Hi Eugen, Thanks for the advice. That helps me a lot :)
Eugen Block <ebl...@nde.ag> 于2019年2月25日周一 下午8:22写道： > I just moved a (virtual lab) cluster to a different network, it worked > like a charm. > > In an offline method - you need to: > > - set osd noout, ensure there are no OSDs up > - Change the MONs IP, See the bottom of [1] "CHANGING A MONITOR’S IP > ADDRESS", MONs are the only ones really > sticky with the IP > - Ensure ceph.conf has the new MON IPs and network IPs > - Start MONs with new monmap, then start OSDs > > > No, certain ips will be visible in the databases, and those will not > change. > > I'm not sure where old IPs will be still visible, could you clarify > that, please? > > Regards, > Eugen > > > [1] http://docs.ceph.com/docs/luminous/rados/operations/add-or-rm-mons/ > > > Zitat von Janne Johansson <icepic...@gmail.com>: > > > Den mån 25 feb. 2019 kl 12:33 skrev Zhenshi Zhou <deader...@gmail.com>: > >> I deployed a new cluster(mimic). Now I have to move all servers > >> in this cluster to another place, with new IP. > >> I'm not sure if the cluster will run well or not after I modify config > >> files, include /etc/hosts and /etc/ceph/ceph.conf. > > > > No, certain ips will be visible in the databases, and those will not > change. > > > >> Fortunately, the cluster has no data at present. I never encounter > >> such an issue like this. Is there any suggestion for me? > > > > If you recently created the cluster, it should be easy to just > > recreate it again, > > using the same scripts so you don't have to repeat yourself as an admin > since > > computers are very good at repetitive tasks. > > > > -- > > May the most significant bit of your life be positive. > > _______________________________________________ > > 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 >
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