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Commit a6dac863 authored by Misbah Mubarak's avatar Misbah Mubarak
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updates to simplep2p: support for having different latency/bw at sender & receiver end

parent 8eec1a09
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src/models/networks/model-net/simplep2p.c
View file @ a6dac863
......@@ -30,6 +30,7 @@ struct simplep2p_param
{
double * net_latency_ns_table;
double * net_bw_mbps_table;
int mat_len;
int num_lps;
};
......@@ -107,6 +108,7 @@ static int sp_get_magic();
static double sp_get_table_ent(
int from_id,
int to_id,
int is_outgoing,
int num_lps,
double * table);
......@@ -136,7 +138,6 @@ static tw_stime simplep2p_packet_event(
tw_lpid src_lp,
tw_lp *sender,
int is_last_pckt);
static void simplep2p_packet_event_rc(tw_lp *sender);
static void simplep2p_packet_event_rc(tw_lp *sender);
......@@ -246,6 +247,7 @@ static double * parse_mat(char * buf, int *nvals_first, int *nvals_total, int is
*nvals_first = 0;
*nvals_total = 0;
printf("\n parsing the matrix ");
/* parse the files by line */
int line_ct, line_ct_prev = 0;
char * line_save;
......@@ -255,13 +257,19 @@ static double * parse_mat(char * buf, int *nvals_first, int *nvals_total, int is
char * tok_save;
char * tok = strtok_r(line, " \t", &tok_save);
while (tok != NULL){
char * val_save;
if (line_ct + *nvals_total >= bufn){
bufn<<=1;
vals = realloc(vals, bufn*sizeof(double));
}
vals[line_ct+*nvals_total] = atof(tok);
line_ct++;
tok = strtok_r(NULL, " \t", &tok_save);
char * val = strtok_r(tok, ",", &val_save);
while(val != NULL)
{
vals[line_ct+*nvals_total] = atof(val);
val = strtok_r(NULL, " \t", &val_save);
line_ct++;
}
tok = strtok_r(NULL, " \t", &tok_save);
}
/* first line check - number of tokens = the matrix dim */
if (*nvals_first == 0) {
......@@ -342,10 +350,11 @@ static void sp_set_params(
params->mat_len = nvals_first_s + ((is_tri_mat) ? 1 : 0);
if (is_tri_mat){
params->net_latency_ns_table =
malloc(params->mat_len*params->mat_len*sizeof(double));
params->net_bw_mbps_table =
malloc(params->mat_len*params->mat_len*sizeof(double));
fill_tri_mat(params->mat_len, params->net_latency_ns_table, latency_tmp);
malloc(2*params->mat_len*params->mat_len*sizeof(double));
params->net_bw_mbps_table =
malloc(2*params->mat_len*params->mat_len*sizeof(double));
fill_tri_mat(params->mat_len, params->net_latency_ns_table, latency_tmp);
fill_tri_mat(params->mat_len, params->net_bw_mbps_table, bw_tmp);
free(latency_tmp);
free(bw_tmp);
......@@ -354,7 +363,6 @@ static void sp_set_params(
params->net_latency_ns_table = latency_tmp;
params->net_bw_mbps_table = bw_tmp;
}
/* done */
}
......@@ -538,9 +546,11 @@ static void handle_msg_ready_event(
/* get source->me network stats */
double bw = sp_get_table_ent(m->src_mn_rel_id, ns->id,
ns->params->num_lps, ns->params->net_bw_mbps_table);
1, ns->params->num_lps, ns->params->net_bw_mbps_table);
double latency = sp_get_table_ent(m->src_mn_rel_id, ns->id,
ns->params->num_lps, ns->params->net_latency_ns_table);
1, ns->params->num_lps, ns->params->net_latency_ns_table);
// printf("\n LP %d outgoing bandwidth with LP %d is %f ", ns->id, m->src_mn_rel_id, bw);
if (bw <= 0.0 || latency < 0.0){
fprintf(stderr,
"Invalid link from Rel. id %d to LP %lu (rel. id %d)\n",
......@@ -579,7 +589,6 @@ static void handle_msg_ready_event(
ns->id,
idles->recv_prev_idle_all, idles->recv_next_idle_all);
#endif
/* update global idles, recv time */
if (tw_now(lp) > idles->recv_next_idle_all){
......@@ -684,9 +693,11 @@ static void handle_msg_start_event(
/* grab the link params */
bw = sp_get_table_ent(ns->id, dest_rel_id,
ns->params->num_lps, ns->params->net_bw_mbps_table);
0, ns->params->num_lps, ns->params->net_bw_mbps_table);
latency = sp_get_table_ent(ns->id, dest_rel_id,
ns->params->num_lps, ns->params->net_latency_ns_table);
0, ns->params->num_lps, ns->params->net_latency_ns_table);
//printf("\n LP %d incoming bandwidth with LP %d is %f ", ns->id, dest_rel_id, bw);
if (bw <= 0.0 || latency < 0.0){
fprintf(stderr,
"Invalid link from LP %lu (rel. id %d) to LP %lu (rel. id %d)\n",
......@@ -890,7 +901,7 @@ static void sp_read_config(const char * anno, simplep2p_param *p){
p->num_lps = codes_mapping_get_lp_count(NULL, 0,
LP_CONFIG_NM, anno, 0);
sp_set_params(latency_file, bw_file, p);
if (p->mat_len != p->num_lps){
if (p->mat_len != (2 * p->num_lps)){
tw_error(TW_LOC, "simplep2p config matrix doesn't match the "
"number of simplep2p LPs (%d vs. %d)\n",
p->mat_len, p->num_lps);
......@@ -936,10 +947,11 @@ static tw_lpid sp_find_local_device(
static double sp_get_table_ent(
int from_id,
int to_id,
int is_incoming, /* chooses between incoming and outgoing bandwidths */
int num_lps,
double * table){
// TODO: if a tri-matrix, then change the addressing
return table[from_id * num_lps + to_id];
return table[2 * from_id * num_lps + 2 * to_id + is_incoming];
}
/* category lookup (more or less copied from model_net_find_stats) */
......
tests/conf/modelnet-test-bw-tri.conf
View file @ a6dac863
0.0 50.0
100.0
0.0,0.0 50.0,50.0
100.0,100.0
tests/conf/modelnet-test-bw.conf
View file @ a6dac863
0.0 0.0 50.0
0.0 0.0 100.0
50.0 100.0 0.0
0.0,0.0 0.0,0.0 50.0,25.0
0.0,0.0 0.0,0.0 100.0,75.0
50.0,45.0 100.0,25.0 0.0,0.0
tests/conf/modelnet-test-latency-tri.conf
View file @ a6dac863
0.0 10000.0
20000.0
0.0,0.0 10000.0,10000.0
20000.0,20000.0
tests/conf/modelnet-test-latency.conf
View file @ a6dac863
0.0 0.0 10000.0
0.0 0.0 20000.0
10000.0 20000.0 0.0
0.0,0.0 0.0,0.0 10000.0,80000.0
0.0,0.0 0.0,0.0 20000.0,1000.0
10000.0,7000.0 20000.0,1500.0 0.0,0.0
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