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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5754DC433EF for ; Sat, 25 Jun 2022 06:33:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231970AbiFYGdV (ORCPT ); Sat, 25 Jun 2022 02:33:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44002 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229529AbiFYGdT (ORCPT ); Sat, 25 Jun 2022 02:33:19 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7DC7963BC for ; Fri, 24 Jun 2022 23:33:18 -0700 (PDT) Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4LVPJR5kDgzhXZ5; Sat, 25 Jun 2022 14:31:03 +0800 (CST) Received: from kwepemm600012.china.huawei.com (7.193.23.74) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Sat, 25 Jun 2022 14:33:14 +0800 Received: from [10.67.109.57] (10.67.109.57) by kwepemm600012.china.huawei.com (7.193.23.74) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Sat, 25 Jun 2022 14:33:14 +0800 To: CC: , , , , , , , , , "open list:SCHEDULER" From: "guanjing (D)" Subject: Fwd: Question about how to fix numabalancing to work with isolated cpus? Message-ID: Date: Sat, 25 Jun 2022 14:33:13 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.7.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.67.109.57] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To kwepemm600012.china.huawei.com (7.193.23.74) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I notice a problem that you guys discussed in the link below: https://lore.kernel.org/all/1491464210.4718.82.camel@gmx.de/T/ "The isolated cpus are part of the cpus allowed list. In the above case, numabalancing ends up scheduling some of these tasks on isolated cpus. " I wonder if we're going to fix this eventually? Thanks, Guan Jing