florian/triangle_reflection_complex
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remove some debug output etc.

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This commit is contained in:
Florian Stecker 2022-02-19 15:56:17 -06:00
parent d2d91d68b3
commit a6815a1314
3 changed files with 48 additions and 39 deletions
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23
parallel.c
View File

@ -10,7 +10,8 @@
#include <malloc.h> #include <malloc.h>
#include <stdlib.h> #include <stdlib.h>
#define DEBUG(msg, ...) fprintf(stderr, "[%003d%10.3f] " msg, mpi_rank(0), runtime(), ##__VA_ARGS__) #define DEBUG(msg, ...)
#define INFO(msg, ...) fprintf(stderr, "[%003d%10.3f] " msg, mpi_rank(0), runtime(), ##__VA_ARGS__)
//#define DEBUG(msg, ...) fprintf(stderr, "[ %10.3f] " msg, runtime(), ##__VA_ARGS__) //#define DEBUG(msg, ...) fprintf(stderr, "[ %10.3f] " msg, runtime(), ##__VA_ARGS__)
//#define DEBUG_MPI(msg, node, ...) fprintf(stderr, "[%003d%10.3f] " msg, node, runtime(), ##__VA_ARGS__) //#define DEBUG_MPI(msg, node, ...) fprintf(stderr, "[%003d%10.3f] " msg, node, runtime(), ##__VA_ARGS__)
#define DONE(x) *((int*)(x)) #define DONE(x) *((int*)(x))
@ -144,7 +145,7 @@ int parallel_work(parallel_context *ctx)
MPI_Probe(0, MPI_ANY_TAG, MPI_COMM_WORLD, MPI_Probe(0, MPI_ANY_TAG, MPI_COMM_WORLD,
&status); &status);
DEBUG("Message received: source = %d, tag = %d\n", status.MPI_SOURCE, status.MPI_TAG); // DEBUG("Message received: source = %d, tag = %d\n", status.MPI_SOURCE, status.MPI_TAG);
if(status.MPI_TAG == PARALLEL_SHUTDOWN) { if(status.MPI_TAG == PARALLEL_SHUTDOWN) {
DEBUG("Shutting down\n"); DEBUG("Shutting down\n");
@ -257,9 +258,9 @@ int parallel_run(parallel_context *ctx, const void *global_data, const void *inp
fsync(restartf); fsync(restartf);
if(continuing) { if(continuing) {
DEBUG("Continuing from restart file, %d/%d jobs completed, %d nodes\n", completed, njobs, ctx->size); INFO("Continuing from restart file, %d/%d jobs completed, %d nodes\n", completed, njobs, ctx->size);
} else { } else {
DEBUG("Starting from scratch, %d jobs, %d nodes\n", njobs, ctx->size); INFO("Starting from scratch, %d jobs, %d nodes\n", njobs, ctx->size);
} }
if(completed >= njobs) if(completed >= njobs)
@ -307,31 +308,27 @@ int parallel_run(parallel_context *ctx, const void *global_data, const void *inp
DONE(alljobs + id*itemsize) = 1; DONE(alljobs + id*itemsize) = 1;
completed++; completed++;
DEBUG("job %d completed by node %d\n", id, status.MPI_SOURCE);
// todo: deal with unresponsive nodes // todo: deal with unresponsive nodes
// strategy: when no jobs left, go through unfinished list again, incrementing oversubscribe counter // strategy: when no jobs left, go through unfinished list again, incrementing oversubscribe counter
// if oversubscribe counter is at limit, shut node down instead // if oversubscribe counter is at limit, shut node down instead
// //
if(current >= njobs) { // all jobs are assigned, shut down node if(current >= njobs) { // all jobs are assigned, shut down node
INFO("job %d completed by node %d, shut down\n", id, status.MPI_SOURCE);
MPI_Send(NULL, 0, MPI_BYTE, status.MPI_SOURCE, PARALLEL_SHUTDOWN, MPI_COMM_WORLD); MPI_Send(NULL, 0, MPI_BYTE, status.MPI_SOURCE, PARALLEL_SHUTDOWN, MPI_COMM_WORLD);
active_worker_nodes--; active_worker_nodes--;
if(active_worker_nodes) if(!active_worker_nodes)
continue;
else
break; break;
} } else {
INFO("job %d completed by node %d, continues with %d\n", id, status.MPI_SOURCE, current);
*((int*)input_message_buffer) = current; *((int*)input_message_buffer) = current;
memcpy(input_message_buffer + sizeof(int), input_array + current*ctx->input_size, ctx->input_size); memcpy(input_message_buffer + sizeof(int), input_array + current*ctx->input_size, ctx->input_size);
MPI_Send(input_message_buffer, 1, ctx->order_datatype, MPI_Send(input_message_buffer, 1, ctx->order_datatype,
status.MPI_SOURCE, PARALLEL_ORDER, MPI_COMM_WORLD); status.MPI_SOURCE, PARALLEL_ORDER, MPI_COMM_WORLD);
DEBUG("Job %d sent to node %d\n", current, status.MPI_SOURCE);
current++; current++;
} }
} }
}
for(int i = 0; i < njobs; i++) { for(int i = 0; i < njobs; i++) {
memcpy(output_array + i*ctx->output_size, alljobs + i*itemsize + sizeof(int), ctx->output_size); memcpy(output_array + i*ctx->output_size, alljobs + i*itemsize + sizeof(int), ctx->output_size);

