Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 14 Apr 2001 09:02:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 14 Apr 2001 09:02:41 -0400 Received: from mailout05.sul.t-online.com ([194.25.134.82]:1294 "EHLO mailout05.sul.t-online.com") by vger.kernel.org with ESMTP id convert rfc822-to-8bit; Sat, 14 Apr 2001 09:02:21 -0400 Content-Type: text/plain; charset=US-ASCII From: Andreas Peter To: linux-kernel@vger.kernel.org Subject: Re: SW-RAID0 Performance problems Date: Sat, 14 Apr 2001 15:09:37 +0200 X-Mailer: KMail [version 1.2] In-Reply-To: <01041411380600.00516@debian> <20010414142839.A12760@ping.be> In-Reply-To: <20010414142839.A12760@ping.be> MIME-Version: 1.0 Message-Id: <01041415093700.01502@debian> Content-Transfer-Encoding: 7BIT Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Am Samstag, 14. April 2001 14:28 schrieb Kurt Roeckx: > Does turning unmaskirq on help? Already tried this, but it doesn't help The actual settings (same on /dev/hdc): bash-2.04# hdparm /dev/hda /dev/hda: multcount = 16 (on) I/O support = 1 (32-bit) unmaskirq = 1 (on) using_dma = 1 (on) keepsettings = 0 (off) nowerr = 0 (off) readonly = 0 (off) readahead = 8 (on) geometry = 59556/16/63, sectors = 60032448, start = 0 bash-2.04# hdparm -tT /dev/md0 /dev/md0: Timing buffer-cache reads: 128 MB in 1.30 seconds = 98.46 MB/sec Timing buffered disk reads: 64 MB in 3.14 seconds = 20.38 MB/sec bash-2.04# hdparm -tT /dev/hda3 /dev/hda3: Timing buffer-cache reads: 128 MB in 1.31 seconds = 97.71 MB/sec Timing buffered disk reads: 64 MB in 2.26 seconds = 28.32 MB/sec Andreas -- Andreas Peter *** ujq7@rz.uni-karlsruhe.de - 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/