model-net.c 19.6 KB
Newer Older
1
/*
Philip Carns's avatar
Philip Carns committed
2
 * Copyright (C) 2013 University of Chicago.
3
 * See COPYRIGHT notice in top-level directory.
Philip Carns's avatar
Philip Carns committed
4
 *
5
 */
Philip Carns's avatar
Philip Carns committed
6

7
8
9
#include <string.h>
#include <assert.h>

10
#include "codes/model-net.h"
11
#include "codes/model-net-method.h"
12
#include "codes/model-net-lp.h"
13
#include "codes/model-net-sched.h"
14
#include "codes/codes.h"
15
#include <codes/codes_mapping.h>
16

17
18
19
20
#define STR_SIZE 16
#define PROC_TIME 10.0

extern struct model_net_method simplenet_method;
Jonathan Jenkins's avatar
Jonathan Jenkins committed
21
extern struct model_net_method simplep2p_method;
22
extern struct model_net_method torus_method;
23
extern struct model_net_method dragonfly_method;
24
extern struct model_net_method dragonfly-custom_method;
25
extern struct model_net_method slimfly_method;
26
extern struct model_net_method dragonfly_router_method;
Philip Carns's avatar
Philip Carns committed
27
extern struct model_net_method loggp_method;
28

29
30
31
32
33
34
35
36
37
38
39
40
#define X(a,b,c,d) b,
char * model_net_lp_config_names[] = {
    NETWORK_DEF
};
#undef X

#define X(a,b,c,d) c,
char * model_net_method_names[] = {
    NETWORK_DEF
};
#undef X

41
/* Global array initialization, terminated with a NULL entry */
42
43
44
45
46
#define X(a,b,c,d) d,
struct model_net_method* method_array[] = { 
    NETWORK_DEF
};
#undef X
47

48
// counter and offset for the MN_START_SEQ / MN_END_SEQ macros
49
int mn_in_sequence = 0;
50
51
tw_stime mn_msg_offset = 0.0;

52
53
// message parameters for use via model_net_set_msg_param
static int is_msg_params_set[MAX_MN_MSG_PARAM_TYPES];
54
55
static mn_sched_params sched_params; // MN_MSG_PARAM_SCHED
static tw_stime start_time_param; // MN_MSG_PARAM_START_TIME
56

57
58
59
60
61
62
63
64
65
66
67
// global listing of lp types found by model_net_register
// - needs to be held between the register and configure calls
static int do_config_nets[MAX_NETS];

void model_net_register(){
    // first set up which networks need to be registered, then pass off to base
    // LP to do its thing
    memset(do_config_nets, 0, MAX_NETS * sizeof(*do_config_nets));
    for (int grp = 0; grp < lpconf.lpgroups_count; grp++){
        config_lpgroup_t *lpgroup = &lpconf.lpgroups[grp];
        for (int lpt = 0; lpt < lpgroup->lptypes_count; lpt++){
68
            char const *nm = lpgroup->lptypes[lpt].name.ptr;
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
            for (int n = 0; n < MAX_NETS; n++){
                if (!do_config_nets[n] && 
                        strcmp(model_net_lp_config_names[n], nm) == 0){
                    do_config_nets[n] = 1;
                    break;
                }
            }
        }
    }
    model_net_base_register(do_config_nets);
}

int* model_net_configure(int *id_count){
    // first call the base LP configure, which sets up the general parameters
    model_net_base_configure();

    // do network-specific configures
    *id_count = 0;
    for (int i = 0; i < MAX_NETS; i++) {
        if (do_config_nets[i]){
89
90
91
92
            // some don't need configuration (dragonfly router is covered by
            // dragonfly)
            if (method_array[i]->mn_configure != NULL)
                method_array[i]->mn_configure();
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
            (*id_count)++;
        }
    }

