From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 21 Sep 2002 19:19:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 21 Sep 2002 19:19:57 -0400 Received: from holomorphy.com ([66.224.33.161]:52622 "EHLO holomorphy") by vger.kernel.org with ESMTP id ; Sat, 21 Sep 2002 19:19:56 -0400 Date: Sat, 21 Sep 2002 16:18:10 -0700 From: William Lee Irwin III To: "Martin J. Bligh" Cc: Erich Focht , linux-kernel , LSE , Ingo Molnar , Michael Hohnbaum Subject: Re: [Lse-tech] [PATCH 1/2] node affine NUMA scheduler Message-ID: <20020921231810.GA25605@holomorphy.com> Mail-Followup-To: William Lee Irwin III , "Martin J. Bligh" , Erich Focht , linux-kernel , LSE , Ingo Molnar , Michael Hohnbaum References: <597807912.1032600740@[10.10.2.3]> <598631797.1032601564@[10.10.2.3]> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Description: brief message Content-Disposition: inline In-Reply-To: <598631797.1032601564@[10.10.2.3]> User-Agent: Mutt/1.3.25i Organization: The Domain of Holomorphy Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Sep 21, 2002 at 09:46:05AM -0700, Martin J. Bligh wrote: > An old compile off 2.5.31-mm1 + extras (I don't have 37, but similar) Some 8-quad numbers for 2.5.37 (virgin) follow. I'll get dcache_rcu and NUMA sched stuff in on the act for round 2. This is more fs transaction-based (and VM process-spawning overhead) and not pure I/O throughput so there won't be things like "but everybody's running at peak I/O bandwidth" obscuring the issues. real 0m30.854s c01053ec 16963617 89.009 poll_idle c0114a48 452526 2.37443 load_balance c013962c 253666 1.331 get_page_state c01466de 177354 0.930586 .text.lock.file_table c0114ec0 150583 0.790117 scheduler_tick c01547b3 116144 0.609414 .text.lock.namei c01422ac 94042 0.493444 page_remove_rmap c0138c24 83293 0.437043 rmqueue c0141e48 51963 0.272653 page_add_rmap c012d5ec 37086 0.194592 do_anonymous_page c01391d0 34454 0.180782 __alloc_pages c0130e08 32111 0.168488 find_get_page c0139534 29222 0.153329 nr_free_pages c012df4c 26734 0.140275 handle_mm_fault c0146070 25881 0.135799 get_empty_filp c01a0d2c 25250 0.132488 __generic_copy_from_user c0111728 22018 0.11553 smp_apic_timer_interrupt c0112b90 20777 0.109018 pfn_to_nid c0136238 18410 0.0965983 kmem_cache_free c0113270 17494 0.091792 do_page_fault c0138900 17282 0.0906796 __free_pages_ok c01a0f90 17160 0.0900395 atomic_dec_and_lock c01a100b 16937 0.0888694 .text.lock.dec_and_lock