Hi Wido, It is a Java application that uses librados to connect directly to the cluster. -- Nghia Viet Tran (Mr) mgm technology partners Vietnam Co. Ltd 7 Phan Châu Trinh Đà Nẵng, Vietnam +84 935905659 nghia.viet.tran@xxxxxxxxxx www.mgm-tp.com Visit us on LinkedIn and Facebook! Innovation Implemented. General Director: Frank Müller Registered office: 7 Pasteur, Hải Châu 1, Hải Châu, Đà Nẵng MST/Tax 0401703955 ________________________________ From: Wido den Hollander <wido@xxxxxxxx> Sent: Monday, June 1, 2020 10:50 PM To: Nghia Viet Tran; Ceph users mailing list Subject: Re: Deploy Ceph on the secondary datacenter for DR On 6/1/20 6:46 AM, Nghia Viet Tran wrote: > Hi everyone, > > > > Currently, our client application and Ceph cluster are running on the > primary datacenter. We’re planning to deploy Ceph on the secondary > datacenter for DR. The secondary datacenter is in the standby mode. If > something went wrong with the primary datacenter, the secondary > datacenter will take over. > > The possible way would work in this case is that adding hosts from the > secondary datacenter into the existed Ceph cluster in the primary > datacenter. By this way, it would add more latency for client requests > since client from primary datacenter might connects to OSD hosts in the > secondary datacenter) > > > > Are there any special configurations in Ceph that fulfill this requirement? What is the application? CephFS? RBD? RGW? The second datacenter indeed adds latency, so I would be very, very careful with that. Wido > > > > I truly appreciate any comments! > > Nghia. > > > _______________________________________________ > ceph-users mailing list -- ceph-users@xxxxxxx > To unsubscribe send an email to ceph-users-leave@xxxxxxx > _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx
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