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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no 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 E3F92C433FE for ; Fri, 17 Sep 2021 13:02:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CE51C610C7 for ; Fri, 17 Sep 2021 13:02:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235374AbhIQNES (ORCPT ); Fri, 17 Sep 2021 09:04:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44664 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235265AbhIQNEI (ORCPT ); Fri, 17 Sep 2021 09:04:08 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DEDE4C061574; Fri, 17 Sep 2021 06:02:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=/rZz1r8xXREUazeDrzdFdL0EcUy/UUby58bFIJOi0A0=; b=r/AfEsfrDvBads4CkLPNVdmVgN YmZ7tAS6VQTIS26ucECW/cgtPnh1nzChv3KEIXdE4TPaIIJkglxPHAXXOXHs+puJvGTuXid9ZfcqX IXtUT5yFJJnKINP4cnaC/e7m/lDU9ySoCq25uftbN+M/F2PziqZzx412M7a8vgmNwUubwGZI3oJr2 jlEm5scesU9I0F4UKhBwC3tbpWrQ/wSKiGbezE81+1/cZMEABogIEB5J+LF74PPpLGTQyOzc1/Orm uUKtXo4MzGcJr8OB1ESnSort7alvZpcKPjhr3EGKFxnSk89hIoll2Dvqo7zjItfgJ7TiBeSaqTbVf RQj4s+Gw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mRDUi-000GFn-Hj; Fri, 17 Sep 2021 13:01:50 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 4AB8A30031A; Fri, 17 Sep 2021 15:01:31 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 2D4E6285DCA77; Fri, 17 Sep 2021 15:01:31 +0200 (CEST) Date: Fri, 17 Sep 2021 15:01:31 +0200 From: Peter Zijlstra To: Wang Jianchao Cc: Ingo Molnar , cgroups@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: Memcached with cfs quota 400% performance boost after bind to 4 cpus Message-ID: References: <9f907d99-1cdb-37db-49ae-8e31c7ea8fe7@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <9f907d99-1cdb-37db-49ae-8e31c7ea8fe7@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Sep 17, 2021 at 08:35:36PM +0800, Wang Jianchao wrote: > Hi list > > I have a test environment with following, (forgets to specify the actual hardware...)