From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753119Ab0JCLyZ (ORCPT ); Sun, 3 Oct 2010 07:54:25 -0400 Received: from relay1.sgi.com ([192.48.179.29]:50705 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751872Ab0JCLyY (ORCPT ); Sun, 3 Oct 2010 07:54:24 -0400 Date: Sun, 3 Oct 2010 06:54:19 -0500 From: Robin Holt To: Maciej =?utf-8?Q?=C5=BBenczykowski?= Cc: Willy Tarreau , Robin Holt , "David S. Miller" , Alexey Kuznetsov , "Pekka Savola (ipv6)" , James Morris , Hideaki YOSHIFUJI , Patrick McHardy , Vlad Yasevich , Sridhar Samudrala , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-decnet-user@lists.sourceforge.net, linux-sctp@vger.kernel.org Subject: Re: sysctl_{tcp,udp,sctp}_mem overflow on 16TB system. Message-ID: <20101003115419.GQ14068@sgi.com> References: <20101001193958.GP14068@sgi.com> <20101001203022.GA28486@1wt.eu> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Oct 03, 2010 at 01:20:32AM -0700, Maciej Żenczykowski wrote: > Isn't INT_MAX/2 just 1GB, which is only ~0.9 seconds at 10 Gbps? Units matter. 1GB pages. We can limit to 2GB pages or 8TB. Robin