From: Tvrtko Ursulin <[email protected]> It is useful to know how much memory workload is allocating.
Signed-off-by: Tvrtko Ursulin <[email protected]> --- benchmarks/gem_wsim.c | 100 +++++++++++++++++++++++++++++++++++++++--- 1 file changed, 95 insertions(+), 5 deletions(-) diff --git a/benchmarks/gem_wsim.c b/benchmarks/gem_wsim.c index 025385a144b8..96ee923fb699 100644 --- a/benchmarks/gem_wsim.c +++ b/benchmarks/gem_wsim.c @@ -852,7 +852,8 @@ static uint64_t engine_list_mask(const char *_str) return mask; } -static void allocate_working_set(struct workload *wrk, struct working_set *set); +static unsigned long +allocate_working_set(struct workload *wrk, struct working_set *set); static long __duration(long dur, double scale) { @@ -1270,8 +1271,14 @@ add_step: * Allocate shared working sets. */ for (i = 0, w = wrk->steps; i < wrk->nr_steps; i++, w++) { - if (w->type == WORKINGSET && w->working_set.shared) - allocate_working_set(wrk, &w->working_set); + if (w->type == WORKINGSET && w->working_set.shared) { + unsigned long total = + allocate_working_set(wrk, &w->working_set); + + if (verbose > 1) + printf("%u: %lu bytes in shared working set %u\n", + wrk->id, total, w->working_set.id); + } } wrk->max_working_set_id = -1; @@ -1731,8 +1738,10 @@ get_buffer_size(struct workload *wrk, const struct work_buffer_size *sz) (sz->max + 1 - sz->min); } -static void allocate_working_set(struct workload *wrk, struct working_set *set) +static unsigned long +allocate_working_set(struct workload *wrk, struct working_set *set) { + unsigned long total = 0; unsigned int i; set->handles = calloc(set->nr, sizeof(*set->handles)); @@ -1741,7 +1750,82 @@ static void allocate_working_set(struct workload *wrk, struct working_set *set) for (i = 0; i < set->nr; i++) { set->sizes[i].size = get_buffer_size(wrk, &set->sizes[i]); set->handles[i] = alloc_bo(fd, set->sizes[i].size); + total += set->sizes[i].size; + } + + return total; +} + +static bool +find_dep(struct dep_entry *deps, unsigned int nr, struct dep_entry dep) +{ + unsigned int i; + + for (i = 0; i < nr; i++) { + if (deps[i].working_set == dep.working_set && + deps[i].target == dep.target) + return true; } + + return false; +} + +static void measure_active_set(struct workload *wrk) +{ + unsigned long total = 0, batch_sizes = 0; + struct dep_entry *deps = NULL; + unsigned int nr = 0, i, j; + struct w_step *w; + + if (verbose < 3) + return; + + for (i = 0, w = wrk->steps; i < wrk->nr_steps; i++, w++) { + if (w->type != BATCH) + continue; + + batch_sizes += w->bb_sz; + + for (j = 0; j < w->data_deps.nr; j++) { + struct dep_entry *dep = &w->data_deps.list[j]; + struct dep_entry _dep = *dep; + + if (dep->working_set == -1 && dep->target < 0) { + int idx = w->idx + dep->target; + + igt_assert(idx >= 0 && idx < w->idx); + igt_assert(wrk->steps[idx].type == BATCH); + + _dep.target = wrk->steps[idx].obj[0].handle; + } + + if (!find_dep(deps, nr, _dep)) { + if (dep->working_set == -1) { + total += 4096; + } else { + struct working_set *set; + + igt_assert(dep->working_set <= + wrk->max_working_set_id); + + set = wrk->working_sets[dep->working_set]; + igt_assert(set->nr); + igt_assert(dep->target < set->nr); + igt_assert(set->sizes[dep->target].size); + + total += set->sizes[dep->target].size; + } + + deps = realloc(deps, (nr + 1) * sizeof(*deps)); + deps[nr++] = *dep; + } + } + } + + free(deps); + + printf("%u: %lu bytes active working set in %u buffers. %lu in batch buffers.\n", + wrk->id, total, nr, batch_sizes); } #define alloca0(sz) ({ size_t sz__ = (sz); memset(alloca(sz__), 0, sz__); }) @@ -1750,6 +1834,7 @@ static int prepare_workload(unsigned int id, struct workload *wrk, unsigned int flags) { struct working_set **sets; + unsigned long total = 0; uint32_t share_vm = 0; int max_ctx = -1; struct w_step *w; @@ -1990,9 +2075,12 @@ prepare_workload(unsigned int id, struct workload *wrk, unsigned int flags) */ for (i = 0, w = wrk->steps; i < wrk->nr_steps; i++, w++) { if (w->type == WORKINGSET && !w->working_set.shared) - allocate_working_set(wrk, &w->working_set); + total += allocate_working_set(wrk, &w->working_set); } + if (verbose > 2) + printf("%u: %lu bytes in working sets.\n", wrk->id, total); + /* * Map of working set ids. */ @@ -2040,6 +2128,8 @@ prepare_workload(unsigned int id, struct workload *wrk, unsigned int flags) alloc_step_batch(wrk, w, flags); } + measure_active_set(wrk); + return 0; } -- 2.20.1 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