    // allocate the output
    int *ids = malloc(*id_count * sizeof(int));
    // read the ordering provided by modelnet_order
    char **values;
    size_t length;
    int ret = configuration_get_multivalue(&config, "PARAMS", "modelnet_order",
            NULL, &values, &length);
    if (ret != 1){
        tw_error(TW_LOC, "unable to read PARAMS:modelnet_order variable\n");
    }
    if (length != (size_t) *id_count){
        tw_error(TW_LOC, "number of networks in PARAMS:modelnet_order "
                "do not match number in LPGROUPS\n");
    }
    // set the index
    for (int i = 0; i < *id_count; i++){
        ids[i] = -1;
        for (int n = 0; n < MAX_NETS; n++){
            if (strcmp(values[i], model_net_method_names[n]) == 0){
                if (!do_config_nets[n]){
                    tw_error(TW_LOC, "network in PARAMS:modelnet_order not "
                            "present in LPGROUPS: %s\n", values[i]);
                }
                ids[i] = n;
                break;
            }
        }
        if (ids[i] == -1){
            tw_error(TW_LOC, "unknown network in PARAMS:modelnet_order: %s\n",
                    values[i]);
        }
        free(values[i]);
    }
    free(values);

132
133
134
135
    // init the per-msg params here
    memset(is_msg_params_set, 0,
            MAX_MN_MSG_PARAM_TYPES*sizeof(*is_msg_params_set));

136
    return ids;
137
138
}

139
140
141
int model_net_get_id(char *name){
    int i;
    for(i=0; method_array[i] != NULL; i++) {
142
        if(strcmp(model_net_method_names[i], name) == 0) {
143
144
145
146
147
148
            return i;
        }
    }
    return -1;
}

149
150
151
void model_net_write_stats(tw_lpid lpid, struct mn_stats* stat)
{
    int ret;
152
    char id[19+CATEGORY_NAME_MAX+1];
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
    char data[1024];

    sprintf(id, "model-net-category-%s", stat->category);
    sprintf(data, "lp:%ld\tsend_count:%ld\tsend_bytes:%ld\tsend_time:%f\t" 
        "recv_count:%ld\trecv_bytes:%ld\trecv_time:%f\tmax_event_size:%ld\n",
        (long)lpid,
        stat->send_count,
        stat->send_bytes,
        stat->send_time,
        stat->recv_count,
        stat->recv_bytes,
        stat->recv_time,
        stat->max_event_size);

    ret = lp_io_write(lpid, id, strlen(data), data);
    assert(ret == 0);

    return;
}

void model_net_print_stats(tw_lpid lpid, mn_stats mn_stats_array[])
{

    int i;
    struct mn_stats all;

    memset(&all, 0, sizeof(all));
    sprintf(all.category, "all");

    for(i=0; i<CATEGORY_MAX; i++)
    {
        if(strlen(mn_stats_array[i].category) > 0)
        {
            all.send_count += mn_stats_array[i].send_count;
            all.send_bytes += mn_stats_array[i].send_bytes;
            all.send_time += mn_stats_array[i].send_time;
            all.recv_count += mn_stats_array[i].recv_count;
            all.recv_bytes += mn_stats_array[i].recv_bytes;
            all.recv_time += mn_stats_array[i].recv_time;
            if(mn_stats_array[i].max_event_size > all.max_event_size)
                all.max_event_size = mn_stats_array[i].max_event_size;

            model_net_write_stats(lpid, &mn_stats_array[i]);
        }
    }
    model_net_write_stats(lpid, &all);
}

201
struct mn_stats* model_net_find_stats(char const * category, mn_stats mn_stats_array[])
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
{
    int i;
    int new_flag = 0;
    int found_flag = 0;

    for(i=0; i<CATEGORY_MAX; i++)
    {
        if(strlen(mn_stats_array[i].category) == 0)
        {
            found_flag = 1;
            new_flag = 1;
            break;
        }
        if(strcmp(category, mn_stats_array[i].category) == 0)
        {
            found_flag = 1;
            new_flag = 0;
            break;
        }
    }
    assert(found_flag);

    if(new_flag)
    {
        strcpy(mn_stats_array[i].category, category);
    }
    return(&mn_stats_array[i]);
}

