> 15 сент. 2017 г., в 18:42, Sage Weil <sage@xxxxxxxxxxxx> написал(а): > > On Fri, 15 Sep 2017, Mike A wrote: >> Hello! >> >> We have a ceph cluster based on Jewel release and one virtualization infrastructure that is using the cluster. Now we are going to add another ceph cluster but based on luminous with bluestore. >> The virtualization infrastructure must use these ceph clusters. Do I need to update software version of client (librbd/librados) inside the virtualization infra? >> >> I think there are 3 different ways to add the new cluster: >> 1. Update client side to the Luminous release and leave old cluster to the Jewel release >> 2. Update old cluster and client to the Luminous release >> 3. Leave old cluster and client to the Jewel release >> >> Please suggest pros and cons. > > You can use either jewel or luminous clients. Just be aware that the > luminous cluster can't use luminous-only features until clients are > upgrade. By default, new luminous clusters will set their "min compat > client" to jewel, so no special configuration is needed. > > 3 is the smallest change and least risk, which is appealing. You'll want > to do 2 eventually, and 1 is a step along that path. > > sage Thank you for the detailed answer. — Mike, runs! _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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