On Thu, Apr 26, 2012 at 03:46:17PM +0200, Lars Täuber spake thusly:
> 10GBit ggaoed offering LVs on DRBD on RAID6s
I have always used the vblade from Coraid, not ggaoed. I would give it a try
but I really don't want to invest any more time in this issue and whether
ggaoed is going to be supported
On Thu, Apr 26, 2012 at 01:17:43PM +0200, Torbjørn Thorsen spake thusly:
> * How will using iSCSI change the partition alignment problem ?
> I'm guessing you have found the difference the only way that works; by trying.
> It seems unclear why AoE would cause the unaligned writes, so maybe there
>
Am Thu, 26 Apr 2012 13:17:40 +0200
Lars Erik Dangvard Jensen schrieb:
> FYI:
> Using XenServer 5.6 SP2 with AoE-targets (both coraid appliances and
> ggaoed) I get the same diskspeeds in XenServer dom0 and VM domU.
This is my experience too. But with
xen_major : 4
xen_minor
Very interesting answer, thank you.
Partition alignment, and IO performance in general, is something I'm
trying to get
better grips on.
FWIW, we're on AoE 47 (stock Debian kernel), with AoE clients using
two AoE devices
as a backing device for a RAID1 device.
It works well enough, but performance
Den 26/04/2012 kl. 13.02 skrev Tracy Reed:
>>>
>>> 1. Disk alignment between Xen VMs and the target.
>>
>> What do you mean by that?
>
> I mean that when I configure a Xen VM to use an AoE block device I always had
> mis-aligned writes. The Xen dom0 has the block device in /dev/etherd and I put
On Wed, Apr 25, 2012 at 01:47:23PM +0200, Lars Täuber spake thusly:
> Tracy Reed schrieb:
> > Reasons why I am currently migrating away from AoE to iSCSI (*sigh*):
> >
> > 1. Disk alignment between Xen VMs and the target.
>
> What do you mean by that?
I mean that when I configure a Xen VM to us
Hi Tracy,
Am Tue, 24 Apr 2012 14:42:33 -0700
Tracy Reed schrieb:
> Reasons why I am currently migrating away from AoE to iSCSI (*sigh*):
>
> 1. Disk alignment between Xen VMs and the target.
What do you mean by that?
Lars
---
On Tue, Apr 24, 2012 at 03:50:33PM +, Jeff Sturm spake thusly:
> (AoE multipath really demonstrates the advantages of a simple
> protocol--there's nothing involved in making it work other than plugging in
> additional interfaces.)
Agree completely. Simplicity has always been one of the primary
> -Original Message-
> From: Lars Täuber [mailto:taeu...@bbaw.de]
> Sent: Tuesday, April 24, 2012 3:52 AM
>
> Thanks to this thread I just recognized, that the vanilla kernel driver got
> stuck at
> version 47. While the coraid driver version is 79.
> We used opensuse and now are using ubu
Hi there!
Am Tue, 24 Apr 2012 03:25:37 +
Jeff Sturm schrieb:
[...]
> They should have merged the module updates into the upstream kernel.
Yes. That's my opinion too.
Thanks to this thread I just recognized, that the vanilla kernel driver got
stuck at version 47. While the coraid driver ver
> -Original Message-
> From: Joshua J. Kugler [mailto:jos...@azariah.com]
> Sent: Monday, April 23, 2012 5:54 PM
>
> > http://www.typinganimal.net/wp/2012/04/16/red-hat-just-doesnt-get-aoe
>
> Sounds like Coraid needs to build an RPM package that takes care of the
> deficiencies
> noted
On Mon, Apr 23, 2012 at 01:54:28PM -0800, Joshua J. Kugler wrote:
>On Monday, April 23, 2012, Tracy Reed elucidated thus:
>> Here's a good blog article on some of the current problems with AoE
>> that are killing its adoption and therefore utility to potential
>> Coraid customers:
>>
>> http://www.
On Monday, April 23, 2012, Tracy Reed elucidated thus:
> Here's a good blog article on some of the current problems with AoE
> that are killing its adoption and therefore utility to potential
> Coraid customers:
>
> http://www.typinganimal.net/wp/2012/04/16/red-hat-just-doesnt-get-aoe
> /
Sounds
Here's a good blog article on some of the current problems with AoE that are
killing its adoption and therefore utility to potential Coraid customers:
http://www.typinganimal.net/wp/2012/04/16/red-hat-just-doesnt-get-aoe/
--
Tracy Reed
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