From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262570AbVCWAWP (ORCPT ); Tue, 22 Mar 2005 19:22:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262572AbVCWAWP (ORCPT ); Tue, 22 Mar 2005 19:22:15 -0500 Received: from dsl027-180-174.sfo1.dsl.speakeasy.net ([216.27.180.174]:17820 "EHLO cheetah.davemloft.net") by vger.kernel.org with ESMTP id S262570AbVCWAWI (ORCPT ); Tue, 22 Mar 2005 19:22:08 -0500 Date: Tue, 22 Mar 2005 16:20:28 -0800 From: "David S. Miller" To: Nick Piggin Cc: hugh@veritas.com, akpm@osdl.org, tony.luck@intel.com, benh@kernel.crashing.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/5] freepgt: free_pgtables use vma list Message-Id: <20050322162028.742d688f.davem@davemloft.net> In-Reply-To: <4240B61A.9070909@yahoo.com.au> References: <20050322034053.311b10e6.akpm@osdl.org> <20050322110144.3a3002d9.davem@davemloft.net> <20050322112125.0330c4ee.davem@davemloft.net> <20050322112329.70bde057.davem@davemloft.net> <20050322123301.090cbfa6.davem@davemloft.net> <4240AAFA.1040206@yahoo.com.au> <20050322154459.7afb4f4f.davem@davemloft.net> <4240B61A.9070909@yahoo.com.au> X-Mailer: Sylpheed version 1.0.1 (GTK+ 1.2.10; sparc-unknown-linux-gnu) X-Face: "_;p5u5aPsO,_Vsx"^v-pEq09'CU4&Dc1$fQExov$62l60cgCc%FnIwD=.UF^a>?5'9Kn[;433QFVV9M..2eN.@4ZWPGbdi<=?[:T>y?SD(R*-3It"Vj:)"dP Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 23 Mar 2005 11:19:38 +1100 Nick Piggin wrote: > > dramatically, shell performance is way down on sparc64. > > I'll post before and after numbers in a bit. Note, this is > > just with Hugh's base patch plus bug fixes. > > > > That's interesting. The only "extra" stuff Hugh's should be > doing is the vma traversal. Like I said in another posting, ignore this anomaly. It's some difference in the way the shell runs when done from "init=/bin/sh" single user vs. full multi-user. Full sparc64 before/after in that posting, go check it out it's nice :-)