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Commit 9c9edb04 authored by Misbah Mubarak's avatar Misbah Mubarak
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Added debugging information about event population, minor fixes

parent 8ac8bdee
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Showing with 40 additions and 35 deletions
src/models/networks/model-net/dragonfly.c
View file @ 9c9edb04
......@@ -31,7 +31,7 @@
#define WINDOW_LENGTH 0
// debugging parameters
#define TRACK 25
#define TRACK -1
#define PRINT_ROUTER_TABLE 1
#define DEBUG 0
......@@ -42,7 +42,7 @@
#define dprintf(_fmt, ...) \
do {if (CLIENT_DBG) printf(_fmt, __VA_ARGS__);} while (0)
long term_ecount, router_ecount, term_pending_ecount, router_pending_ecount;
long term_ecount, router_ecount, term_rev_ecount, router_rev_ecount;
static double maxd(double a, double b) { return a < b ? b : a; }
......@@ -328,7 +328,9 @@ static void dragonfly_read_config(const char * anno, dragonfly_param *params){
p->total_terminals = p->total_routers * p->num_cn;
printf("\n Total nodes %d routers %d groups %d radix %d num_vc %d ", p->num_cn * p->total_routers,
if(!g_tw_mynode)
printf("\n Total nodes %d routers %d groups %d radix %d num_vc %d ", p->num_cn * p->total_routers,
p->total_routers,
p->num_groups,
p->radix,
......@@ -396,7 +398,7 @@ static void dragonfly_report_stats()
printf("\n ADAPTIVE ROUTING STATS: %d packets routed minimally %d packets routed non-minimally completed packets %d ", total_minimal_packets, total_nonmin_packets, total_completed_packets);
printf("\n Max terminal occupancy %d max router occupancy %d ", max_term_occupancy, max_router_occupancy);
printf("\n Total terminal events generated %ld router events %ld ", total_term_events, total_router_events);
printf("\n Event population: total committed terminal events:%ld router events: %ld ", total_term_events, total_router_events);
}
return;
}
......@@ -542,7 +544,6 @@ tw_lpid getRouterFromGroupID(int dest_gid,
/*When a packet is sent from the current router and a buffer slot becomes available, a credit is sent back to schedule another packet event*/
void router_credit_send(router_state * s, tw_bf * bf, terminal_message * msg, tw_lp * lp)
{
router_ecount++;
tw_event * buf_e;
tw_stime ts;
terminal_message * buf_msg;
......@@ -615,7 +616,9 @@ static void packet_generate_send_rc(terminal_state * s,
terminal_message * msg,
tw_lp * lp)
{
term_ecount++;
term_rev_ecount++;
term_ecount--;
tw_rand_reverse_unif(lp->rng);
s->terminal_available_time = msg->saved_available_time;
......@@ -625,8 +628,8 @@ static void packet_generate_send_rc(terminal_state * s,
s->packet_counter--;
s->output_vc_state[vc] = VC_IDLE;
if(bf->c2)
s->max_term_vc_occupancy = msg->saved_occupancy;
//if(bf->c2)
// s->max_term_vc_occupancy = msg->saved_occupancy;
if (msg->chunk_id == (msg->num_chunks-1)){
codes_local_latency_reverse(lp);
......@@ -650,6 +653,7 @@ static void packet_generate_send(terminal_state * s,
{
bf->c1 = 0;
term_ecount++;
term_rev_ecount++;
const dragonfly_param *p = s->params;
......@@ -666,8 +670,6 @@ static void packet_generate_send(terminal_state * s,
if(!num_chunks)
num_chunks = 1;
msg->num_chunks = num_chunks;
if(!msg->packet_ID)
msg->packet_ID = lp->gid + g_tw_nlp * s->packet_counter + tw_rand_integer(lp->rng, 0, lp->gid + g_tw_nlp * s->packet_counter);
......@@ -713,7 +715,8 @@ static void packet_generate_send(terminal_state * s,
travel_start_time = tw_now(lp);
else
travel_start_time = msg->travel_start_time;
m->num_chunks = num_chunks;
m->magic = router_magic_num;
m->origin_router_id = s->router_id;
m->type = R_FORWARD;
......@@ -733,13 +736,13 @@ static void packet_generate_send(terminal_state * s,
tw_event_send(e);
if(msg->packet_ID == TRACK && msg->chunk_id == msg->num_chunks - 1)
if(msg->packet_ID == TRACK && msg->chunk_id == num_chunks - 1)
