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Wysocki" Cc: Mel Gorman , Viresh Kumar , Julia Lawall , Ingo Molnar , kernel-janitors@vger.kernel.org, Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Daniel Bristot de Oliveira , linux-kernel@vger.kernel.org, Valentin Schneider , Gilles Muller , srinivas.pandruvada@linux.intel.com, Linux PM , Len Brown Date: Thu, 22 Oct 2020 22:16:00 +0200 In-Reply-To: <1603397435.16275.45.camel@suse.com> References: <1603211879-1064-1-git-send-email-Julia.Lawall@inria.fr> <34115486.YmRjPRKJaA@kreacher> <20201022120213.GG2611@hirez.programming.kicks-ass.net> <1790766.jaFeG3T87Z@kreacher> <20201022122949.GW2628@hirez.programming.kicks-ass.net> <20201022145250.GK32041@suse.de> <20201022152514.GJ2611@hirez.programming.kicks-ass.net> <1603397435.16275.45.camel@suse.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.26.6 Content-Transfer-Encoding: 7bit X-Originating-IP: [2a02:830a:b003:a100:70cf:f004:73cb:aa82] X-ClientProxiedBy: FR2P281CA0023.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:14::10) To AM0PR04MB4530.eurprd04.prod.outlook.com (2603:10a6:208:70::28) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [IPv6:2a02:830a:b003:a100:70cf:f004:73cb:aa82] (2a02:830a:b003:a100:70cf:f004:73cb:aa82) by FR2P281CA0023.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:14::10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3499.9 via Frontend Transport; Thu, 22 Oct 2020 20:16:02 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 0dc93f86-705b-4632-4853-08d876c74ce4 X-MS-TrafficTypeDiagnostic: AM9PR04MB7715: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:6790; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 0Tgg31TVRApzqCqIQOpUmqaUO1zblvW9O3VMgMvQ4DykivcYRwLu6oL/zXRQ1Pn4pHT6a1xkBE10XHDPFdagH9zKHiPt6wEKeu6BJQY75xny8BeyNpxkRTNY2Nrq5KQRpggnqv1eiCwNAf5r13ix1sVMSmm+cDwd/nDZhIkFgldupTkESNP9muM99v5XwLYWZrhSR6l5TKqiLsW5aAQXn1JjSkFO22xIrIqqLXUvSmDD5cSKlBURYPntXdXt9Xnre5w6Yio7JPWzFW9Xp1E5Pnb1azrEhsTQmkP2FmWGZ8jwN3ThlUXSoJZpBg6nk1e0ETLOLxkQ7wcQaJ3OXMvOIrTJ6adY2KPQA4Awvb4YlsYo4jfyaISpBPAU6rXAhhbT X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AM0PR04MB4530.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(396003)(346002)(366004)(376002)(136003)(39860400002)(66946007)(8936002)(54906003)(6486002)(16526019)(478600001)(316002)(110136005)(4744005)(66556008)(103116003)(186003)(7416002)(66476007)(52116002)(4001150100001)(83380400001)(2906002)(5660300002)(4326008)(36756003)(8676002)(2616005)(99106002);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: HehTq9JYz/ctr75T/XlbC4yp83FRRcxfREKgcHm5ZQ8TOoV2JNUsRltgyJCyEyXbek0KYZzEIt67er2WiBheD6SA2unrzDgI47a2xTgOqfoXa5cKUmBN6rtU12mGpT6BbgPZk6dP+PrfueysnKnr4iwdKqdVQ2CTK606lNTxqRhWLStyDyFOkfpBwmwxLQk5st7urEZQ4j03e2BYZvH7l4HQ3bcPjPatPaMjlgC9AwCHRpAYqAZkF7XLAWYPtV2Npj0Q5xwJ4DuosLSe8lHAd48FXIRXRzu6Drkbvkp29E05aeU8sEWa/OOrn7HJ9t+4GAZhlWdv/oSXtVu3pcGqNixsUlxWSi4Px4sNN6xHk9bEPWyLxEyR8ESkUk3EjNygbZO42Wh5fK5LbFq3HPE0tzAwMUtxz8LOSwL0SqEPSFfqgcVaMTOGpn0LHg9Y7qoBtyT5YUD7DHa+iA598LIgwKgRkzEg4adyfDSHhwTqIYebQxKEVsf3ZE8l4TFSkQls+O6ruUJciPfBe05Wu2BrCez9nUFE7LxllXZWSTR0bKhCQUpyJRf3hVDLnHUQ8B1uX87deWYk2tlURZVxJn38eaMA8L648mAuzRzr4jQLzKRhFLrCTaYxPQPqqqZDMPRjT2xO1LuN/QpnfaMM0WH+OCbiGr07G7nsNsNNRGdbWJtR67kxdCdY8dr9HakbzQp4Kct/QFxlA0lgXedWv9nVUw== X-OriginatorOrg: suse.com X-MS-Exchange-CrossTenant-Network-Message-Id: 0dc93f86-705b-4632-4853-08d876c74ce4 X-MS-Exchange-CrossTenant-AuthSource: AM0PR04MB4530.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 22 Oct 2020 20:16:03.5112 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: f7a17af6-1c5c-4a36-aa8b-f5be247aa4ba X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 2gUReJ0U3HcuitVWfgnFP/nC3EiuoaRcSGXkFfXAzMJRtmE/8oWOu2fdN6oxBX/aAjK1s5YWqFp4A8vhk4OpAcYwnoE0PC1vRDJuDh+e8ec= X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM9PR04MB7715 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2020-10-22 at 22:10 +0200, Giovanni Gherdovich wrote: > [...] > To read the tables: > > Tilde (~) means the result is the same as baseline (or, the ratio is close > to 1). The double asterisk (**) is a visual aid and means the result is > worse than baseline (higher or lower depending on the case). Ouch, the opposite. Double asterisk (**) is where the result is better than baseline, and schedutil needs improvement. Giovanni From mboxrd@z Thu Jan 1 00:00:00 1970 From: Giovanni Gherdovich Date: Thu, 22 Oct 2020 20:16:00 +0000 Subject: Re: default cpufreq gov, was: [PATCH] sched/fair: check for idle core Message-Id: <1603397760.16275.49.camel@suse.com> List-Id: References: <1603211879-1064-1-git-send-email-Julia.Lawall@inria.fr> <34115486.YmRjPRKJaA@kreacher> <20201022120213.GG2611@hirez.programming.kicks-ass.net> <1790766.jaFeG3T87Z@kreacher> <20201022122949.GW2628@hirez.programming.kicks-ass.net> <20201022145250.GK32041@suse.de> <20201022152514.GJ2611@hirez.programming.kicks-ass.net> <1603397435.16275.45.camel@suse.com> In-Reply-To: <1603397435.16275.45.camel@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Peter Zijlstra , "Rafael J. Wysocki" Cc: Mel Gorman , Viresh Kumar , Julia Lawall , Ingo Molnar , kernel-janitors@vger.kernel.org, Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Daniel Bristot de Oliveira , linux-kernel@vger.kernel.org, Valentin Schneider , Gilles Muller , srinivas.pandruvada@linux.intel.com, Linux PM , Len Brown On Thu, 2020-10-22 at 22:10 +0200, Giovanni Gherdovich wrote: > [...] > To read the tables: > > Tilde (~) means the result is the same as baseline (or, the ratio is close > to 1). The double asterisk (**) is a visual aid and means the result is > worse than baseline (higher or lower depending on the case). Ouch, the opposite. Double asterisk (**) is where the result is better than baseline, and schedutil needs improvement. Giovanni