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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 68315D0BB6E for ; Thu, 24 Oct 2024 08:16:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:MIME-Version: Content-Transfer-Encoding:Content-Type:References:In-Reply-To:Date:Cc:To:From :Subject:Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=R+giDtgoTZeIOBH66q4LFLWeMzDuXsmv8So+huQMkLY=; b=QH5+mBNPhWfC416dilM1eLA3iH LoUwJa/Xo+3HLvi/EVhxb7myHiP14OeTqtTSuUtE8AXxzQLoFxU9Bxrz1FiAvYMri3Udg8YX8U/AH 9V0+yDS9fC8H5rm828rocHZvNtFwJvjB736z0855EbXrXRdoWOxZih0pMH8vTHa3orcug0y2wsulu TO2ZPG1Gk7HuKp8ApOnG+YLO/u6+KNW7YdYKxyej/JtnRUJPt7blbRUOM/LZFTQSYZN24zUmZJ1RD Wa7pAHopPaEpJoj2SdMEuGTL+PULtzEeOaKX9tzLTNdEc0x8HluawsVED9xh+OEH5lI61idIsAZjN gjRkCrmg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t3t1L-0000000HFSY-15Na; Thu, 24 Oct 2024 08:16:39 +0000 Received: from gate.crashing.org ([63.228.1.57]) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t3sz7-0000000HEci-0XPI for linux-arm-kernel@lists.infradead.org; Thu, 24 Oct 2024 08:14:22 +0000 Received: from [IPv6:::1] (localhost.localdomain [127.0.0.1]) by gate.crashing.org (8.14.1/8.14.1) with ESMTP id 49O8CnMd029293; Thu, 24 Oct 2024 03:12:50 -0500 Message-ID: Subject: Re: [PATCH 0/2] [tip: sched/core] sched: Disable PLACE_LAG and RUN_TO_PARITY and move them to sysctl From: Benjamin Herrenschmidt To: "Prundeanu, Cristian" , K Prateek Nayak , Peter Zijlstra Cc: "linux-tip-commits@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Ingo Molnar , "x86@kernel.org" , "linux-arm-kernel@lists.infradead.org" , "Doebel, Bjoern" , "Mohamed Abuelfotoh, Hazem" , "Blake, Geoff" , "Saidi, Ali" , "Csoma, Csaba" , "gautham.shenoy@amd.com" Date: Thu, 24 Oct 2024 19:12:49 +1100 In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.3-0ubuntu1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241024_011421_441067_C8F4A52D X-CRM114-Status: GOOD ( 10.93 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, 2024-10-19 at 02:30 +0000, Prundeanu, Cristian wrote: >=20 > The hammerdb test is a bit more complex than sysbench. It uses two > independent physical machines to perform a TPC-C derived test [1], aiming > to simulate a real-world database workload. The machines are allocated as > an AWS EC2 instance pair on the same cluster placement group [2], to avoi= d > measuring network bottlenecks instead of server performance. The SUT > instance runs mysql configured to use 2 worker threads per vCPU (32 > total); the load generator instance runs hammerdb configured with 64 > virtual users and 24 warehouses [3]. Each test consists of multiple > 20-minute rounds, run consecutively on multiple independent instance > pairs. Would it be possible to produce something that Prateek and Gautham (Hi Gautham btw !) can easily consume to reproduce ? Maybe a container image or a pair of container images hammering each other ? (the simpler the better). Cheers, Ben.