINK_SHARED;
tmgr_trace_t state_trace;
name_link = xbt_strdup(A_surfxml_link_id);
surf_parse_get_double(&bw_initial, A_surfxml_link_bandwidth);
- surf_parse_get_trace(&bw_trace, A_surfxml_link_bandwidth_file);
+ bw_trace = tmgr_trace_new(A_surfxml_link_bandwidth_file);
surf_parse_get_double(&lat_initial, A_surfxml_link_latency);
- surf_parse_get_trace(&lat_trace, A_surfxml_link_latency_file);
+ lat_trace = tmgr_trace_new(A_surfxml_link_latency_file);
xbt_assert0((A_surfxml_link_state == A_surfxml_link_state_ON)
|| (A_surfxml_link_state ==
A_surfxml_link_state_OFF), "Invalid state");
if (A_surfxml_link_state == A_surfxml_link_state_ON)
- state_initial_link = SURF_LINK_ON;
+ state_initial_link = SURF_RESOURCE_ON;
else if (A_surfxml_link_state == A_surfxml_link_state_OFF)
- state_initial_link = SURF_LINK_OFF;
+ state_initial_link = SURF_RESOURCE_OFF;
if (A_surfxml_link_sharing_policy == A_surfxml_link_sharing_policy_SHARED)
policy_initial_link = SURF_LINK_SHARED;
A_surfxml_link_sharing_policy_FATPIPE)
policy_initial_link = SURF_LINK_FATPIPE;
- surf_parse_get_trace(&state_trace, A_surfxml_link_state_file);
+ state_trace = tmgr_trace_new(A_surfxml_link_state_file);
- link_new(name_link, bw_initial, bw_trace,
+ net_link_new(name_link, bw_initial, bw_trace,
lat_initial, lat_trace, state_initial_link, state_trace,
policy_initial_link, xbt_dict_new());
}
-static int src_id = -1;
-static int dst_id = -1;
-
-static void parse_route_set_endpoints(void)
-{
- src_id = network_card_new(A_surfxml_route_src);
- dst_id = network_card_new(A_surfxml_route_dst);
- route_action = A_surfxml_route_action;
-}
-
-static void parse_route_set_route(void)
-{
- char *name;
- if (src_id != -1 && dst_id != -1) {
- name = bprintf("%x#%x", src_id, dst_id);
- manage_route(route_table, name, route_action, 0);
- free(name);
- }
-}
-
-static void add_loopback(void)
-{
- int i;
- /* Adding loopback if needed */
- for (i = 0; i < host_number; i++)
- if (!ROUTE_SIZE(i, i)) {
- if (!loopback)
- loopback = link_new(xbt_strdup("__MSG_loopback__"),
- 498000000, NULL, 0.000015, NULL,
- SURF_LINK_ON, NULL, SURF_LINK_FATPIPE, NULL);
- ROUTE_SIZE(i, i) = 1;
- ROUTE(i, i) = xbt_new0(link_CM02_t, 1);
- ROUTE(i, i)[0] = loopback;
- }
-}
-
-static void add_route(void)
-{
- xbt_ex_t e;
- int nb_link = 0;
- unsigned int cpt = 0;
- int link_list_capacity = 0;
- link_CM02_t *link_list = NULL;
- xbt_dict_cursor_t cursor = NULL;
- char *key, *data, *end;
- const char *sep = "#";
- xbt_dynar_t links, keys;
-
- if (routing_table == NULL)
- create_routing_table();
-
- xbt_dict_foreach(route_table, cursor, key, data) {
- char *link = NULL;
- nb_link = 0;
- links = (xbt_dynar_t) data;
- keys = xbt_str_split_str(key, sep);
-
- link_list_capacity = xbt_dynar_length(links);
- link_list = xbt_new(link_CM02_t, link_list_capacity);
-
- src_id = strtol(xbt_dynar_get_as(keys, 0, char *), &end, 16);
- dst_id = strtol(xbt_dynar_get_as(keys, 1, char *), &end, 16);
- xbt_dynar_free(&keys);
-
- xbt_dynar_foreach(links, cpt, link) {
- TRY {
- link_list[nb_link++] = xbt_dict_get(link_set, link);
- }
- CATCH(e) {
- RETHROW1("Link %s not found (dict raised this exception: %s)", link);
- }
- }
- route_new(src_id, dst_id, link_list, nb_link);
- }
-}
-
-static void count_hosts(void)
-{
- host_number++;
-}
-
-
-static void add_traces(void)
+static void net_add_traces(void)
{
xbt_dict_cursor_t cursor = NULL;
char *trace_name, *elm;
/* connect all traces relative to network */
xbt_dict_foreach(trace_connect_list_link_avail, cursor, trace_name, elm) {
tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
- link_CM02_t link = xbt_dict_get_or_null(link_set, elm);
+ link_CM02_t link =
+ xbt_dict_get_or_null(surf_network_model->resource_set, elm);
xbt_assert2(link, "Cannot connect trace %s to link %s: link undefined",
trace_name, elm);
xbt_assert2(trace, "Cannot connect trace %s to link %s: trace undefined",
trace_name, elm);