231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
static model_net_event_return model_net_noop_event(
        tw_lpid final_dest_lp,
        int is_pull,
        tw_stime offset,
        int remote_event_size,
        void const * remote_event,
        int self_event_size,
        void const * self_event,
        tw_lp *sender)
{
    model_net_event_return num_rng_calls = 0;
    tw_stime poffset = mn_in_sequence ? mn_msg_offset : 0.0;

    if (self_event_size && self_event != NULL) {
        poffset += codes_local_latency(sender);
        num_rng_calls++;
        tw_event *e = tw_event_new(sender->gid, poffset+offset, sender);
        memcpy(tw_event_data(e), self_event, self_event_size);
        tw_event_send(e);
    }

    if (remote_event_size && remote_event != NULL) {
        poffset += codes_local_latency(sender);
        num_rng_calls++;
255
256
257
258
        /* special case - in a "pull" event, the "remote" message is actually
         * to self */
        tw_event *e = tw_event_new(is_pull ? sender->gid : final_dest_lp,
                poffset+offset, sender);
259
260
261
262
263
264
265
266
267
268
269
        memcpy(tw_event_data(e), remote_event, remote_event_size);
        tw_event_send(e);
    }

    if (mn_in_sequence)
        mn_msg_offset += poffset;

    return num_rng_calls;
}

static model_net_event_return model_net_event_impl_base(
270
        int net_id,
271
272
        struct codes_mctx const * send_map_ctx,
        struct codes_mctx const * recv_map_ctx,
273
        char const * category, 
274
275
276
277
278
        tw_lpid final_dest_lp, 
        uint64_t message_size, 
        int is_pull,
        tw_stime offset,
        int remote_event_size,
279
        void const * remote_event,
280
        int self_event_size,
281
        void const * self_event,
282
        tw_lp *sender) {
283

284
285
286
287
288
289
    if (remote_event_size + self_event_size + sizeof(model_net_wrap_msg) 
            > g_tw_msg_sz){
        tw_error(TW_LOC, "Error: model_net trying to transmit an event of size "
                         "%d but ROSS is configured for events of size %zd\n",
                         remote_event_size+self_event_size+sizeof(model_net_wrap_msg),
                         g_tw_msg_sz);
290
        return -1;
291
    }
292

293
294
295
296
297
    tw_lpid src_mn_lp = model_net_find_local_device_mctx(net_id, send_map_ctx,
            sender->gid);
    tw_lpid dest_mn_lp = model_net_find_local_device_mctx(net_id, recv_map_ctx,
            final_dest_lp);

298
299
300
301
302
    if (src_mn_lp == dest_mn_lp)
        return model_net_noop_event(final_dest_lp, is_pull, offset,
                remote_event_size, remote_event, self_event_size, self_event,
                sender);

303
    tw_stime poffset = codes_local_latency(sender);
304
    if (mn_in_sequence){
305
306
307
308
        tw_stime tmp = mn_msg_offset;
        mn_msg_offset += poffset;
        poffset += tmp;
    }
309
310

    tw_event *e = tw_event_new(src_mn_lp, poffset+offset, sender);
311
312

    model_net_wrap_msg *m = tw_event_data(e);
313
    msg_set_header(model_net_base_magic, MN_BASE_NEW_MSG, sender->gid, &m->h);
314
315

    // set the request struct 
316
    model_net_request *r = &m->msg.m_base.req;
317
    r->final_dest_lp = final_dest_lp;
318
    r->dest_mn_lp = dest_mn_lp;
319
    r->src_lp = sender->gid;
320
321
322
323
324
325
326
327
328
329
    r->is_pull = is_pull;
    if (r->is_pull) {
        r->msg_size = PULL_MSG_SIZE;
        r->pull_size = message_size;
    }
    else {
        r->msg_size = message_size;
        r->pull_size = 0;
    }
    r->net_id = net_id;
330
331
332
333
    r->remote_event_size = remote_event_size;
    r->self_event_size = self_event_size;
    strncpy(r->category, category, CATEGORY_NAME_MAX-1);
    r->category[CATEGORY_NAME_MAX-1]='\0';
334

