Received: by 2002:a05:6a10:5bc5:0:0:0:0 with SMTP id os5csp4302538pxb; Mon, 25 Oct 2021 01:22:02 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwvWTE7pmQUC+oHUA+IkXrShYnpVOIL7uc/x2fOFQR9H1+GR38/JwMelQNgfdPv9300e7A+ X-Received: by 2002:a17:906:6c85:: with SMTP id s5mr14591125ejr.557.1635150121750; Mon, 25 Oct 2021 01:22:01 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1635150121; cv=none; d=google.com; s=arc-20160816; b=IUeEDykY+zeI86rSzK9FXY6iYkIAOnrbbKYafQylmxHScwfRmhipb05+OQr8L9JDAp lAKOaO4+NtKvrLv6jS7KruUZna3zqV80i4EKlWc1lawmVTQ9TQb8AQlMgCZzJBsmXLi4 bUjM2KdFtDtyLBOkvt0L7cFvGHUJN+UdfWclE/uBNy9eof7+KtvlOvHADg3svfc6Bg3F lNthFoZa+Eg4A2lYE+nQJ/sTp0rRe6UuZK5lKZ5X2xLT39q+Di3OvJbu76cNY06yFNXR f4uOPKBVlx4iJBW/89YAalfnJDWjXAVU0QLZnrV3Rd1lceKiJOlFTWncwYap7UPj+twn djlQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:user-agent:references:message-id :in-reply-to:subject:cc:to:from:date; bh=1qsJeOa6x6i46y36CmSazSmK2EC672XYjGoaK2PPWyw=; b=wZL+sOnf+p9GyMkMGXAr9b36pPfJI6PP0Zh4VT4qtNZNFL9WZlJu0tb0MAiLEUKzW8 d2WXrRkub9hmdWQKYWfNj7G7puToQ0g9h8g7Y9BUso6UBGXbf3lnAlIHEVbB33jRpC4J HrtJF9p5KKJuBbXt0tAQyduBLFmoKoAz3Zud22NK2XQuH1VVFGeeCzg3npyikpiIRwx+ vJZScB3vy7SYMqeTgy58lHQHvslruK77Vk+SYStDqynPROZRz5dSsW0/vZbYfaT3VwJm UB5UDsJd/x7pKHNsYRZEJMmI8wCIMqsEgmbU6iWu1co5CzJXfZeSf9LNVDqG1HvqHPW9 XZWQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id s5si1855179ejn.407.2021.10.25.01.21.34; Mon, 25 Oct 2021 01:22:01 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231513AbhJYITb (ORCPT + 99 others); Mon, 25 Oct 2021 04:19:31 -0400 Received: from vmi485042.contaboserver.net ([161.97.139.209]:34558 "EHLO gentwo.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230019AbhJYITa (ORCPT ); Mon, 25 Oct 2021 04:19:30 -0400 Received: by gentwo.de (Postfix, from userid 1001) id 3AA29B00100; Mon, 25 Oct 2021 10:17:08 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by gentwo.de (Postfix) with ESMTP id 377EAB0006A; Mon, 25 Oct 2021 10:17:08 +0200 (CEST) Date: Mon, 25 Oct 2021 10:17:08 +0200 (CEST) From: Christoph Lameter To: Hyeonggon Yoo <42.hyeyoo@gmail.com> cc: Matthew Wilcox , Linux Memory Management List , LKML , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton , Vlastimil Babka Subject: Re: Do we really need SLOB nowdays? In-Reply-To: Message-ID: References: <20211017042852.GA3050@kvm.asia-northeast3-a.c.our-ratio-313919.internal> <20211017133618.GA7989@kvm.asia-northeast3-a.c.our-ratio-313919.internal> <20211017135708.GA8442@kvm.asia-northeast3-a.c.our-ratio-313919.internal> User-Agent: Alpine 2.22 (DEB 394 2020-01-19) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 18 Oct 2021, Hyeonggon Yoo wrote: > > Better for what use case? SLOB is for machines with 1-16MB of RAM. > > > > 1~16M is smaller than I thought. Hmm... I'm going to see how it works on > tiny configuration. Thank you Matthew! Is there any reference where we can see such a configuration? Sure it does not work with SLUB too?