- link->state_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
+ link->lmm_resource.state_event =
+ tmgr_history_add_trace(history, trace, 0.0, 0, link);
}
xbt_dict_foreach(trace_connect_list_bandwidth, cursor, trace_name, elm) {
tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
- link_CM02_t link = xbt_dict_get_or_null(link_set, elm);
+ link_CM02_t link =
+ xbt_dict_get_or_null(surf_network_model->resource_set, elm);
xbt_assert2(link, "Cannot connect trace %s to link %s: link undefined",
trace_name, elm);
xbt_assert2(trace, "Cannot connect trace %s to link %s: trace undefined",
trace_name, elm);
- link->bw_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
+ link->lmm_resource.power.event =
+ tmgr_history_add_trace(history, trace, 0.0, 0, link);
}
xbt_dict_foreach(trace_connect_list_latency, cursor, trace_name, elm) {
tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
- link_CM02_t link = xbt_dict_get_or_null(link_set, elm);
+ link_CM02_t link =
+ xbt_dict_get_or_null(surf_network_model->resource_set, elm);
xbt_assert2(link, "Cannot connect trace %s to link %s: link undefined",
trace_name, elm);
}
}
-static void define_callbacks(const char *file)
+static void net_define_callbacks(const char *file)
{
/* Figuring out the network links */
- surfxml_add_callback(STag_surfxml_host_cb_list, &count_hosts);
- surfxml_add_callback(STag_surfxml_link_cb_list, &parse_link_init);
- surfxml_add_callback(STag_surfxml_route_cb_list,
- &parse_route_set_endpoints);
- surfxml_add_callback(ETag_surfxml_route_cb_list, &parse_route_set_route);
- surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_traces);
- surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_route);
- surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_loopback);
-}
-
-static const char *get_resource_name(void *resource_id)
-{
- return ((network_card_CM02_t) resource_id)->name;
+ surfxml_add_callback(STag_surfxml_link_cb_list, &net_parse_link_init);
+ surfxml_add_callback(ETag_surfxml_platform_cb_list, &net_add_traces);
}
-static int resource_used(void *resource_id)
+static int net_resource_used(void *resource_id)
{
return lmm_constraint_used(network_maxmin_system,
- ((link_CM02_t) resource_id)->constraint);
+ ((surf_resource_lmm_t) resource_id)->constraint);
}
-static int action_free(surf_action_t action)
+static int net_action_unref(surf_action_t action)
{
action->refcount--;
if (!action->refcount) {
return 0;
}
-static void action_use(surf_action_t action)
+static void net_action_cancel(surf_action_t action)
{
- action->refcount++;
+ surf_network_model->action_state_set((surf_action_t) action,
+ SURF_ACTION_FAILED);
+ return;
}
-static void action_cancel(surf_action_t action)
+static void net_action_recycle(surf_action_t action)
{
return;
}
-static void action_recycle(surf_action_t action)
+static int net_get_link_latency(surf_action_t action)
{
- return;
+ return action->latency_limited;
}
-static void action_change_state(surf_action_t action,
- e_surf_action_state_t state)
+static double net_action_get_remains(surf_action_t action)
{
-/* if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
-/* if(((surf_action_network_CM02_t)action)->variable) { */
-/* lmm_variable_disable(network_maxmin_system, ((surf_action_network_CM02_t)action)->variable); */
-/* ((surf_action_network_CM02_t)action)->variable = NULL; */
-/* } */
-
- surf_action_change_state(action, state);
- return;
+ return action->remains;
}
-static double share_resources(double now)
+static double net_share_resources(double now)
{
s_surf_action_network_CM02_t s_action;
surf_action_network_CM02_t action = NULL;
- xbt_swag_t running_actions =
- surf_network_model->common_public.states.running_action_set;
+ xbt_swag_t running_actions = surf_network_model->states.running_action_set;
double min;
min = generic_maxmin_share_resources(running_actions,
#define VARIABLE(action) (*((lmm_variable_t*)(((char *) (action)) + xbt_swag_offset(s_action, variable) )))