335
336
337
338
339
    if (is_msg_params_set[MN_MSG_PARAM_START_TIME])
        r->msg_start_time = start_time_param;
    else
        r->msg_start_time = tw_now(sender);

340
341
    // this is an outgoing message
    m->msg.m_base.is_from_remote = 0;
342

343
344
345
346
    // set the msg-specific params
    if (is_msg_params_set[MN_SCHED_PARAM_PRIO])
        m->msg.m_base.sched_params = sched_params;
    else // set the default
347
        model_net_sched_set_default_params(&m->msg.m_base.sched_params);
348
349
350
351
    // once params are set, clear the flags 
    memset(is_msg_params_set, 0,
            MAX_MN_MSG_PARAM_TYPES*sizeof(*is_msg_params_set));

352
353
354
355
356
357
358
359
    void *e_msg = (m+1);
    if (remote_event_size > 0){
        memcpy(e_msg, remote_event, remote_event_size);
        e_msg = (char*)e_msg + remote_event_size; 
    }
    if (self_event_size > 0){
        memcpy(e_msg, self_event, self_event_size);
    }
360

361
362
    //print_base(m);
    tw_event_send(e);
363
364

    return 1;
365
366
367
}
static void model_net_event_impl_base_rc(tw_lp *sender){
    codes_local_latency_reverse(sender);
368
}
369

370
model_net_event_return model_net_event(
371
    int net_id,
372
    char const * category, 
373
374
375
376
    tw_lpid final_dest_lp, 
    uint64_t message_size, 
    tw_stime offset,
    int remote_event_size,
377
    void const * remote_event,
378
    int self_event_size,
379
    void const * self_event,
380
381
    tw_lp *sender)
{
382
383
384
385
    return model_net_event_impl_base(net_id, CODES_MCTX_DEFAULT,
            CODES_MCTX_DEFAULT, category, final_dest_lp, message_size, 0,
            offset, remote_event_size, remote_event, self_event_size,
            self_event, sender);
386
387
}

388
model_net_event_return model_net_event_annotated(
389
        int net_id,
390
391
        char const * annotation,
        char const * category, 
392
393
394
395
        tw_lpid final_dest_lp, 
        uint64_t message_size, 
        tw_stime offset,
        int remote_event_size,
396
        void const * remote_event,
397
        int self_event_size,
398
        void const * self_event,
399
        tw_lp *sender){
400
    struct codes_mctx mc = codes_mctx_set_group_modulo(annotation, false);
401
    return model_net_event_impl_base(net_id, &mc, &mc, category, final_dest_lp,
402
403
            message_size, 0, offset, remote_event_size, remote_event,
            self_event_size, self_event, sender);
404
405
}

406
model_net_event_return model_net_event_mctx(
407
408
409
410
411
412
413
414
415
416
417
418
        int net_id,
        struct codes_mctx const * send_map_ctx,
        struct codes_mctx const * recv_map_ctx,
        char const * category, 
        tw_lpid final_dest_lp, 
        uint64_t message_size, 
        tw_stime offset,
        int remote_event_size,
        void const * remote_event,
        int self_event_size,
        void const * self_event,
        tw_lp *sender){
419
420
421
422
    return model_net_event_impl_base(net_id, send_map_ctx, recv_map_ctx,
            category, final_dest_lp, message_size, 0, offset,
            remote_event_size, remote_event, self_event_size, self_event,
            sender);
423
424
}

425
model_net_event_return model_net_pull_event(
426
        int net_id,
427
        char const *category,
428
429
430
431
        tw_lpid final_dest_lp,
        uint64_t message_size,
        tw_stime offset,
        int self_event_size,
432
        void const *self_event,
433
434
435
        tw_lp *sender){
    /* NOTE: for a pull, we are filling the *remote* event - it will be remote
     * from the destination's POV */
436
437
438
    return model_net_event_impl_base(net_id, CODES_MCTX_DEFAULT,
            CODES_MCTX_DEFAULT, category, final_dest_lp, message_size, 1,
            offset, self_event_size, self_event, 0, NULL, sender);
439
440
}

