Beware about Ceph and oVirt Managed Block Storage, current integration is only possible with kernel, not with qemu-rbd.
k Sent from my iPhone > On 18 Jan 2021, at 13:00, Shantur Rathore <rathor...@gmail.com> wrote: > > > Thanks Strahil for your reply. > > Sorry just to confirm, > > 1. Are you saying Ceph on oVirt Node NG isn't possible? > 2. Would you know which devs would be best to ask about the recent Ceph > changes? > > Thanks, > Shantur > >> On Sun, Jan 17, 2021 at 4:46 PM Strahil Nikolov via Users <users@ovirt.org> >> wrote: >> В 15:51 +0000 на 17.01.2021 (нд), Shantur Rathore написа: >>> Hi Strahil, >>> >>> Thanks for your reply, I have 16 nodes for now but more on the way. >>> >>> The reason why Ceph appeals me over Gluster because of the following >>> reasons. >>> >>> 1. I have more experience with Ceph than Gluster. >> That is a good reason to pick CEPH. >>> 2. I heard in Managed Block Storage presentation that it leverages storage >>> software to offload storage related tasks. >>> 3. Adding Gluster storage limits to 3 hosts at a time. >> Only if you wish the nodes to be both Storage and Compute. Yet, you can add >> as many as you wish as a compute node (won't be part of Gluster) and later >> you can add them to the Gluster TSP (this requires 3 nodes at a time). >>> 4. I read that there is a limit of maximum 12 hosts in Gluster setup. No >>> such limitation if I go via Ceph. >> Actually , it's about Red Hat support for RHHI and not for Gluster + oVirt. >> As both oVirt and Gluster ,that are used, are upstream projects, support is >> on best effort from the community. >>> In my initial testing I was able to enable Centos repositories in Node Ng >>> but if I remember correctly, there were some librbd versions present in >>> Node Ng which clashed with the version I was trying to install. >>> Does Ceph hyperconverge still make sense? >> Yes it is. You got the knowledge to run the CEPH part, yet consider talking >> with some of the devs on the list - as there were some changes recently in >> oVirt's support for CEPH. >> >>> Regards >>> Shantur >>> >>>> On Sun, Jan 17, 2021, 9:58 AM Strahil Nikolov via Users <users@ovirt.org> >>>> wrote: >>>> Hi Shantur, >>>> >>>> the main question is how many nodes you have. >>>> Ceph integration is still in development/experimental and it should be >>>> wise to consider Gluster also. It has a great integration and it's quite >>>> easy to work with). >>>> >>>> >>>> There are users reporting using CEPH with their oVirt , but I can't tell >>>> how good it is. >>>> I doubt that oVirt nodes come with CEPH components , so you most probably >>>> will need to use a full-blown distro. In general, using extra software on >>>> oVirt nodes is quite hard . >>>> >>>> With such setup, you will need much more nodes than a Gluster setup due to >>>> CEPH's requirements. >>>> >>>> Best Regards, >>>> Strahil Nikolov >>>> >>>> >>>> >>>> >>>> >>>> >>>> В неделя, 17 януари 2021 г., 10:37:57 Гринуич+2, Shantur Rathore >>>> <shantur.rath...@gmail.com> написа: >>>> >>>> >>>> >>>> >>>> >>>> Hi all, >>>> >>>> I am planning my new oVirt cluster on Apple hosts. These hosts can only >>>> have one disk which I plan to partition and use for hyper converged setup. >>>> As this is my first oVirt cluster I need help in understanding few bits. >>>> >>>> 1. Is Hyper converged setup possible with Ceph using cinderlib? >>>> 2. Can this hyper converged setup be on oVirt Node Next hosts or only >>>> Centos? >>>> 3. Can I install cinderlib on oVirt Node Next hosts? >>>> 4. Are there any pit falls in such a setup? >>>> >>>> >>>> Thanks for your help >>>> >>>> Regards, >>>> Shantur >>>> >>>> _______________________________________________ >>>> Users mailing list -- users@ovirt.org >>>> To unsubscribe send an email to users-le...@ovirt.org >>>> Privacy Statement: https://www.ovirt.org/privacy-policy.html >>>> oVirt Code of Conduct: >>>> https://www.ovirt.org/community/about/community-guidelines/ >>>> List Archives: >>>> https://lists.ovirt.org/archives/list/users@ovirt.org/message/TPQCJSJ3MQOEKWQBF5LF4B7HCVQXKWLX/ >>>> _______________________________________________ >>>> Users mailing list -- users@ovirt.org >>>> To unsubscribe send an email to users-le...@ovirt.org >>>> Privacy Statement: https://www.ovirt.org/privacy-policy.html >>>> oVirt Code of Conduct: >>>> https://www.ovirt.org/community/about/community-guidelines/ >>>> List Archives: >>>> https://lists.ovirt.org/archives/list/users@ovirt.org/message/RVKIBASSQW7C66OBZ6OHQALFVRAEPMU7/ >> _______________________________________________ >> Users mailing list -- users@ovirt.org >> To unsubscribe send an email to users-le...@ovirt.org >> Privacy Statement: https://www.ovirt.org/privacy-policy.html >> oVirt Code of Conduct: >> https://www.ovirt.org/community/about/community-guidelines/ >> List Archives: >> https://lists.ovirt.org/archives/list/users@ovirt.org/message/4IBXGXZVXAIUDS2O675QAXZRTSULPD2S/ > _______________________________________________ > Users mailing list -- users@ovirt.org > To unsubscribe send an email to users-le...@ovirt.org > Privacy Statement: https://www.ovirt.org/privacy-policy.html > oVirt Code of Conduct: > https://www.ovirt.org/community/about/community-guidelines/ > List Archives: > https://lists.ovirt.org/archives/list/users@ovirt.org/message/6WBVRC4GJTAIL3XYPJEEYGOBCCNZY4ZV/
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