from curiosity I wanted to ask you what kind of network topology are you trying to use across the cluster? In this type of scenario you really need an ultra low latency network, how far from each other?
Best, *German* 2016-10-18 16:22 GMT-03:00 Sean Redmond <sean.redmo...@gmail.com>: > Maybe this would be an option for you: > > http://docs.ceph.com/docs/jewel/rbd/rbd-mirroring/ > > > On Tue, Oct 18, 2016 at 8:18 PM, yan cui <ccuiy...@gmail.com> wrote: > >> Hi Guys, >> >> Our company has a use case which needs the support of Ceph across two >> data centers (one data center is far away from the other). The experience >> of using one data center is good. We did some benchmarking on two data >> centers, and the performance is bad because of the synchronization feature >> in Ceph and large latency between data centers. So, are there setting ups >> like data center aware features in Ceph, so that we have good locality? >> Usually, we use rbd to create volume and snapshot. But we want the volume >> is high available with acceptable performance in case one data center is >> down. Our current setting ups does not consider data center difference. Any >> ideas? >> >> >> Thanks, Yan >> >> -- >> Think big; Dream impossible; Make it happen. >> >> _______________________________________________ >> ceph-users mailing list >> ceph-users@lists.ceph.com >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> >> > > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >
_______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