xbt_swag_foreach(action, running_actions) {
+ if( lmm_is_variable_limited_by_latency(action->variable) ){
+ (action->generic_action).latency_limited = 1;
+ }else{
+ (action->generic_action).latency_limited = 0;
+ }
if (action->latency > 0) {
if (min < 0)
min = action->latency;
return min;
}
-static void update_actions_state(double now, double delta)
+static void net_update_actions_state(double now, double delta)
{
double deltap = 0.0;
surf_action_network_CM02_t action = NULL;
surf_action_network_CM02_t next_action = NULL;
- xbt_swag_t running_actions =
- surf_network_model->common_public.states.running_action_set;
+ xbt_swag_t running_actions = surf_network_model->states.running_action_set;
/*
xbt_swag_t failed_actions =
- surf_network_model->common_public.states.failed_action_set;
+ surf_network_model->states.failed_action_set;
*/
xbt_swag_foreach_safe(action, next_action, running_actions) {
+
+#ifdef HAVE_TRACING
+ xbt_dynar_t route = used_routing->get_route(action->src, action->dst);
+ link_CM02_t link;
+ unsigned int i;
+ xbt_dynar_foreach(route, i, link) {
+ TRACE_surf_link_set_utilization (link->lmm_resource.generic_resource.name,
+ action->generic_action.data, lmm_variable_getvalue(action->variable), now-delta, delta);
+ }
+#endif
+
deltap = delta;
if (action->latency > 0) {
if (action->latency > deltap) {
if ((action->generic_action.remains <= 0) &&
(lmm_get_variable_weight(action->variable) > 0)) {
action->generic_action.finish = surf_get_clock();
- action_change_state((surf_action_t) action, SURF_ACTION_DONE);
- } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
- (action->generic_action.max_duration <= 0)) {
+ surf_network_model->action_state_set((surf_action_t) action,
+ SURF_ACTION_DONE);
+ } else if ((action->generic_action.max_duration != NO_MAX_DURATION)
+ && (action->generic_action.max_duration <= 0)) {
action->generic_action.finish = surf_get_clock();
- action_change_state((surf_action_t) action, SURF_ACTION_DONE);
+ surf_network_model->action_state_set((surf_action_t) action,
+ SURF_ACTION_DONE);
}
}
return;
}
-static void update_resource_state(void *id,
+static void net_update_resource_state(void *id,
tmgr_trace_event_t event_type,
double value, double date)
{
/* "%lg" " for event %p\n", surf_get_clock(), nw_link->name, */
/* value, event_type); */
- if (event_type == nw_link->bw_event) {
+ if (event_type == nw_link->lmm_resource.power.event) {
double delta =
- weight_S_parameter / value - weight_S_parameter / nw_link->bw_current;
+ sg_weight_S_parameter / value - sg_weight_S_parameter /
+ (nw_link->lmm_resource.power.peak * nw_link->lmm_resource.power.scale);
lmm_variable_t var = NULL;
lmm_element_t elem = NULL;
surf_action_network_CM02_t action = NULL;
- nw_link->bw_current = value;
- lmm_update_constraint_bound(network_maxmin_system, nw_link->constraint,
- bandwidth_factor * nw_link->bw_current);
- if (weight_S_parameter > 0) {
+ nw_link->lmm_resource.power.peak = value;
+ lmm_update_constraint_bound(network_maxmin_system,
+ nw_link->lmm_resource.constraint,
+ sg_bandwidth_factor *
+ (nw_link->lmm_resource.power.peak *
+ nw_link->lmm_resource.power.scale));
+#ifdef HAVE_TRACING
+ TRACE_surf_link_set_bandwidth (date, nw_link->lmm_resource.generic_resource.name, sg_bandwidth_factor * (nw_link->lmm_resource.power.peak * nw_link->lmm_resource.power.scale));
+#endif
+ if (sg_weight_S_parameter > 0) {
while ((var = lmm_get_var_from_cnst
- (network_maxmin_system, nw_link->constraint, &elem))) {
+ (network_maxmin_system, nw_link->lmm_resource.constraint,
+ &elem))) {
action = lmm_variable_id(var);
action->weight += delta;
if (!(action->suspended))
action->weight);
}
}
+ if (tmgr_trace_event_free(event_type))
+ nw_link->lmm_resource.power.event = NULL;
} else if (event_type == nw_link->lat_event) {
double delta = value - nw_link->lat_current;
lmm_variable_t var = NULL;
nw_link->lat_current = value;
while ((var = lmm_get_var_from_cnst
