On Wed, Apr 25, 2012 at 01:47:23PM +0200, Lars Täuber spake thusly:
Tracy Reed tr...@ultraviolet.org 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
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
the block
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
Hi Tracy,
Am Tue, 24 Apr 2012 14:42:33 -0700
Tracy Reed tr...@ultraviolet.org 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
Hi there!
Am Tue, 24 Apr 2012 03:25:37 +
Jeff Sturm jeff.st...@eprize.com 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
-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 ubuntu
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
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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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 like