Thanks Wes and Josh for your answers. So, for more production-like
environments and more tested procedures in case of failures the default
replication seems to be the way to go. Perhaps in next release we will add
a storage node with EC.
On Fri, Sep 16, 2016 at 7:25 AM, Wes Dillingham <wes_dilling...@harvard.edu>
> You can use erasure coding but it has to be fronted by a replicated cache
> tier, or so states the documentation, I have never set up this
> configuration, and always opt to use RBD directly on replicated pools.
> On Fri, Sep 16, 2016 at 1:15 AM, Josh Durgin <jdur...@redhat.com> wrote:
>> On 09/16/2016 09:46 AM, Erick Perez - Quadrian Enterprises wrote:
>>> Can someone point me to a thread or site that uses ceph+erasure coding
>>> to serve block storage for Virtual Machines running with Openstack+KVM?
>>> All references that I found are using erasure coding for cold data or
>>> *not* VM block access.
>> Erasure coding is not supported by RBD currently, since EC pools only
>> support append operations. There's work in progress to make it
>> possible, by allowing overwrites for EC pools, but it won't be usable
>> until at earliest Luminous .
>>  http://tracker.ceph.com/issues/14031
>> ceph-users mailing list
> Wes Dillingham
> Research Computing | Infrastructure Engineer
> Harvard University | 38 Oxford Street, Cambridge, Ma 02138 | Room 210
Soluciones Tacticas Pasivas/Activas de Inteligencia y Analitica de Datos
Quadrian Enterprises S.A. - Panama, Republica de Panama
Skype chat: eaperezh
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