- (network_maxmin_system, nw_link->constraint, &elem))) {
+ (network_maxmin_system, nw_link->lmm_resource.constraint,
+ &elem))) {
action = lmm_variable_id(var);
action->lat_current += delta;
action->weight += delta;
if (action->rate < 0)
lmm_update_variable_bound(network_maxmin_system, action->variable,
sg_tcp_gamma / (2.0 * action->lat_current));
- else
+ else{
lmm_update_variable_bound(network_maxmin_system, action->variable,
min(action->rate,
- sg_tcp_gamma / (2.0 * action->lat_current)));
+ sg_tcp_gamma / (2.0 *
+ action->lat_current)));
+
+ if(action->rate < sg_tcp_gamma / (2.0 * action->lat_current) ){
+ INFO0("Flow is limited BYBANDWIDTH");
+ }else{
+ INFO1("Flow is limited BYLATENCY, latency of flow is %f",action->lat_current);
+ }
+ }
if (!(action->suspended))
lmm_update_variable_weight(network_maxmin_system, action->variable,
action->weight);
}
- } else if (event_type == nw_link->state_event) {
+ if (tmgr_trace_event_free(event_type))
+ nw_link->lat_event = NULL;
+ } else if (event_type == nw_link->lmm_resource.state_event) {
if (value > 0)
- nw_link->state_current = SURF_LINK_ON;
+ nw_link->lmm_resource.state_current = SURF_RESOURCE_ON;
else {
- lmm_constraint_t cnst = nw_link->constraint;
+ lmm_constraint_t cnst = nw_link->lmm_resource.constraint;
lmm_variable_t var = NULL;
lmm_element_t elem = NULL;
- nw_link->state_current = SURF_LINK_OFF;
+ nw_link->lmm_resource.state_current = SURF_RESOURCE_OFF;
while ((var = lmm_get_var_from_cnst
(network_maxmin_system, cnst, &elem))) {
surf_action_t action = lmm_variable_id(var);
- if (surf_action_get_state(action) == SURF_ACTION_RUNNING ||
- surf_action_get_state(action) == SURF_ACTION_READY) {
+ if (surf_action_state_get(action) == SURF_ACTION_RUNNING ||
+ surf_action_state_get(action) == SURF_ACTION_READY) {
action->finish = date;
- action_change_state(action, SURF_ACTION_FAILED);
+ surf_network_model->action_state_set(action, SURF_ACTION_FAILED);
}
}
}
+ if (tmgr_trace_event_free(event_type))
+ nw_link->lmm_resource.state_event = NULL;
} else {
CRITICAL0("Unknown event ! \n");
xbt_abort();
return;
}
-static surf_action_t communicate(void *src, void *dst, double size,
- double rate)
+
+static surf_action_t net_communicate(const char *src_name, const char *dst_name,
+ int src, int dst, double size, double rate)
{
+ unsigned int i;
+ link_CM02_t link;
+ int failed = 0;
surf_action_network_CM02_t action = NULL;
+ double bandwidth_bound;
/* LARGE PLATFORMS HACK:
Add a link_CM02_t *link and a int link_nb to network_card_CM02_t. It will represent local links for this node
Use the cluster_id for ->id */
- network_card_CM02_t card_src = src;
- network_card_CM02_t card_dst = dst;
- int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
- link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
+ xbt_dynar_t route = used_routing->get_route(src, dst);
+ xbt_dynar_t back_route = NULL;
+ int constraints_per_variable = 0;
+
+ if( sg_network_fullduplex == 1){
+ back_route = used_routing->get_route(dst, src);
+ }
+
/* LARGE PLATFORMS HACK:
total_route_size = route_size + src->link_nb + dst->nb */
- int i;
- XBT_IN4("(%s,%s,%g,%g)", card_src->name, card_dst->name, size, rate);
+ XBT_IN4("(%s,%s,%g,%g)", src_name, dst_name, size, rate);
/* LARGE PLATFORMS HACK:
assert on total_route_size */
- xbt_assert2(route_size,
- "You're trying to send data from %s to %s but there is no connexion between these two cards.",
- card_src->name, card_dst->name);
-
- action = xbt_new0(s_surf_action_network_CM02_t, 1);
-
- action->generic_action.refcount = 1;
- action->generic_action.cost = size;
- action->generic_action.remains = size;
- action->generic_action.max_duration = NO_MAX_DURATION;
- action->generic_action.start = surf_get_clock();
- action->generic_action.finish = -1.0;
- action->generic_action.model_type = (surf_model_t) surf_network_model;
- action->suspended = 0; /* Should be useless because of the
- calloc but it seems to help valgrind... */
