Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262523AbUJ0Qhc (ORCPT ); Wed, 27 Oct 2004 12:37:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262497AbUJ0Qee (ORCPT ); Wed, 27 Oct 2004 12:34:34 -0400 Received: from omx1-ext.sgi.com ([192.48.179.11]:47835 "EHLO omx1.americas.sgi.com") by vger.kernel.org with ESMTP id S262508AbUJ0Qbs (ORCPT ); Wed, 27 Oct 2004 12:31:48 -0400 Date: Wed, 27 Oct 2004 09:30:31 -0700 (PDT) From: Christoph Lameter X-X-Sender: clameter@schroedinger.engr.sgi.com To: William Lee Irwin III cc: Andrew Morton , "Chen, Kenneth W" , linux-kernel@vger.kernel.org Subject: Re: Hugepages demand paging V2 [0/8]: Discussion and overview In-Reply-To: <20041027064851.GW15367@holomorphy.com> Message-ID: References: <20041027064851.GW15367@holomorphy.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1202 Lines: 25 On Tue, 26 Oct 2004, William Lee Irwin III wrote: > On Mon, Oct 25, 2004 at 06:26:42PM -0700, Christoph Lameter wrote: > > Hugetlb demand paging has been part of SuSE SLES 9 for awhile now and > > this patchset is intended to help hugetlb demand paging also get into > > the official Linux kernel. Huge pages are referred to as "compound" > > pages in terms of "struct page" in the Linux kernel. The term > "compund page" may be used alternatively to huge page. > > This may very well explain why SLES9 is triplefaulting when Oracle > tries to use hugetlb on it on x86-64. > > Since all this is clearly malfunctioning and not done anywhere near > carefully enough, can I at least get *some* sanction to do any of this > differently? The current SUSE implementation is a different implementation and has severe limitations. They need a different implementation and the suggestion was made to start with Ken's patches. What would you like to do differently? - 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/