WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-users

RE: [Xen-users] disk backend performance

To: Venefax <venefax@xxxxxxxxx>
Subject: RE: [Xen-users] disk backend performance
From: Thomas Halinka <lists@xxxxxxxxx>
Date: Fri, 28 Nov 2008 16:43:13 +0100
Cc: 'Guillaume' <guillaume.chardin@xxxxxxxxx>, 'Stefan de Konink' <stefan@xxxxxxxxx>, 'Xen Users' <xen-users@xxxxxxxxxxxxxxxxxxx>
Delivery-date: Fri, 28 Nov 2008 07:43:49 -0800
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <020a01c9516f$07ce9a90$176bcfb0$@com>
List-help: <mailto:xen-users-request@lists.xensource.com?subject=help>
List-id: Xen user discussion <xen-users.lists.xensource.com>
List-post: <mailto:xen-users@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=unsubscribe>
References: <1227885339.25974.34.camel@ubu32> <20081128161831.H27234-100000@xxxxxxxxxxxxx> <020a01c9516f$07ce9a90$176bcfb0$@com>
Sender: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
Hi Federico,

Am Freitag, den 28.11.2008, 10:36 -0500 schrieb Venefax:
> I would like a step by step description of how to install AOE support
> between two Xen servers, in my case SUSE SP2. 

client-side:
you need only modprobe aoe and aoetools installed to connect to a
aoe-device.

server-side:
vblade installed
lvm and bonding is optional, but makes sense.

> It seems like the ideal
> protocol for storage.

yep ;)

> Yours
> Federico

Thomas
> 
> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
> [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Stefan de Konink
> Sent: Friday, November 28, 2008 10:23 AM
> To: Thomas Halinka
> Cc: Guillaume; Xen Users; Stefan de Konink
> Subject: Re: [Xen-users] disk backend performance
> 
> On Fri, 28 Nov 2008, Thomas Halinka wrote:
> 
> > i do not need any benchmarks. i measured that iscsi could saturate a
> > GB-Link with about 55-60% - AoE was about 80-85% at less CPU-Usage!
> 
> My benchmarks for iSCSI vs NFS performance tests both saturate the links
> 10GE ->  1GE, while the first has a bit better < 10% performance.
> 
> > Why is FC faster than iSCSI? Ah, it s because of the protocol.
> 
> Non-sence.
> 
> > >  and preferably stability comparisons.
> >
> > open-iscsi has no stable releases yet. aoetools do have. There are also
> > many users complaining about iscsi-kernel-issues....
> 
> ...there is more than open-iscsi, in targets and initiators. (+ OS'es)
> 
> 
> Stefan
> 
> 
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
> 


_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users