48
singular_values.c
View File

@ -8,8 +8,9 @@
#define SWAP(t,x,y) do { t _tmp = (x); (x) = (y); (y) = _tmp; } while (0); #define SWAP(t,x,y) do { t _tmp = (x); (x) = (y); (y) = _tmp; } while (0);
#define DEBUG(msg, ...) fprintf(stderr, "[%003d%10.3f] " msg, mpi_rank(0), runtime(), ##__VA_ARGS__) //#define DEBUG(msg, ...) fprintf(stderr, "[%003d%10.3f] " msg, mpi_rank(0), runtime(), ##__VA_ARGS__)
//#define DEBUG(msg, ...) #define DEBUG(msg, ...)
#define INFO(msg, ...) fprintf(stderr, "[%003d%10.3f] " msg, mpi_rank(0), runtime(), ##__VA_ARGS__)
struct result { struct result {
int id; int id;
@ -118,8 +119,6 @@ int compute_invariants(group_t *group, mat *matrices, struct result **invariants
int ntraces = *n, nuniq; int ntraces = *n, nuniq;
int retval; int retval;
double evs[3]; double evs[3];
int max_slope_id;
double max_slope;
char buf[100]; char buf[100];
// DEBUG("Compute traces\n"); // DEBUG("Compute traces\n");
@ -156,7 +155,6 @@ int compute_invariants(group_t *group, mat *matrices, struct result **invariants
mps_context_set_output_prec(solver, 20); // relative precision mps_context_set_output_prec(solver, 20); // relative precision
mps_context_set_output_goal(solver, MPS_OUTPUT_GOAL_APPROXIMATE); mps_context_set_output_goal(solver, MPS_OUTPUT_GOAL_APPROXIMATE);
max_slope = 0;
for(int i = 0; i < nuniq; i++) { for(int i = 0; i < nuniq; i++) {
retval = solve_characteristic_polynomial(solver, poly, invariants[i]->tr, invariants[i]->trinv, evs); retval = solve_characteristic_polynomial(solver, poly, invariants[i]->tr, invariants[i]->trinv, evs);
@ -180,21 +178,13 @@ int compute_invariants(group_t *group, mat *matrices, struct result **invariants
invariants[i]->x = x; invariants[i]->x = x;
invariants[i]->y = y; invariants[i]->y = y;
invariants[i]->slope = y/x; invariants[i]->slope = y/x;
if(y/x > max_slope + 1e-12 && (x > 0.1 || y > 0.1)) {
max_slope_id = invariants[i]->id;
max_slope = y/x;
} else if(y/x > max_slope - 1e-12 && (x > 0.1 || y > 0.1)) {
// DEBUG("%s didn't quite make it\n",
// print_word(&group->elements[invariants[i]->id], buf));
}
} }
mps_context_free(solver); mps_context_free(solver);
qsort(invariants, nuniq, sizeof(struct result*), compare_result_by_id); qsort(invariants, nuniq, sizeof(struct result*), compare_result_by_id);
*n = nuniq; *n = nuniq;
return max_slope_id; return 0;
} }
long check_memory_usage(mat *matrices, int n) long check_memory_usage(mat *matrices, int n)
@ -257,6 +247,20 @@ int init_node(const void *_g, void *_n)
return 0; return 0;
} }
int process_output(group_t *group, mat *matrices, struct result **invariants, int invariants_length, struct output_data *out)
{
out->max_slope = 0;
for(int i = 0; i < invariants_length; i++) {
double x = invariants[i]->x;
double y = invariants[i]->y;
if(y/x > out->max_slope + 1e-12 && (x > 0.1 || y > 0.1)) {
out->max_slope_id = invariants[i]->id;
out->max_slope = y/x;
}
}
}
int do_computation(const void *_g, void *_n, const void *_in, void *_out) int do_computation(const void *_g, void *_n, const void *_in, void *_out)
