diff --git a/bench.c b/bench.c index 5b452fa..678f555 100644 --- a/bench.c +++ b/bench.c @@ -20,10 +20,14 @@ */ #include "http_parser.h" #include +#include #include #include #include +/* 8 gb */ +static const int64_t kBytes = 8LL << 30; + static const char data[] = "POST /joyent/http-parser HTTP/1.1\r\n" "Host: github.com\r\n" @@ -38,7 +42,7 @@ static const char data[] = "Referer: https://github.com/joyent/http-parser\r\n" "Connection: keep-alive\r\n" "Transfer-Encoding: chunked\r\n" - "Cache-Control: max-age=0\r\n\r\nb\r\nhello world\r\n0\r\n\r\n"; + "Cache-Control: max-age=0\r\n\r\nb\r\nhello world\r\n0\r\n"; static const size_t data_len = sizeof(data) - 1; static int on_info(http_parser* p) { @@ -67,13 +71,13 @@ int bench(int iter_count, int silent) { int err; struct timeval start; struct timeval end; - float rps; if (!silent) { err = gettimeofday(&start, NULL); assert(err == 0); } + fprintf(stderr, "req_len=%d\n", (int) data_len); for (i = 0; i < iter_count; i++) { size_t parsed; http_parser_init(&parser, HTTP_REQUEST); @@ -83,17 +87,27 @@ int bench(int iter_count, int silent) { } if (!silent) { + double elapsed; + double bw; + double total; + err = gettimeofday(&end, NULL); assert(err == 0); fprintf(stdout, "Benchmark result:\n"); - rps = (float) (end.tv_sec - start.tv_sec) + - (end.tv_usec - start.tv_usec) * 1e-6f; - fprintf(stdout, "Took %f seconds to run\n", rps); + elapsed = (double) (end.tv_sec - start.tv_sec) + + (end.tv_usec - start.tv_usec) * 1e-6f; + + total = (double) iter_count * data_len; + bw = (double) total / elapsed; + + fprintf(stdout, "%.2f mb | %.2f mb/s | %.2f req/sec | %.2f s\n", + (double) total / (1024 * 1024), + bw / (1024 * 1024), + (double) iter_count / elapsed, + elapsed); - rps = (float) iter_count / rps; - fprintf(stdout, "%f req/sec\n", rps); fflush(stdout); } @@ -101,11 +115,14 @@ int bench(int iter_count, int silent) { } int main(int argc, char** argv) { + int64_t iterations; + + iterations = kBytes / (int64_t) data_len; if (argc == 2 && strcmp(argv[1], "infinite") == 0) { for (;;) - bench(5000000, 1); + bench(iterations, 1); return 0; } else { - return bench(5000000, 0); + return bench(iterations, 0); } }