From nobody Mon Feb 9 02:50:53 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=virtuozzo.com ARC-Seal: i=1; a=rsa-sha256; t=1582874432; cv=none; d=zohomail.com; s=zohoarc; b=ZLjVX5fjhj+dC1yQdmX/QYNlpNpnLs8P+SOuWlKK49Xity2Dr6f9D9VamwVgT1aJz2d0lmX1jU3nhfD1TR/EmAWfgAGAnWl1kX+jRrAnTG3zYmz7yUxbXitLi0QkuG0Swa7YL84qqh528kubh3vjhkni98gbI7TKFH0C3AqeMf4= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1582874432; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=bR2sHK0BFpNIBKHP5o/RgoGOVg3pP4SjmYUJCVzgA/g=; b=QL4sYWRgz70urgpR5yKqeIbkwFoepoXEh1rijlvVpvm5xLUXmB5Nlg9SRN+iY6GvB+WLGTCspMIzX7s+mhpv1lTAxTzu054KOQCCZURp1o1mUzn5W+4JK+YsoM4oHDsmY09sLZePvEuxxbwhoadBWCdOB1Z0EdBSKOR1e5JR+c4= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1582874432804377.40468058056274; Thu, 27 Feb 2020 23:20:32 -0800 (PST) Received: from localhost ([::1]:42646 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j7Zwl-0004Vp-JT for importer@patchew.org; Fri, 28 Feb 2020 02:20:31 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:33408) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j7Zvm-0002Zh-Ij for qemu-devel@nongnu.org; Fri, 28 Feb 2020 02:19:31 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j7Zvl-00061H-02 for qemu-devel@nongnu.org; Fri, 28 Feb 2020 02:19:30 -0500 Received: from relay.sw.ru ([185.231.240.75]:51950) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1j7Zvk-00060d-OQ; Fri, 28 Feb 2020 02:19:28 -0500 Received: from vovaso.qa.sw.ru ([10.94.3.0] helo=kvm.qa.sw.ru) by relay.sw.ru with esmtp (Exim 4.92.3) (envelope-from ) id 1j7Zve-0002hc-9x; Fri, 28 Feb 2020 10:19:22 +0300 From: Vladimir Sementsov-Ogievskiy To: qemu-devel@nongnu.org Subject: [PATCH v3 1/4] scripts/simplebench: add simplebench.py Date: Fri, 28 Feb 2020 10:19:11 +0300 Message-Id: <20200228071914.11746-2-vsementsov@virtuozzo.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200228071914.11746-1-vsementsov@virtuozzo.com> References: <20200228071914.11746-1-vsementsov@virtuozzo.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 185.231.240.75 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, vsementsov@virtuozzo.com, ehabkost@redhat.com, qemu-block@nongnu.org, stefanha@gmail.com, mreitz@redhat.com, crosa@redhat.com, den@openvz.org, jsnow@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" Add simple benchmark table creator. Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Aleksandar Markovic --- scripts/simplebench/simplebench.py | 128 +++++++++++++++++++++++++++++ 1 file changed, 128 insertions(+) create mode 100644 scripts/simplebench/simplebench.py diff --git a/scripts/simplebench/simplebench.py b/scripts/simplebench/simpl= ebench.py new file mode 100644 index 0000000000..59e7314ff6 --- /dev/null +++ b/scripts/simplebench/simplebench.py @@ -0,0 +1,128 @@ +#!/usr/bin/env python +# +# Simple benchmarking framework +# +# Copyright (c) 2019 Virtuozzo International GmbH. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . +# + + +def bench_one(test_func, test_env, test_case, count=3D5, initial_run=3DTru= e): + """Benchmark one test-case + + test_func -- benchmarking function with prototype + test_func(env, case), which takes test_env and test_case + arguments and returns {'seconds': int} (which is benchm= ark + result) on success and {'error': str} on error. Returned + dict may contain any other additional fields. + test_env -- test environment - opaque first argument for test_func + test_case -- test case - opaque second argument for test_func + count -- how many times to call test_func, to calculate average + initial_run -- do initial run of test_func, which don't get into result + + Returns dict with the following fields: + 'runs': list of test_func results + 'average': average seconds per run (exists only if at least one r= un + succeeded) + 'delta': maximum delta between test_func result and the average + (exists only if at least one run succeeded) + 'n-failed': number of failed runs (exists only if at least one run + failed) + """ + if initial_run: + print(' #initial run:') + print(' ', test_func(test_env, test_case)) + + runs =3D [] + for i in range(count): + print(' #run {}'.format(i+1)) + res =3D test_func(test_env, test_case) + print(' ', res) + runs.append(res) + + result =3D {'runs': runs} + + successed =3D [r for r in runs if ('seconds' in r)] + if successed: + avg =3D sum(r['seconds'] for r in successed) / len(successed) + result['average'] =3D avg + result['delta'] =3D max(abs(r['seconds'] - avg) for r in successed) + + if len(successed) < count: + result['n-failed'] =3D count - len(successed) + + return result + + +def ascii_one(result): + """Return ASCII representation of bench_one() returned dict.""" + if 'average' in result: + s =3D '{:.2f} +- {:.2f}'.format(result['average'], result['delta']) + if 'n-failed' in result: + s +=3D '\n({} failed)'.format(result['n-failed']) + return s + else: + return 'FAILED' + + +def bench(test_func, test_envs, test_cases, *args, **vargs): + """Fill benchmark table + + test_func -- benchmarking function, see bench_one for description + test_envs -- list of test environments, see bench_one + test_cases -- list of test cases, see bench_one + args, vargs -- additional arguments for bench_one + + Returns dict with the following fields: + 'envs': test_envs + 'cases': test_cases + 'tab': filled 2D array, where cell [i][j] is bench_one result for + test_cases[i] for test_envs[j] (i.e., rows are test cases= and + columns are test environments) + """ + tab =3D {} + results =3D { + 'envs': test_envs, + 'cases': test_cases, + 'tab': tab + } + n =3D 1 + n_tests =3D len(test_envs) * len(test_cases) + for env in test_envs: + for case in test_cases: + print('Testing {}/{}: {} :: {}'.format(n, n_tests, + env['id'], case['id'])) + if case['id'] not in tab: + tab[case['id']] =3D {} + tab[case['id']][env['id']] =3D bench_one(test_func, env, case, + *args, **vargs) + n +=3D 1 + + print('Done') + return results + + +def ascii(results): + """Return ASCII representation of bench() returned dict.""" + from tabulate import tabulate + + tab =3D [[""] + [c['id'] for c in results['envs']]] + for case in results['cases']: + row =3D [case['id']] + for env in results['envs']: + row.append(ascii_one(results['tab'][case['id']][env['id']])) + tab.append(row) + + return tabulate(tab) --=20 2.21.0