+++ /dev/null
-#include "basic_stats.h"
-#include "metrics.h"
-
-#include <assert.h>
-#include <sys/resource.h>
-#include <epoxy/gl.h>
-
-// Epoxy seems to be missing these. Taken from the NVX_gpu_memory_info spec.
-#ifndef GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX
-#define GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX 0x9047
-#endif
-#ifndef GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX
-#define GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX 0x9048
-#endif
-#ifndef GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX
-#define GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX 0x9049
-#endif
-#ifndef GPU_MEMORY_INFO_EVICTION_COUNT_NVX
-#define GPU_MEMORY_INFO_EVICTION_COUNT_NVX 0x904A
-#endif
-#ifndef GPU_MEMORY_INFO_EVICTED_MEMORY_NVX
-#define GPU_MEMORY_INFO_EVICTED_MEMORY_NVX 0x904B
-#endif
-
-using namespace std;
-using namespace std::chrono;
-
-bool uses_mlock = false;
-
-BasicStats::BasicStats(bool verbose, bool use_opengl)
- : verbose(verbose)
-{
- start = steady_clock::now();
-
- metric_start_time_seconds = get_timestamp_for_metrics();
- global_metrics.add("frames_output_total", &metric_frames_output_total);
- global_metrics.add("frames_output_dropped", &metric_frames_output_dropped);
- global_metrics.add("start_time_seconds", &metric_start_time_seconds, Metrics::TYPE_GAUGE);
- global_metrics.add("memory_used_bytes", &metrics_memory_used_bytes);
- global_metrics.add("memory_locked_limit_bytes", &metrics_memory_locked_limit_bytes);
-
- // TODO: It would be nice to compile this out entirely for Kaeru,
- // to avoid pulling in the symbols from libGL/Epoxy.
- if (use_opengl) {
- gpu_memory_stats.reset(new GPUMemoryStats(verbose));
- }
-}
-
-void BasicStats::update(int frame_num, int stats_dropped_frames)
-{
- steady_clock::time_point now = steady_clock::now();
- double elapsed = duration<double>(now - start).count();
-
- metric_frames_output_total = frame_num;
- metric_frames_output_dropped = stats_dropped_frames;
-
- if (frame_num % 100 != 0) {
- return;
- }
-
- if (verbose) {
- printf("%d frames (%d dropped) in %.3f seconds = %.1f fps (%.1f ms/frame)",
- frame_num, stats_dropped_frames, elapsed, frame_num / elapsed,
- 1e3 * elapsed / frame_num);
- }
-
- // Check our memory usage, to see if we are close to our mlockall()
- // limit (if at all set).
- rusage used;
- if (getrusage(RUSAGE_SELF, &used) == -1) {
- perror("getrusage(RUSAGE_SELF)");
- assert(false);
- }
- metrics_memory_used_bytes = used.ru_maxrss * 1024;
-
- if (uses_mlock) {
- rlimit limit;
- if (getrlimit(RLIMIT_MEMLOCK, &limit) == -1) {
- perror("getrlimit(RLIMIT_MEMLOCK)");
- assert(false);
- }
- metrics_memory_locked_limit_bytes = limit.rlim_cur;
-
- if (verbose) {
- if (limit.rlim_cur == 0) {
- printf(", using %ld MB memory (locked)",
- long(used.ru_maxrss / 1024));
- } else {
- printf(", using %ld / %ld MB lockable memory (%.1f%%)",
- long(used.ru_maxrss / 1024),
- long(limit.rlim_cur / 1048576),
- float(100.0 * (used.ru_maxrss * 1024.0) / limit.rlim_cur));
- }
- }
- } else {
- metrics_memory_locked_limit_bytes = 0.0 / 0.0;
- if (verbose) {
- printf(", using %ld MB memory (not locked)",
- long(used.ru_maxrss / 1024));
- }
- }
-
- if (gpu_memory_stats != nullptr) {
- gpu_memory_stats->update();
- }
-
- if (verbose) {
- printf("\n");
- }
-}
-
-GPUMemoryStats::GPUMemoryStats(bool verbose)
- : verbose(verbose)
-{
- // GL_NV_query_memory is exposed but supposedly only works on
- // Quadro/Titan cards, so we use GL_NVX_gpu_memory_info even though it's
- // formally marked as experimental.
- // Intel/Mesa doesn't seem to have anything comparable (at least nothing
- // that gets the amount of _available_ memory).
- supported = epoxy_has_gl_extension("GL_NVX_gpu_memory_info");
- if (supported) {
- global_metrics.add("memory_gpu_total_bytes", &metric_memory_gpu_total_bytes, Metrics::TYPE_GAUGE);
- global_metrics.add("memory_gpu_dedicated_bytes", &metric_memory_gpu_dedicated_bytes, Metrics::TYPE_GAUGE);
- global_metrics.add("memory_gpu_used_bytes", &metric_memory_gpu_used_bytes, Metrics::TYPE_GAUGE);
- global_metrics.add("memory_gpu_evicted_bytes", &metric_memory_gpu_evicted_bytes, Metrics::TYPE_GAUGE);
- global_metrics.add("memory_gpu_evictions", &metric_memory_gpu_evictions);
- }
-}
-
-void GPUMemoryStats::update()
-{
- if (!supported) {
- return;
- }
-
- GLint total, dedicated, available, evicted, evictions;
- glGetIntegerv(GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX, &total);
- glGetIntegerv(GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX, &dedicated);
- glGetIntegerv(GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX, &available);
- glGetIntegerv(GPU_MEMORY_INFO_EVICTED_MEMORY_NVX, &evicted);
- glGetIntegerv(GPU_MEMORY_INFO_EVICTION_COUNT_NVX, &evictions);
-
- if (glGetError() == 0) {
- metric_memory_gpu_total_bytes = int64_t(total) * 1024;
- metric_memory_gpu_dedicated_bytes = int64_t(dedicated) * 1024;
- metric_memory_gpu_used_bytes = int64_t(total - available) * 1024;
- metric_memory_gpu_evicted_bytes = int64_t(evicted) * 1024;
- metric_memory_gpu_evictions = evictions;
-
- if (verbose) {
- printf(", using %d / %d MB GPU memory (%.1f%%)",
- (total - available) / 1024, total / 1024,
- float(100.0 * (total - available) / total));
- }
- }
-}
projects / nageru / blobdiff