From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7C676C43612 for ; Thu, 3 Jan 2019 15:00:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4AFF020815 for ; Thu, 3 Jan 2019 15:00:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732049AbfACPAi (ORCPT ); Thu, 3 Jan 2019 10:00:38 -0500 Received: from mx2.suse.de ([195.135.220.15]:32980 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1730737AbfACPAh (ORCPT ); Thu, 3 Jan 2019 10:00:37 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 7CB01AC8D; Thu, 3 Jan 2019 15:00:36 +0000 (UTC) From: Roman Penyaev Cc: Roman Penyaev , Arnaldo Carvalho de Melo , Andrew Morton , Davidlohr Bueso , Jason Baron , linux-kernel@vger.kernel.org Subject: [PATCH 0/2] perf bench: Add epoll-wait-mp1c benchmark calling epoll_wait(2) Date: Thu, 3 Jan 2019 16:00:28 +0100 Message-Id: <20190103150030.17030-1-rpenyaev@suse.de> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit To: unlisted-recipients:; (no To-header on input) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The intention of a new benchmark is to measure events delivery bandwidth: N threads produce events and 1 thread consumes events calling epoll_wait(2). Benchmark does measurements for 8, 16, 32, 64 and 128 threads in a loop. This one differs from epoll-wait in that it produces events from many threads and consumes from one, thus mp1c (many producers 1 consumer). Roman Penyaev (2): perf bench: rename epoll-wait bench to epoll-wait-1pmc perf bench: Add epoll-wait-mp1c benchmark calling epoll_wait(2) tools/perf/bench/Build | 3 +- tools/perf/bench/bench.h | 3 +- .../bench/{epoll-wait.c => epoll-wait-1pmc.c} | 6 +- tools/perf/bench/epoll-wait-mp1c.c | 175 ++++++++++++++++++ tools/perf/builtin-bench.c | 3 +- 5 files changed, 186 insertions(+), 4 deletions(-) rename tools/perf/bench/{epoll-wait.c => epoll-wait-1pmc.c} (98%) create mode 100644 tools/perf/bench/epoll-wait-mp1c.c Signed-off-by: Roman Penyaev Cc: Arnaldo Carvalho de Melo Cc: Andrew Morton Cc: Davidlohr Bueso Cc: Jason Baron Cc: linux-kernel@vger.kernel.org -- 2.19.1