Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759603AbYB0UGX (ORCPT ); Wed, 27 Feb 2008 15:06:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757801AbYB0UGM (ORCPT ); Wed, 27 Feb 2008 15:06:12 -0500 Received: from wr-out-0506.google.com ([64.233.184.228]:11098 "EHLO wr-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757178AbYB0UGK (ORCPT ); Wed, 27 Feb 2008 15:06:10 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=b/luF4AFzREk/EeXWxBhXvlV7BdbCe1yS2bpsWB74taaI4JbIRhmRmBVyc4j8I+FcQRyUt5TMnvtdP/Z840z7LhRps3awgwImF0HhIyBFVHXhG0Unei5pp+Bzy/7oKMPSiiCHC1bDUKTvF2+sdojW+oBuJ9YtJJS2/PGTGaJoLk= Message-ID: Date: Wed, 27 Feb 2008 12:06:08 -0800 From: "adam radford" To: "Andre Noll" Subject: Re: Performance problems with 3ware 9500S-4LP and 2.6.25-rc3 Cc: "Tony Battersby" , "Arnd Hannemann" , "=?ISO-8859-1?Q?Johannes_W=F6rner?=" , "James Bottomley" , linux-scsi , linux-kernel In-Reply-To: <20080227170528.GB29468@skl-net.de> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20080226174314.GA30767@skl-net.de> <47C49B99.1060707@nets.rwth-aachen.de> <20080227101154.GD30767@skl-net.de> <47C57327.6070901@cybernetics.com> <20080227170528.GB29468@skl-net.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 654 Lines: 17 On Wed, Feb 27, 2008 at 9:05 AM, Andre Noll wrote: > On 09:26, Tony Battersby wrote: > > > Thanks, this helped a lot. However, there does not seem to be a way > > > to make the system more responsive, which is really the problem we > > > are experiencing. Andre, Can you try turning down /sys/block/sdX/device/queue_depth to 16 and see if that improves your responsiveness? -Adam -- 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/