- action->generic_action.state_set =
- surf_network_model->common_public.states.running_action_set;
- for (i = 0; i < route_size; i++)
- if (route[i]->state_current == SURF_LINK_OFF) {
- action->generic_action.state_set =
- surf_network_model->common_public.states.failed_action_set;
+ xbt_assert2(xbt_dynar_length(route),
+ "You're trying to send data from %s to %s but there is no connection between these two hosts.",
+ src_name, dst_name);
+
+ xbt_dynar_foreach(route, i, link) {
+ if (link->lmm_resource.state_current == SURF_RESOURCE_OFF) {
+ failed = 1;
break;
}
+ }
+ action =
+ surf_action_new(sizeof(s_surf_action_network_CM02_t), size,
+ surf_network_model, failed);
+ (action->generic_action).latency_limited = 0;
xbt_swag_insert(action, action->generic_action.state_set);
action->rate = rate;
action->latency = 0.0;
action->weight = 0.0;
- for (i = 0; i < route_size; i++) {
- action->latency += route[i]->lat_current;
+ bandwidth_bound = -1.0;
+ xbt_dynar_foreach(route, i, link) {
+ action->latency += link->lat_current;
action->weight +=
- route[i]->lat_current + weight_S_parameter / route[i]->bw_current;
+ link->lat_current +
+ sg_weight_S_parameter /
+ (link->lmm_resource.power.peak * link->lmm_resource.power.scale);
+ if(bandwidth_bound < 0.0)
+ bandwidth_bound = (*bandwidth_factor_callback)(size) * (link->lmm_resource.power.peak * link->lmm_resource.power.scale);
+ else
+ bandwidth_bound = min(bandwidth_bound, (*bandwidth_factor_callback)(size) * (link->lmm_resource.power.peak * link->lmm_resource.power.scale));
}
/* LARGE PLATFORMS HACK:
Add src->link and dst->link latencies */
action->lat_current = action->latency;
- action->latency *= latency_factor;
+ action->latency *= (*latency_factor_callback)(size);
+ action->rate = (*bandwidth_constraint_callback)(action->rate, bandwidth_bound, size);
/* LARGE PLATFORMS HACK:
lmm_variable_new(..., total_route_size) */
+ if(back_route != NULL){
+ constraints_per_variable = xbt_dynar_length(route)+xbt_dynar_length(back_route);
+ }else{
+ constraints_per_variable = xbt_dynar_length(route);
+ }
+
if (action->latency > 0)
action->variable =
- lmm_variable_new(network_maxmin_system, action, 0.0, -1.0, route_size);
+ lmm_variable_new(network_maxmin_system, action, 0.0, -1.0,constraints_per_variable);
else
action->variable =
- lmm_variable_new(network_maxmin_system, action, 1.0, -1.0, route_size);
+ lmm_variable_new(network_maxmin_system, action, 1.0, -1.0,constraints_per_variable);
if (action->rate < 0) {
if (action->lat_current > 0)
if (action->lat_current > 0)
lmm_update_variable_bound(network_maxmin_system, action->variable,
min(action->rate,
- sg_tcp_gamma / (2.0 * action->lat_current)));
+ sg_tcp_gamma / (2.0 *
+ action->lat_current)));
else
lmm_update_variable_bound(network_maxmin_system, action->variable,
action->rate);
}
- for (i = 0; i < route_size; i++)
- lmm_expand(network_maxmin_system, route[i]->constraint,
+ xbt_dynar_foreach(route, i, link) {
+ lmm_expand(network_maxmin_system, link->lmm_resource.constraint,
action->variable, 1.0);
- /* LARGE PLATFORMS HACK:
+ }
+
+ if( sg_network_fullduplex == 1){
+ DEBUG1("Fullduplex active adding backward flow using 5%c", '%');
+ xbt_dynar_foreach(back_route, i, link) {
+ lmm_expand(network_maxmin_system, link->lmm_resource.constraint,
+ action->variable, .05);
+ }
+ } /* LARGE PLATFORMS HACK:
expand also with src->link and dst->link */
+ /* saving the src and dst of this communication */
+ action->src = src;
+ action->dst = dst;
+
XBT_OUT;
return (surf_action_t) action;
}
-/* returns an array of link_CM02_t */
-static const void **get_route(void *src, void *dst)
-{
- network_card_CM02_t card_src = src;
- network_card_CM02_t card_dst = dst;
- return (const void **) ROUTE(card_src->id, card_dst->id);
-}
-
-static int get_route_size(void *src, void *dst)
-{
- network_card_CM02_t card_src = src;
- network_card_CM02_t card_dst = dst;
- return ROUTE_SIZE(card_src->id, card_dst->id);