printf("\n packet %d generated chunk id %d reach at time %lf ",
msg->packet_ID,
msg->chunk_id,
s->terminal_available_time - tw_now(lp));
if(msg->chunk_id == msg->num_chunks - 1)
if(msg->chunk_id == num_chunks - 1)
{
// now that message is sent, issue an "idle" event to tell the scheduler
// when I'm next available
......@@ -767,7 +770,7 @@ static void packet_generate_send(terminal_state * s,
if(s->vc_occupancy[chan] > s->max_term_vc_occupancy)
{
bf->c2 = 1;
msg->saved_occupancy = s->max_term_vc_occupancy;
//msg->saved_occupancy = s->max_term_vc_occupancy;
s->max_term_vc_occupancy = s->vc_occupancy[chan];
}
......@@ -825,10 +828,10 @@ static void packet_arrive_rc(terminal_state * s,
terminal_message * msg,
tw_lp * lp)
{
term_ecount++;
term_ecount--;
term_rev_ecount++;
uint64_t num_chunks = msg->num_chunks;
if (msg->packet_size % s->params->chunk_size)
num_chunks++;
if(msg->chunk_id == num_chunks - 1)
completed_packets--;
......@@ -856,7 +859,7 @@ static void packet_arrive_rc(terminal_state * s,
dragonfly_max_latency = msg->saved_available_time;
}
if (msg->chunk_id == (msg->num_chunks)-1 &&
if (msg->chunk_id == num_chunks-1 &&
msg->remote_event_size_bytes &&
msg->is_pull)
{
......@@ -871,10 +874,10 @@ static void packet_arrive(terminal_state * s,
terminal_message * msg,
tw_lp * lp)
{
++term_ecount;
term_ecount++;
term_rev_ecount++;
uint64_t num_chunks = msg->num_chunks;
if (msg->packet_size % s->params->chunk_size)
num_chunks++;
if(msg->chunk_id == num_chunks - 1)
completed_packets++;
......@@ -1299,7 +1302,9 @@ terminal_buf_update_rc(terminal_state * s,
terminal_message * msg,
tw_lp * lp)
{
term_ecount++;
term_ecount--;
term_rev_ecount++;
int msg_indx = msg->vc_index;
s->vc_occupancy[msg_indx]++;
if(s->vc_occupancy[msg_indx] == s->params->cn_vc_size)
......@@ -1314,6 +1319,8 @@ terminal_buf_update(terminal_state * s,
tw_lp * lp)
{
term_ecount++;
term_rev_ecount++;
// Update the buffer space associated with this router LP
int msg_indx = msg->vc_index;
s->vc_occupancy[msg_indx]--;
......@@ -1624,8 +1631,10 @@ static void router_packet_forward_rc( router_state * s,
terminal_message * msg,
tw_lp * lp)
{
router_rev_ecount++;
router_ecount--;
uint64_t num_chunks = msg->num_chunks;
router_ecount++;
if(msg->chunk_id == num_chunks - 1)
total_hops--;
......@@ -1668,6 +1677,7 @@ static void router_packet_forward( router_state * s,
tw_lp * lp)
{
router_ecount++;
router_rev_ecount++;
bf->c1 = 0;
bf->c2 = 0;
......@@ -1681,11 +1691,6 @@ static void router_packet_forward( router_state * s,
float bandwidth = s->params->local_bandwidth;
uint64_t num_chunks = msg->num_chunks;
if(msg->packet_size % s->params->chunk_size)
num_chunks++;
if(!num_chunks)
num_chunks = 1;
if(msg->chunk_id == num_chunks - 1)
total_hops++;
......@@ -1947,10 +1952,10 @@ void router_buf_update_rc(
terminal_message * msg,
tw_lp * lp)
{
uint64_t num_chunks = msg->packet_size/s->params->chunk_size;
if(msg->packet_size % s->params->chunk_size)
num_chunks++;
router_ecount--;
router_rev_ecount++;
uint64_t num_chunks = msg->num_chunks;
int msg_indx = msg->vc_index;
s->vc_occupancy[msg_indx]++;
......@@ -1967,6 +1972,9 @@ void router_buf_update_rc(
/* Update the buffer space associated with this router LP */
void router_buf_update(router_state * s, tw_bf * bf, terminal_message * msg, tw_lp * lp)
{
router_ecount++;
router_rev_ecount++;
int msg_indx = msg->vc_index;
if(TRACK == lp->gid)
......@@ -2057,9 +2065,6 @@ void terminal_rc_event_handler(terminal_state * s, tw_bf * bf, terminal_message
/* Reverse computation handler for a router event */
void router_rc_event_handler(router_state * s, tw_bf * bf, terminal_message * msg, tw_lp * lp)
{
uint64_t num_chunks = msg->packet_size/s->params->chunk_size;
if(msg->packet_size % s->params->chunk_size)
num_chunks++;
switch(msg->type)
{
case R_FORWARD:
......
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