441
model_net_event_return model_net_pull_event_annotated(
442
        int net_id,
443
444
        char const * annotation,
        char const *category,
445
446
447
448
        tw_lpid final_dest_lp,
        uint64_t message_size,
        tw_stime offset,
        int self_event_size,
449
        void const *self_event,
450
451
452
        tw_lp *sender){
    /* NOTE: for a pull, we are filling the *remote* event - it will be remote
     * from the destination's POV */
453
    struct codes_mctx mc = codes_mctx_set_group_modulo(annotation, false);
454
    return model_net_event_impl_base(net_id, &mc, &mc, category, final_dest_lp,
455
456
            message_size, 1, offset, self_event_size, self_event, 0, NULL,
            sender);
457
458
}

459
model_net_event_return model_net_pull_event_mctx(
460
        int net_id,
Jonathan Jenkins's avatar
Jonathan Jenkins committed
461
462
        struct codes_mctx const * send_map_ctx,
        struct codes_mctx const * recv_map_ctx,
463
464
465
466
467
468
469
470
471
        char const *category,
        tw_lpid final_dest_lp,
        uint64_t message_size,
        tw_stime offset,
        int self_event_size,
        void const *self_event,
        tw_lp *sender){
    /* NOTE: for a pull, we are filling the *remote* event - it will be remote
     * from the destination's POV */
472
473
    return model_net_event_impl_base(net_id, send_map_ctx, recv_map_ctx,
            category, final_dest_lp, message_size, 1, offset, self_event_size,
474
475
476
            self_event, 0, NULL, sender);
}

477
478
479
480
481
482
483
484
void model_net_event_rc2(
        tw_lp *sender,
        model_net_event_return const * ret)
{
    for (int i = 0; i < *ret; i++)
        codes_local_latency_reverse(sender);
}

485
486
487
488
void model_net_event_rc(
        int net_id,
        tw_lp *sender,
        uint64_t message_size){
489
490
    (void)net_id;
    (void)message_size;
491
    model_net_event_impl_base_rc(sender);
492
493
494
495
496
}

void model_net_pull_event_rc(
        int net_id,
        tw_lp *sender) {
497
    (void)net_id;
498
    model_net_event_impl_base_rc(sender);
499
500
}

501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
void model_net_set_msg_param(
        enum msg_param_type type,
        int sub_type,
        const void * params){
    switch(type){
        case MN_MSG_PARAM_SCHED:
            is_msg_params_set[MN_MSG_PARAM_SCHED] = 1;
            switch(sub_type){
                case MN_SCHED_PARAM_PRIO:
                    sched_params.prio = *(int*)params;
                    break;
                default:
                    tw_error(TW_LOC, "unknown or unsupported "
                            "MN_MSG_PARAM_SCHED parameter type");
            }
            break;
517
518
519
520
521
522
523
524
525
526
527
        case MN_MSG_PARAM_START_TIME:
            is_msg_params_set[MN_MSG_PARAM_START_TIME] = 1;
            switch(sub_type){
                case MN_MSG_PARAM_START_TIME_VAL:
                    start_time_param = *(tw_stime*)params;
                    break;
                default:
                    tw_error(TW_LOC, "unknown or unsupported "
                            "MN_MSG_PARAM_START_TIME parameter type");
            }
            break;
528
529
530
531
532
        default:
            tw_error(TW_LOC, "unknown or unsupported msg_param_type");
    }
}