-}
-
-static const char *get_link_name(const void *link)
+static double net_get_link_bandwidth(const void *link)
{
- return ((link_CM02_t) link)->name;
+ surf_resource_lmm_t lmm = (surf_resource_lmm_t) link;
+ return lmm->power.peak * lmm->power.scale;
}
-static double get_link_bandwidth(const void *link)
+static int net_link_shared(const void *link)
{
- return ((link_CM02_t) link)->bw_current;
+ return lmm_constraint_is_shared(((surf_resource_lmm_t) link)->constraint);
}
-static double get_link_latency(const void *link)
-{
- return ((link_CM02_t) link)->lat_current;
-}
-
-static int link_shared(const void *link)
-{
- return lmm_constraint_is_shared(((link_CM02_t) link)->constraint);
-}
-
-static xbt_dict_t get_properties(void *link)
-{
- return ((link_CM02_t) link)->properties;
-}
-
-static void action_suspend(surf_action_t action)
+static void net_action_suspend(surf_action_t action)
{
((surf_action_network_CM02_t) action)->suspended = 1;
lmm_update_variable_weight(network_maxmin_system,
0.0);
}
-static void action_resume(surf_action_t action)
+static void net_action_resume(surf_action_t action)
{
if (((surf_action_network_CM02_t) action)->suspended) {
lmm_update_variable_weight(network_maxmin_system,
}
}
-static int action_is_suspended(surf_action_t action)
+static int net_action_is_suspended(surf_action_t action)
{
return ((surf_action_network_CM02_t) action)->suspended;
}
-static void action_set_max_duration(surf_action_t action, double duration)
+static void net_action_set_max_duration(surf_action_t action, double duration)
{
action->max_duration = duration;
}
-static void finalize(void)
+
+/**
+ * FIXME : this should be done in the binding code !!
+ */
+void network_create_resource(char *name,
+ double initial_bandwidth,double initial_latency)
{
- int i, j;
- xbt_dict_free(&link_set);
+ char* name_link;
+ double bw_initial;
+ tmgr_trace_t bw_trace;
+ double lat_initial;
+ tmgr_trace_t lat_trace;
+ e_surf_resource_state_t state_initial_link = SURF_RESOURCE_ON;
+ e_surf_link_sharing_policy_t policy_initial_link = SURF_LINK_SHARED;
+ tmgr_trace_t state_trace;
+
+ name_link = xbt_strdup(name);
+ bw_initial = initial_bandwidth;
+ bw_trace = tmgr_trace_new("");
+ lat_initial = initial_latency;
+ lat_trace = tmgr_trace_new("");
+ // FIXME Hard Coded Values
+ //state_initial_link = SURF_RESOURCE_ON;
+ //policy_initial_link = SURF_LINK_SHARED;
+ state_trace = tmgr_trace_new("");
- surf_model_exit((surf_model_t)surf_network_model);
+ net_link_new(name_link, bw_initial, bw_trace,
+ lat_initial, lat_trace, state_initial_link, state_trace,
+ policy_initial_link, xbt_dict_new());
+}
- free(surf_network_model->extension_public);
- free(surf_network_model);
+static void net_finalize(void)
+{
+ surf_model_exit(surf_network_model);
surf_network_model = NULL;
- loopback = NULL;
- for (i = 0; i < host_number; i++)
- for (j = 0; j < host_number; j++)
- free(ROUTE(i, j));
- free(routing_table);
- routing_table = NULL;
- free(routing_table_size);
- routing_table_size = NULL;
- host_number = 0;
+ used_routing->finalize();
lmm_system_free(network_maxmin_system);
network_maxmin_system = NULL;
}
static void surf_network_model_init_internal(void)
{
- surf_network_model = xbt_new0(s_surf_network_model_t, 1);
-
- surf_model_init((surf_model_t)surf_network_model);
-
- surf_network_model->extension_public =
- xbt_new0(s_surf_network_model_extension_public_t, 1);
-
- surf_network_model->common_public.get_resource_name = get_resource_name;
- surf_network_model->common_public.action_get_state = surf_action_get_state;
- surf_network_model->common_public.action_get_start_time =
- surf_action_get_start_time;
- surf_network_model->common_public.action_get_finish_time =
- surf_action_get_finish_time;
- surf_network_model->common_public.action_free = action_free;
- surf_network_model->common_public.action_use = action_use;
- surf_network_model->common_public.action_cancel = action_cancel;
