From patchwork Wed Jun 17 16:01:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tvrtko Ursulin X-Patchwork-Id: 11610181 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E1DFF90 for ; Wed, 17 Jun 2020 16:01:35 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CB2D62088E for ; Wed, 17 Jun 2020 16:01:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CB2D62088E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 477AB6E127; Wed, 17 Jun 2020 16:01:35 +0000 (UTC) X-Original-To: Intel-gfx@lists.freedesktop.org Delivered-To: Intel-gfx@lists.freedesktop.org Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 35CBE6E127 for ; Wed, 17 Jun 2020 16:01:33 +0000 (UTC) IronPort-SDR: M1q7UIA9a47gqHQS+dNCQxe5e2uwdXJGJmK/LP5hBx09nNXSoP/1zVs70mcJraR6NqYhWTPUa2 Rpwljox5YKfQ== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jun 2020 09:01:32 -0700 IronPort-SDR: 8TPtQbPM4Y65Q5X9yYi15TcJpJdt5QAvKOU+AGBkyz59zvXCrAlzBCxovI0H4NYDjeT957i85j sygpQJys3mGw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,523,1583222400"; d="scan'208";a="421186107" Received: from aabdelhi-mobl.ger.corp.intel.com (HELO localhost.localdomain) ([10.255.197.210]) by orsmga004.jf.intel.com with ESMTP; 17 Jun 2020 09:01:31 -0700 From: Tvrtko Ursulin To: Intel-gfx@lists.freedesktop.org Date: Wed, 17 Jun 2020 17:01:13 +0100 Message-Id: <20200617160120.16555-4-tvrtko.ursulin@linux.intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200617160120.16555-1-tvrtko.ursulin@linux.intel.com> References: <20200617160120.16555-1-tvrtko.ursulin@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH i-g-t 03/10] gem_wsim: Show workload timing stats X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Tvrtko Ursulin Show average/min/max workload iteration and dropped period stats when 'p' command is used. Signed-off-by: Tvrtko Ursulin --- benchmarks/gem_wsim.c | 19 +++++++++++++++---- 1 file changed, 15 insertions(+), 4 deletions(-) diff --git a/benchmarks/gem_wsim.c b/benchmarks/gem_wsim.c index 9e5bfe6a36d4..60982cb73ba7 100644 --- a/benchmarks/gem_wsim.c +++ b/benchmarks/gem_wsim.c @@ -2101,7 +2101,8 @@ static void *run_workload(void *data) struct w_step *w; int throttle = -1; int qd_throttle = -1; - int count; + int count, missed = 0; + unsigned long time_tot = 0, time_min = ULONG_MAX, time_max = 0; int i; clock_gettime(CLOCK_MONOTONIC, &t_start); @@ -2121,12 +2122,19 @@ static void *run_workload(void *data) do_sleep = w->delay; } else if (w->type == PERIOD) { struct timespec now; + int elapsed; clock_gettime(CLOCK_MONOTONIC, &now); - do_sleep = w->period - - elapsed_us(&wrk->repeat_start, &now); + elapsed = elapsed_us(&wrk->repeat_start, &now); + do_sleep = w->period - elapsed; + time_tot += elapsed; + if (elapsed < time_min) + time_min = elapsed; + if (elapsed > time_max) + time_max = elapsed; if (do_sleep < 0) { - if (verbose > 1) + missed++; + if (verbose > 2) printf("%u: Dropped period @ %u/%u (%dus late)!\n", wrk->id, count, i, do_sleep); continue; @@ -2280,6 +2288,9 @@ static void *run_workload(void *data) printf("%c%u: %.3fs elapsed (%d cycles, %.3f workloads/s).", wrk->background ? ' ' : '*', wrk->id, t, count, count / t); + if (time_tot) + printf(" Time avg/min/max=%lu/%lu/%luus; %u missed.", + time_tot / count, time_min, time_max, missed); putchar('\n'); }