{ {
struct global_data *g = (struct global_data *)_g; struct global_data *g = (struct global_data *)_g;
@ -270,7 +274,7 @@ int do_computation(const void *_g, void *_n, const void *_in, void *_out)
mpq_set_ui(s, in->snum, in->sden); mpq_set_ui(s, in->snum, in->sden);
mpq_set_ui(q, in->qnum, in->qden); mpq_set_ui(q, in->qnum, in->qden);
DEBUG("Computing max slope element for s = %d/%d and q = %d/%d.\n", INFO("Computing max slope element for s = %d/%d and q = %d/%d.\n",
in->snum, in->sden, in->snum, in->sden,
in->qnum, in->qden); in->qnum, in->qden);
@ -305,10 +309,12 @@ int do_computation(const void *_g, void *_n, const void *_in, void *_out)
enumerate(n->group, n->matrices, g->p1, g->p2, g->p3, s, q); enumerate(n->group, n->matrices, g->p1, g->p2, g->p3, s, q);
DEBUG("Compute invariants\n"); DEBUG("Compute invariants\n");
out->max_slope_id = compute_invariants( compute_invariants(
n->group, n->matrices, n->group, n->matrices,
n->distinct_invariants, &n->distinct_invariants_length, 1); n->distinct_invariants, &n->distinct_invariants_length, 1);
out->max_slope = n->invariants[out->max_slope_id].slope;
DEBUG("Find max slopes\n");
process_output(n->group, n->matrices, n->distinct_invariants, n->distinct_invariants_length, out);
mpq_clears(s, q, NULL); mpq_clears(s, q, NULL);
@ -326,7 +332,7 @@ int main(int argc, char *argv[])
// parse command line arguments // parse command line arguments
if(argc < 11) { if(argc < 11) {
fprintf(stderr, "Usage: %s <N> <p1> <p2> <p3> <s start> <s end> <s denom> <q start> <q end> <q denom>\n", argv[0]); fprintf(stderr, "Usage: %s <N> <p1> <p2> <p3> <s start> <s end> <s denom> <q start> <q end> <q denom> [restart]\n", argv[0]);
exit(1); exit(1);
} }
int nmax = atoi(argv[1]); int nmax = atoi(argv[1]);
@ -403,14 +409,18 @@ int main(int argc, char *argv[])
} }
} }
if(argc >= 12)
parallel_run(ctx, g, inputs, outputs, njobs, argv[11]);
else
parallel_run(ctx, g, inputs, outputs, njobs, NULL); parallel_run(ctx, g, inputs, outputs, njobs, NULL);
// DEBUG("Loop for s = %d/%d, q = %d/%d\n", sloop, g->sdenom, qloop, g->qdenom); // DEBUG("Loop for s = %d/%d, q = %d/%d\n", sloop, g->sdenom, qloop, g->qdenom);
for(int i = 0; i < njobs; i++) for(int i = 0; i < njobs; i++)
{ {
gmp_printf("%d/%d %d/%d %s %f\n", gmp_printf("%d/%d %d/%d %d %s %f\n",
inputs[i].snum, inputs[i].sden, inputs[i].qnum, inputs[i].qden, inputs[i].snum, inputs[i].sden, inputs[i].qnum, inputs[i].qden,
outputs[i].max_slope_id,
print_word(&n.group->elements[outputs[i].max_slope_id], buf), print_word(&n.group->elements[outputs[i].max_slope_id], buf),
outputs[i].max_slope); outputs[i].max_slope);
} }

6
special_element.c
View File

@ -151,8 +151,10 @@ int main(int argc, char *argv[])
min_slope_index = w; min_slope_index = w;
} }
if(mode != 2) if(mode != 2) {
gmp_printf("%s %.9f %Qd %Qd\n", argv[w+3], slope, tr, trinv); // gmp_printf("%s %.9f %Qd %Qd\n", argv[w+3], slope, tr, trinv);
gmp_printf("%s %.9f %.9f %.9f\n", argv[w+3], slope, x, y);
}
} }
if(mode != 0) if(mode != 0)