Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 24 Sep 2002 20:14:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 24 Sep 2002 20:14:17 -0400 Received: from holomorphy.com ([66.224.33.161]:10653 "EHLO holomorphy") by vger.kernel.org with ESMTP id ; Tue, 24 Sep 2002 20:14:17 -0400 Date: Tue, 24 Sep 2002 17:18:26 -0700 From: William Lee Irwin III To: Andrew Morton Cc: linux-kernel@vger.kernel.org Subject: Re: 2.5.38-mm2 dbench $N times Message-ID: <20020925001826.GM6070@holomorphy.com> Mail-Followup-To: William Lee Irwin III , Andrew Morton , linux-kernel@vger.kernel.org References: <20020924132031.GJ6070@holomorphy.com> <3D90A532.4B95C06B@digeo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Description: brief message Content-Disposition: inline In-Reply-To: <3D90A532.4B95C06B@digeo.com> 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 Content-Length: 884 Lines: 23 William Lee Irwin III wrote: >> Taken on 32x/32G NUMA-Q: >> Throughput 67.3949 MB/sec (NB=84.2436 MB/sec 673.949 MBit/sec) 16 procs >> dbench 16 11.72s user 122.21s system 422% cpu 31.733 total On Tue, Sep 24, 2002 at 10:47:30AM -0700, Andrew Morton wrote: > Taken on 2x/0.8G el-scruffo PC: > Throughput 135.02 MB/sec (NB=168.775 MB/sec 1350.2 MBit/sec) > ./dbench 16 12.11s user 16.29s system 181% cpu 15.646 total > What's up with that? Not sure. This is boot bay SCSI crud, but single-disk FC looks *worse* for no obvious reason. Multiple disk tests do much better (about matching the el-scruffo PC numbers above). Cheers, Bill - 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/