Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263455AbTFGUKs (ORCPT ); Sat, 7 Jun 2003 16:10:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263503AbTFGUKs (ORCPT ); Sat, 7 Jun 2003 16:10:48 -0400 Received: from pao-ex01.pao.digeo.com ([12.47.58.20]:65053 "EHLO pao-ex01.pao.digeo.com") by vger.kernel.org with ESMTP id S263455AbTFGUKr (ORCPT ); Sat, 7 Jun 2003 16:10:47 -0400 Date: Sat, 7 Jun 2003 13:24:32 -0700 From: Andrew Morton To: "Randy.Dunlap" Cc: colin@colina.demon.co.uk, linux-kernel@vger.kernel.org Subject: Re: Maximum swap space? Message-Id: <20030607132432.26846b8a.akpm@digeo.com> In-Reply-To: <33435.4.64.196.31.1055008200.squirrel@www.osdl.org> References: <33435.4.64.196.31.1055008200.squirrel@www.osdl.org> X-Mailer: Sylpheed version 0.9.0pre1 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 07 Jun 2003 20:24:23.0543 (UTC) FILETIME=[C8B51070:01C32D32] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 760 Lines: 18 "Randy.Dunlap" wrote: > > 3. Swap space limits > > Linux 2.4.10 and later, and Linux 2.5 support any combination of swap > files or swap devices to a maximum number of 32 of them. Prior to Linux > 2.4.10, the limit was any combination of 8 swap files or swap devices. On > x86 architecture systems, each of these swap areas has a limit of 2 GiB. The limit is now 16 swapfiles/devices, because one pte bit got stolen for nonlinear VMA pte's. I'm not sure where the 2G limit comes from? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/