I wonder when EMC/Netapp are going to start giving away production ready
bits that fit into your architecture????

At least support for this feature is coming in the near term.

I say keep on keepin on. Kudos to the ceph team (and maybe more teams) for
taking care of the hard stuff for us.




On Thu, Mar 1, 2018 at 9:42 AM, Samuel Soulard <[email protected]>
wrote:

> Hi Jason,
>
> That's awesome.  Keep up the good work guys, we all love the work you are
> doing with that software!!
>
> Sam
>
> On Mar 1, 2018 09:11, "Jason Dillaman" <[email protected]> wrote:
>
>> It's very high on our priority list to get a solution merged in the
>> upstream kernel. There was a proposal to use DLM to distribute the PGR
>> state between target gateways (a la the SCST target) and it's quite
>> possible that would have the least amount of upstream resistance since
>> it would work for all backends and not just RBD. We, of course, would
>> love to just use the Ceph cluster to distribute the state information
>> instead of requiring a bolt-on DLM (with its STONITH error handling),
>> but we'll take what we can get (merged).
>>
>> I believe SUSE uses a custom downstream kernel that stores the PGR
>> state in the Ceph cluster but requires two round-trips to the cluster
>> for each IO (first to verify the PGR state and the second to perform
>> the IO). The PetaSAN project is built on top of these custom kernel
>> patches as well, I believe.
>>
>> On Thu, Mar 1, 2018 at 8:50 AM, Samuel Soulard <[email protected]>
>> wrote:
>> > On another note, is there any work being done for persistent group
>> > reservations support for Ceph/LIO compatibility? Or just a rough
>> estimate :)
>> >
>> > Would love to see Redhat/Ceph support this type of setup.  I know Suse
>> > supports it as of late.
>> >
>> > Sam
>> >
>> > On Mar 1, 2018 07:33, "Kai Wagner" <[email protected]> wrote:
>> >>
>> >> I totally understand and see your frustration here, but you've to keep
>> >> in mind that this is an Open Source project with a lots of volunteers.
>> >> If you have a really urgent need, you have the possibility to develop
>> >> such a feature on your own or you've to buy someone who could do the
>> >> work for you.
>> >>
>> >> It's a long journey but it seems like it finally comes to an end.
>> >>
>> >>
>> >> On 03/01/2018 01:26 PM, Max Cuttins wrote:
>> >> > It's obvious that Citrix in not anymore belivable.
>> >> > However, at least Ceph should have added iSCSI to it's platform
>> during
>> >> > all these years.
>> >> > Ceph is awesome, so why just don't kill all the competitors make it
>> >> > compatible even with washingmachine?
>> >>
>> >> --
>> >> SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton,
>> HRB
>> >> 21284 (AG Nürnberg)
>> >>
>> >>
>> >>
>> >> _______________________________________________
>> >> ceph-users mailing list
>> >> [email protected]
>> >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>> >>
>> >
>> > _______________________________________________
>> > ceph-users mailing list
>> > [email protected]
>> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>> >
>>
>>
>>
>> --
>> Jason
>>
>
> _______________________________________________
> ceph-users mailing list
> [email protected]
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>
>
_______________________________________________
ceph-users mailing list
[email protected]
http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Reply via email to