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[2620:137:e000::1:20]) by mx.google.com with ESMTP id sb17-20020a1709076d9100b0084c3a68be13si25103408ejc.338.2023.01.13.11.11.14; Fri, 13 Jan 2023 11:11:26 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=Ery1UMs1; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229924AbjAMTCq (ORCPT + 52 others); Fri, 13 Jan 2023 14:02:46 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58094 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229563AbjAMTCm (ORCPT ); Fri, 13 Jan 2023 14:02:42 -0500 Received: from mail-pg1-x535.google.com (mail-pg1-x535.google.com [IPv6:2607:f8b0:4864:20::535]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A381D544FB for ; Fri, 13 Jan 2023 11:02:41 -0800 (PST) Received: by mail-pg1-x535.google.com with SMTP id s67so15609515pgs.3 for ; Fri, 13 Jan 2023 11:02:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:from:to:cc:subject:date:message-id :reply-to; bh=Esn860/b7q2FuVfCNzZ6mccJ1X/ZkalyPjwmd217Nv4=; b=Ery1UMs1jDwUi0O+CXdO2n+YdU/UHLge+mNe4ZmVdYZVyEbilxA035tLhx4HIQxmf/ HVcCxE9PvQ/niZzlQ8b+a4mdSHwLyyeghuEcEIUR9CV5ug1E6Ld2JYeIGmrEeGdzGoqH JBZQbfHTCqJYx0Dkl++j+gVFGIE9rbtOCAyY19r5nuk5TPxtLrztVK6dEHAz4D0oGIal zhtqnF/9LWftIrGaaJH6KpABefdUB8pJBOSvJaCLRsGQQtWM662WilzhzqCUVdXW/epn GK+yLiw+LmMv6XLJJc1PDKvFL3FAxWcbUr/F8goR5cweMEt11j7ja86Mc0KYCsBnuiF2 zjRg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Esn860/b7q2FuVfCNzZ6mccJ1X/ZkalyPjwmd217Nv4=; b=NZqoxpCTXp7pZyq53ILvYEHMpqKty9M1kt4thidrBnZ7eq70dHzR1CkPNtBW5dRZhK zYe1WN+JH9KKBH8ixCh9BggFaUE6/GViN14FeEL0u1CBPLyAocu0EH6JbyyxBDC7qZEC M9TZkgsZbt3/28gEroXL3GnovJEjDQN0KfnEc41WEQ1aFRbiEtAbvFLQjC1r2yP3OqOi vI7TpKa4s2tpWd0KiCanGvPAWdZAWMDnlrUFKz2FXEI+/jmSF1riqvj1jLxygsE+Oit+ C/C3hdtt3gK73oR3dy/1DNSAoSOX55A0WVag22xyvIADLmbj73lgpytqr08EbEfBC8Uf sCfw== X-Gm-Message-State: AFqh2kqpW+ZS1yF9fPYORya+P1iYVrG8IyvLZzcL3OYrtT63+jYsC5l0 9vZRLelrR2NhaCdQyXQTMsk= X-Received: by 2002:a05:6a00:d77:b0:587:102b:edb6 with SMTP id n55-20020a056a000d7700b00587102bedb6mr22154080pfv.17.1673636561162; Fri, 13 Jan 2023 11:02:41 -0800 (PST) Received: from google.com ([2620:15c:211:201:2e4e:fba:501b:3a8c]) by smtp.gmail.com with ESMTPSA id e26-20020aa7981a000000b00585cb0efebbsm3572849pfl.175.2023.01.13.11.02.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 Jan 2023 11:02:40 -0800 (PST) Sender: Minchan Kim Date: Fri, 13 Jan 2023 11:02:38 -0800 From: Minchan Kim To: Sergey Senozhatsky Cc: Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCHv2 4/4] zsmalloc: set default zspage chain size to 8 Message-ID: References: <20230109033838.2779902-1-senozhatsky@chromium.org> <20230109033838.2779902-5-senozhatsky@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230109033838.2779902-5-senozhatsky@chromium.org> X-Spam-Status: No, score=-1.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jan 09, 2023 at 12:38:38PM +0900, Sergey Senozhatsky wrote: > This changes key characteristics (pages per-zspage and objects > per-zspage) of a number of size classes which in results in > different pool configuration. With zspage chain size of 8 we > have more size clases clusters (123) and higher huge size class > watermark (3632 bytes). > > Please read zsmalloc documentation for more details. > > Signed-off-by: Sergey Senozhatsky Acked-by: Minchan Kim Thanks for great work, Sergey!