- surf_network_model->common_public.action_recycle = action_recycle;
- surf_network_model->common_public.action_change_state =
- action_change_state;
- surf_network_model->common_public.action_set_data = surf_action_set_data;
- surf_network_model->common_public.name = "network";
-
- surf_network_model->common_private->resource_used = resource_used;
- surf_network_model->common_private->share_resources = share_resources;
- surf_network_model->common_private->update_actions_state =
- update_actions_state;
- surf_network_model->common_private->update_resource_state =
- update_resource_state;
- surf_network_model->common_private->finalize = finalize;
-
- surf_network_model->common_public.suspend = action_suspend;
- surf_network_model->common_public.resume = action_resume;
- surf_network_model->common_public.is_suspended = action_is_suspended;
- surf_cpu_model->common_public.set_max_duration = action_set_max_duration;
-
- surf_network_model->extension_public->communicate = communicate;
- surf_network_model->extension_public->get_route = get_route;
- surf_network_model->extension_public->get_route_size = get_route_size;
- surf_network_model->extension_public->get_link_name = get_link_name;
- surf_network_model->extension_public->get_link_bandwidth =
- get_link_bandwidth;
- surf_network_model->extension_public->get_link_latency = get_link_latency;
- surf_network_model->extension_public->link_shared = link_shared;
-
- surf_network_model->common_public.get_properties = get_properties;
-
- link_set = xbt_dict_new();
+ surf_network_model = surf_model_init();
+
+ surf_network_model->name = "network";
+ surf_network_model->action_unref = net_action_unref;
+ surf_network_model->action_cancel = net_action_cancel;
+ surf_network_model->action_recycle = net_action_recycle;
+ surf_network_model->get_remains = net_action_get_remains;
+ surf_network_model->get_latency_limited = net_get_link_latency;
+
+ surf_network_model->model_private->resource_used = net_resource_used;
+ surf_network_model->model_private->share_resources = net_share_resources;
+ surf_network_model->model_private->update_actions_state =
+ net_update_actions_state;
+ surf_network_model->model_private->update_resource_state =
+ net_update_resource_state;
+ surf_network_model->model_private->finalize = net_finalize;
+
+ surf_network_model->suspend = net_action_suspend;
+ surf_network_model->resume = net_action_resume;
+ surf_network_model->is_suspended = net_action_is_suspended;
+ surf_cpu_model->set_max_duration = net_action_set_max_duration;
+
+ surf_network_model->extension.network.communicate = net_communicate;
+ surf_network_model->extension.network.get_link_bandwidth =
+ net_get_link_bandwidth;
+ surf_network_model->extension.network.link_shared = net_link_shared;
+ surf_network_model->extension.network.create_resource = network_create_resource;
+ surf_network_model->extension.network.add_traces = net_add_traces;
if (!network_maxmin_system)
network_maxmin_system = lmm_system_new();
+
+ routing_model_create(sizeof(link_CM02_t),
+ net_link_new(xbt_strdup("__loopback__"),
+ 498000000, NULL, 0.000015, NULL,
+ SURF_RESOURCE_ON, NULL, SURF_LINK_FATPIPE,
+ NULL));
+}
+
+
+
+/************************************************************************/
+/* New model based on LV08 and experimental results of MPI ping-pongs */
+/************************************************************************/
+void surf_network_model_init_SMPI(const char *filename)
+{
+
+ if (surf_network_model)
+ return;
+ surf_network_model_init_internal();
+ latency_factor_callback = &smpi_latency_factor;
+ bandwidth_factor_callback = &smpi_bandwidth_factor;
+ bandwidth_constraint_callback = &smpi_bandwidth_constraint;
+ net_define_callbacks(filename);
+ xbt_dynar_push(model_list, &surf_network_model);
+ network_solve = lmm_solve;
+
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/weight_S", 8775);
+
+ update_model_description(surf_network_model_description,
