From: "M. Todd Smith" Subject: Re: NFS digest, Vol 1 #2299 - 6 msgs Date: Wed, 15 Jun 2005 10:37:32 -0400 Message-ID: <42B03D2C.1020803@sohovfx.com> References: <20050615032704.78BED1373C@sc8-sf-spam2.sourceforge.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Return-path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.11] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list2.sourceforge.net with esmtp (Exim 4.30) id 1DiZ1S-0007Wh-DF for nfs@lists.sourceforge.net; Wed, 15 Jun 2005 07:37:42 -0700 Received: from smtp0.beanfield.net ([66.207.192.7]) by sc8-sf-mx1.sourceforge.net with esmtp (TLSv1:AES256-SHA:256) (Exim 4.41) id 1DiZ1P-0003za-OE for nfs@lists.sourceforge.net; Wed, 15 Jun 2005 07:37:42 -0700 Received: from [192.168.1.26] ([66.207.206.227]) by smtp0.beanfield.net (8.13.4/8.12.11) with ESMTP id j5FEbLRH085564 for ; Wed, 15 Jun 2005 10:37:22 -0400 (EDT) (envelope-from todd@sohovfx.com) To: nfs@lists.sourceforge.net In-Reply-To: <20050615032704.78BED1373C@sc8-sf-spam2.sourceforge.net> Sender: nfs-admin@lists.sourceforge.net Errors-To: nfs-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: Discussion of NFS under Linux development, interoperability, and testing. List-Post: List-Help: List-Subscribe: , List-Archive: from: Chris Penney >That seems slow for LSI disks. I use LSI disk (STK rebrand) and have >one HBA connected to controller A and the other HBA to controller B.=20 >I then have two 1TB luns primary on A and B (so a total of 4 TB). I >get ~300MB/s. I'm wondering if you are striping across controllers >and what file system you use (I use JFS). > >How are you chaining the luns into one volume? I use the device >mapper (4 multipath devices =3D> 1 linear). > > Chris, We are using XFS, the spare and parity drives are kept in a seperate jbod case w/ seperate controller, so it would seem we are indeed striping across controllers (we've had one drive fail so we are using a spare in that seperate case now). We are using two luns and mount them seperately as we had some problems with XFS and LVM recognizing volumes greater than 2Tb. Again I didn't set the SAN up .. I'm going to do more research in this direction though. Cheers Todd -- Systems Administrator ---------------------------------- Soho VFX - Visual Effects Studio 99 Atlantic Avenue, Suite 303 Toronto, Ontario, M6K 3J8 (416) 516-7863 http://www.sohovfx.com ---------------------------------- ------------------------------------------------------- SF.Net email is sponsored by: Discover Easy Linux Migration Strategies from IBM. Find simple to follow Roadmaps, straightforward articles, informative Webcasts and more! Get everything you need to get up to speed, fast. http://ads.osdn.com/?ad_id=7477&alloc_id=16492&op=click _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs