RE: [Xen-users] disk backend performance

[Thomas Halinka <lists@xxxxxxxxx>]

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
> 
> 
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> 


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