+ "SMPI", surf_network_model);
}
/************************************************************************/
if (surf_network_model)
return;
surf_network_model_init_internal();
- define_callbacks(filename);
+ net_define_callbacks(filename);
xbt_dynar_push(model_list, &surf_network_model);
network_solve = lmm_solve;
- latency_factor = 10.4;
- bandwidth_factor = 0.92;
- weight_S_parameter = 8775;
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/latency_factor",10.4);
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/bandwidth_factor", 0.92);
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/weight_S", 8775);
update_model_description(surf_network_model_description,
- "LegrandVelho", (surf_model_t) surf_network_model);
+ "LV08", surf_network_model);
}
/***************************************************************************/
if (surf_network_model)
return;
surf_network_model_init_internal();
- define_callbacks(filename);
+ net_define_callbacks(filename);
xbt_dynar_push(model_list, &surf_network_model);
network_solve = lmm_solve;
update_model_description(surf_network_model_description,
- "CM02", (surf_model_t) surf_network_model);
+ "CM02", surf_network_model);
}
void surf_network_model_init_Reno(const char *filename)
if (surf_network_model)
return;
surf_network_model_init_internal();
- define_callbacks(filename);
+ net_define_callbacks(filename);
xbt_dynar_push(model_list, &surf_network_model);
lmm_set_default_protocol_function(func_reno_f, func_reno_fp, func_reno_fpi);
network_solve = lagrange_solve;
- latency_factor = 10.4;
- bandwidth_factor = 0.92;
- weight_S_parameter = 8775;
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/latency_factor", 10.4);
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/bandwidth_factor", 0.92);
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/weight_S", 8775);
update_model_description(surf_network_model_description,
- "Reno", (surf_model_t) surf_network_model);
+ "Reno", surf_network_model);
}
if (surf_network_model)
return;
surf_network_model_init_internal();
- define_callbacks(filename);
+ net_define_callbacks(filename);
xbt_dynar_push(model_list, &surf_network_model);
lmm_set_default_protocol_function(func_reno2_f, func_reno2_fp,
func_reno2_fpi);
network_solve = lagrange_solve;
- latency_factor = 10.4;
- bandwidth_factor = 0.92;
- weight_S_parameter = 8775;
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/latency_factor", 10.4);
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/bandwidth_factor", 0.92);
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/weight_S_parameter", 8775);
update_model_description(surf_network_model_description,
- "Reno2", (surf_model_t) surf_network_model);
+ "Reno2", surf_network_model);
}
void surf_network_model_init_Vegas(const char *filename)
if (surf_network_model)
return;
surf_network_model_init_internal();
- define_callbacks(filename);
+ net_define_callbacks(filename);
xbt_dynar_push(model_list, &surf_network_model);
lmm_set_default_protocol_function(func_vegas_f, func_vegas_fp,
func_vegas_fpi);
network_solve = lagrange_solve;
- latency_factor = 10.4;
- bandwidth_factor = 0.92;
- weight_S_parameter = 8775;
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/latency_factor", 10.4);
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/bandwidth_factor", 0.92);
+ xbt_cfg_setdefault_double(_surf_cfg_set,"network/weight_S", 8775);
update_model_description(surf_network_model_description,
- "Vegas", (surf_model_t) surf_network_model);
+ "Vegas", surf_network_model);
}
-#ifdef HAVE_SDP
-void surf_network_model_init_SDP(const char *filename)
-{
- if (surf_network_model)
- return;
- surf_network_model_init_internal();
- define_callbacks(filename);
-
- xbt_dynar_push(model_list, &surf_network_model);
- network_solve = sdp_solve;
- update_model_description(surf_network_model_description,
- "SDP", (surf_model_t) surf_network_model);
-}
-#endif
