Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261917AbTE2GK0 (ORCPT ); Thu, 29 May 2003 02:10:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261923AbTE2GK0 (ORCPT ); Thu, 29 May 2003 02:10:26 -0400 Received: from franka.aracnet.com ([216.99.193.44]:31624 "EHLO franka.aracnet.com") by vger.kernel.org with ESMTP id S261917AbTE2GKY (ORCPT ); Thu, 29 May 2003 02:10:24 -0400 Date: Wed, 28 May 2003 23:23:23 -0700 From: "Martin J. Bligh" To: Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: 2.5.70-mm1 Message-ID: <1980000.1054189401@[10.10.2.4]> In-Reply-To: <20030527004255.5e32297b.akpm@digeo.com> References: <20030527004255.5e32297b.akpm@digeo.com> X-Mailer: Mulberry/2.2.1 (Linux/x86) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2850 Lines: 75 > . A number of fixes against the ext3 work which Alex and I have been doing. > This code is stable now. I'm using it on my main SMP desktop machine. > > These are major changes to a major filesystem. I would ask that > interested parties now subject these patches to stresstesting and to > performance testing. The performance gains on SMP will be significant. Sexy. SDET beats the hell out of this, and is much improved: SDET 128 (see disclaimer) Throughput Std. Dev 2.5.66-mm2 100.0% 0.6% 2.5.66-mm2-ext3 3.9% 0.4% SDET 128 (see disclaimer) Throughput Std. Dev 2.5.70-mm1-ext2 100.0% 0.1% 2.5.70-mm1-ext3 22.7% 2.0% diffprofile 2.5.70-mm1-ext2 2.5.70-mm1-ext3 (for SDET 128: + worse with ext3, - better.) 1857406 245.2% total 1531720 431.5% default_idle 106589 0.0% .text.lock.transaction 40119 0.0% do_get_write_access 37170 0.0% journal_dirty_metadata 35031 6560.1% __down 24412 8030.3% .text.lock.attr 19535 2556.9% __wake_up 19201 907.0% schedule 11344 0.0% start_this_handle 10104 0.0% journal_add_journal_head 10007 0.0% .text.lock.sched 7352 0.0% journal_stop 5949 99150.0% prepare_to_wait_exclusive 5867 3008.7% __blk_queue_bounce 4724 335.3% __find_get_block 4618 0.0% ext3_get_inode_loc 4410 0.0% journal_dirty_data 3754 590.3% __find_get_block_slow 3079 738.4% .text.lock.base 2176 0.0% ext3_do_update_inode 2132 11844.4% unlock_buffer 1995 0.0% ext3_journal_start 1888 0.0% ext3_orphan_del 1783 145.2% __brelse 1642 4829.4% blk_run_queues 1555 0.0% ext3_orphan_add 1495 0.0% ext3_new_inode 1430 0.0% ext3_reserve_inode_write 1412 0.0% journal_destroy_handle_cache 1344 0.0% journal_cancel_revoke 1279 0.0% journal_unmap_buffer 1198 0.0% ext3_free_blocks ... -1057 -88.4% .text.lock.highmem -1064 -24.5% remove_shared_vm_struct -1112 -52.8% .text.lock.dec_and_lock -1126 -100.0% ext2_new_inode -1516 -100.0% grab_block -1594 -28.3% path_lookup -1599 -28.0% atomic_dec_and_lock -1660 -10.4% copy_page_range -1695 -15.4% __d_lookup -2585 -23.6% release_pages -2614 -13.5% zap_pte_range -9758 -20.7% page_add_rmap -26185 -25.3% page_remove_rmap - 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/