[PVE-User] sheepdog, btrfs and tests

[para zheng]

2012/10/9 Alexandre DERUMIER <aderumier at odiso.com>:
> Ceph is more stable for now.
Great, thanks. I will try this one.
Ceph/sheepdog is not added in the WEB in the latest version?
If adding them in the WEB, just only change the "pve-manager" module?
is there any other module need to change?
>
> about performance, we have benched :
> random io : 20.000iops on ceph and 40.000iops on sheepdog. (with ssd cluster)
It seems the stable one's performance is not good... A difficult choice ;)
> seq bandwith: more than 10gigabit of bandwith for both
>
>
>
> ----- Mail original -----
>
> De: "para zheng" <para.pve at gmail.com>
> À: "Fábio Rabelo" <fabio at fabiorabelo.wiki.br>
> Cc: "Flavio Stanchina" <flavio.stanchina at ies.it>, pve-user at pve.proxmox.com
> Envoyé: Mardi 9 Octobre 2012 03:17:52
> Objet: Re: [PVE-User] sheepdog, btrfs and tests
>
> Besides sheepdog, there is another file system, which name is ceph, is
> able to work with Proxmox. why not have a test with that?
>
> I have one doubt, and have not read any materials: between the two
> file system(sheepdog and ceph), which is more suitable for Proxmox?
> from the view of performance, stability and so on...
>
> thanks,
>
> 2012/10/9 Fábio Rabelo <fabio at fabiorabelo.wiki.br>:
>> 2012/10/8 Flavio Stanchina <flavio.stanchina at ies.it>
>>>
>>> On 08/10/2012 19:36, Fábio Rabelo wrote:
>>> > The Storage ( not arrived yet ) will use either Freenas or Nas4Free ,
>>> > with
>>> > 256 GB of RAM for 12 2TB hard disks, [...]
>>> > Here in Brasil, the additional cost of a Storage takes virtualization
>>> > away
>>> > from most of possible customers ...
>>>
>>> Ah, I wish I had that kind of storage here. If that's what you have to
>>> live
>>> with to keep costs down over there in Brasil, I think I'll propose to move
>>> the office near one of your sunny beaches before winter starts. Should be
>>> able to buy the storage and a couple of servers with the money we won't
>>> spend for heating!
>>
>>
>> Don't get too excited, it is one of 3 or at most 4 customers in my "pool"
>> that have this kind of budget !
>>
>> All the "rest" of the customers of mine do not have that kind of money to
>> spend on a Supermicro Storage .
>>
>> It is for that people, 30 or 35 of then, that I thinking about a self
>> contained 3 node cluster, maybe with sheepdog ...
>>
>>
>> Fábio Rabelo
>>
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