533
/* returns the message size, can be either simplenet, dragonfly or torus message size*/
534
int model_net_get_msg_sz(int net_id)
535
{
536
537
538
539
    (void)net_id;
    // TODO: Add checks on network name
    // TODO: Add dragonfly and torus network models
    return sizeof(model_net_wrap_msg);
540
#if 0
541
542
543
544
545
    if(net_id < 0 || net_id >= MAX_NETS)
    {
        printf("%s Error: Uninitializied modelnet network, call modelnet_init first\n", __FUNCTION__);
        exit(-1);
    }
546

547
    return method_array[net_id]->mn_get_msg_sz();
548
#endif
549
550
551
}

/* returns the packet size in the modelnet struct */
552
uint64_t model_net_get_packet_size(int net_id)
553
{
554
  if(net_id < 0 || net_id >= MAX_NETS)
555
556
557
558
559
560
561
     {
       fprintf(stderr, "%s Error: Uninitializied modelnet network, call modelnet_init first\n", __FUNCTION__);
       exit(-1);
     }
  return method_array[net_id]->packet_size; // TODO: where to set the packet size?
}

562
/* This event does a collective operation call for model-net */
563
void model_net_event_collective(int net_id, char const * category, int message_size, int remote_event_size, const void* remote_event, tw_lp* sender)
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
{
  if(net_id < 0 || net_id > MAX_NETS)
     {
       fprintf(stderr, "%s Error: Uninitializied modelnet network, call modelnet_init first\n", __FUNCTION__);
       exit(-1);
     }
  return method_array[net_id]->mn_collective_call(category, message_size, remote_event_size, remote_event, sender);
}

/* reverse event of the collective operation call */
void model_net_event_collective_rc(int net_id, int message_size, tw_lp* sender)
{
  if(net_id < 0 || net_id > MAX_NETS)
     {
       fprintf(stderr, "%s Error: Uninitializied modelnet network, call modelnet_init first\n", __FUNCTION__);
       exit(-1);
     }
  return method_array[net_id]->mn_collective_call_rc(message_size, sender);
}

584
585
586
/* returns lp type for modelnet */
const tw_lptype* model_net_get_lp_type(int net_id)
{
587
    if(net_id < 0 || net_id >= MAX_NETS)
588
589
590
591
592
593
594
595
596
597
     {
       fprintf(stderr, "%s Error: Uninitializied modelnet network, call modelnet_init first\n", __FUNCTION__);
       exit(-1);
     }

   // TODO: ADd checks by network names
   // Add dragonfly and torus network models
   return method_array[net_id]->mn_get_lp_type();
}

598
599
void model_net_report_stats(int net_id)
{
600
  if(net_id < 0 || net_id >= MAX_NETS)
601
602
603
604
605
606
607
  {
    fprintf(stderr, "%s Error: Uninitializied modelnet network, call modelnet_init first\n", __FUNCTION__);
    exit(-1);
   }

     // TODO: ADd checks by network names
     //    // Add dragonfly and torus network models
608
609
   method_array[net_id]->mn_report_stats();
   return;
610
}
611

612
tw_lpid model_net_find_local_device(
613
614
615
        int          net_id,
        const char * annotation,
        int          ignore_annotations,
616
617
618
619
620
621
622
623
624
        tw_lpid      sender_gid)
{
    struct codes_mctx const * mc_p;
    struct codes_mctx mc;
    if (ignore_annotations)
        mc_p = CODES_MCTX_DEFAULT;
    else {
        mc = codes_mctx_set_group_modulo(annotation, ignore_annotations);
        mc_p = &mc;
625
    }
626
    return model_net_find_local_device_mctx(net_id, mc_p, sender_gid);
627
628
}

629
630
631
632
tw_lpid model_net_find_local_device_mctx(
        int net_id,
        struct codes_mctx const * map_ctx,
        tw_lpid sender_gid)
633
{
634
635
    return codes_mctx_to_lpid(map_ctx, model_net_lp_config_names[net_id],
            sender_gid);
636
637
}

638
639
640
641
642
643
644
645
/*
 * Local variables:
 *  c-indent-level: 4
 *  c-basic-offset: 4
 * End:
 *
 * vim: ft=c ts=8 sts=4 sw=4 expandtab
 */