Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265580AbUATRqG (ORCPT ); Tue, 20 Jan 2004 12:46:06 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265620AbUATRqG (ORCPT ); Tue, 20 Jan 2004 12:46:06 -0500 Received: from ns.suse.de ([195.135.220.2]:21397 "EHLO Cantor.suse.de") by vger.kernel.org with ESMTP id S265580AbUATRqE (ORCPT ); Tue, 20 Jan 2004 12:46:04 -0500 To: Trond Myklebust Cc: linux-kernel@vger.kernel.org, cmp@synopsys.com, jlnance@unity.ncsu.edu Subject: Re: Awful NFS performance with attached test program References: <20040119211649.GA20200@ncsu.edu.suse.lists.linux.kernel> <1074549226.1560.59.camel@nidelv.trondhjem.org.suse.lists.linux.kernel> <20040120132803.GA2830@ncsu.edu.suse.lists.linux.kernel> <1074607946.1871.37.camel@nidelv.trondhjem.org.suse.lists.linux.kernel> From: Andi Kleen Date: 20 Jan 2004 15:38:00 +0100 In-Reply-To: <1074607946.1871.37.camel@nidelv.trondhjem.org.suse.lists.linux.kernel> Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 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: 643 Lines: 11 Trond Myklebust writes: > > Oh. It's an x86_64? You didn't say originally, so I assumed an ia32. OK, > I believe my modified math above is correct. > > If the your kernel was compiled using the default larger page size > (isn't that 16K?), then the explanation is simple: Linux generates x86-64 uses 4K pages, just like i386. It doesn't support bigger pages. -Andi - 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/