From: sfaibish Subject: Re: Performance results with exofs Date: Mon, 07 Jun 2010 13:34:34 -0400 Message-ID: References: <4C0D195B.8030401@panasas.com> <4C0D1AAB.4070304@panasas.com> <4C0D2C85.20608@panasas.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15; format=flowed delsp=yes Cc: "J. Bruce Fields" , "NFS list" To: "Boaz Harrosh" Return-path: Received: from mexforward.lss.emc.com ([128.222.32.20]:10190 "EHLO mexforward.lss.emc.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752288Ab0FGRev (ORCPT ); Mon, 7 Jun 2010 13:34:51 -0400 In-Reply-To: <4C0D2C85.20608@panasas.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: On Mon, 07 Jun 2010 13:29:41 -0400, Boaz Harrosh = =20 wrote: > Show me yours and I'll show you mine, ...! ;-) Working on this. Hope that next week we will have something to share. := ) > > Boaz > > On 06/07/2010 08:28 PM, sfaibish wrote: >> Thanks. >> >> /Sorin >> >> On Mon, 07 Jun 2010 12:13:31 -0400, Boaz Harrosh >> wrote: >> >>> On 06/07/2010 07:07 PM, Boaz Harrosh wrote: >>>> On 06/07/2010 06:24 PM, sfaibish wrote: >>>>> Boaz, >>>>> >>>>> You were mentioning some preliminary performance on NFS4.1 and pN= =46S >>>>> during >>>>> the pNFS call few weeks back. I thought you put them in an email = but =20 >>>>> I >>>>> couldn't >>>>> find that email. Could you re-send it to me or summarize the resu= lts >>>>> in a >>>>> new >>>>> email for comparison to the block layout performance. Bruce is al= so >>>>> interested >>>>> so I CC him as well. Thanks >>>>> >>>>> /Sorin >>>>> >>>> >>>> I did not yet publish the Document. It's stuck behind my dis-talen= t =20 >>>> for >>>> writing and the pnfs bugs de jur. >>>> >>>> Basically all machines: >>>> - connected by a 1 GBit link. >>>> - All clients doing a dd write of 8GB file from /dev/zero >>>> - 3of8 is the special raid-groups arrangement of exofs && objlayou= t >>>> where out of 8 devices each file is striped over 3 devices in a >>>> round robin fashion. (*With a small dirty trick) >>>> >>> >>> - All tests over an *empty* filesystem. >>> >>>> [single client] >>>> 1 - osds 40MB >>>> 2 - osds 80MB >>>> 4 - osds 114MB (saturation point of the 1 Gbit link) >>>> 8 - osds 114MB >>>> >>>> [2 clients 8of8 osds] >>>> 226 MBs >>>> >>>> [4 clients 8of8 osds] >>>> 263 MBs >>>> >>>> [8 clients 8of8 osds] >>>> 252 MBs >>>> >>>> [1 clients 3of8 osds] >>>> 114 MBs >>>> >>>> [2 clients 3of8 osds *] >>>> 226 MBs >>>> >>>> [4 clients 3of8 osds *] >>>> 417 MBs >>>> >>>> [8 clients 3of8 osds] >>>> 405 MBs >>>> >>>> Boaz >>>> >>> >>> >>> >> >> >> > > -- > To unsubscribe from this list: send the line "unsubscribe linux-nfs" = in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > > --=20 Best Regards Sorin Faibish Corporate Distinguished Engineer Network Storage Group EMC=B2 where information lives Phone: 508-435-1000 x 48545 Cellphone: 617-510-0422 Email : sfaibish@emc.com