From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753458AbbJGB2O (ORCPT ); Tue, 6 Oct 2015 21:28:14 -0400 Received: from mail-wi0-f172.google.com ([209.85.212.172]:36809 "EHLO mail-wi0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753157AbbJGB2N (ORCPT ); Tue, 6 Oct 2015 21:28:13 -0400 Message-ID: <1444181290.3313.8.camel@gmail.com> Subject: Re: CFS scheduler unfairly prefers pinned tasks From: Mike Galbraith To: paul.szabo@sydney.edu.au Cc: linux-kernel@vger.kernel.org Date: Wed, 07 Oct 2015 03:28:10 +0200 In-Reply-To: <201510062044.t96KiGXd021728@como.maths.usyd.edu.au> References: <201510062044.t96KiGXd021728@como.maths.usyd.edu.au> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.12.11 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2015-10-07 at 07:44 +1100, paul.szabo@sydney.edu.au wrote: > I agree that pinning may be bad... should not the kernel penalize the > badly pinned processes? I didn't say pinning is bad, I said was what you're seeing is not a bug. -Mike