On Fri, Mar 29, 2019, 10:03 PM Jim Kinney <jim.kin...@gmail.com> wrote:
> Currently running 3.12 on Centos 7.6. Doing cleanups on split-brain and > out of sync, need heal files. > > We need to migrate the three replica servers to gluster v. 5 or 6. Also > will need to upgrade about 80 clients as well. Given that a complete > removal of gluster will not touch the 200+TB of data on 12 volumes, we are > looking at doing that process, Stop all clients, stop all glusterd > services, remove all of it, install new version, setup new volumes from old > bricks, install new clients, mount everything. > > We would like to get some better performance from nfs-ganesha mounts but > that doesn't look like an option (not done any parameter tweaks in testing > yet). At a bare minimum, we would like to minimize the total downtime of > all systems. > > Does this process make more sense than a version upgrade process to 4.1, > then 5, then 6? What "gotcha's" do I need to be ready for? I have until > late May to prep and test on old, slow hardware with a small amount of > files and volumes. > You can directly upgrade from 3.12 to 6.x. I would suggest that rather than deleting and creating Gluster volume. +Hari and +Sanju for further guidelines on upgrade, as they recently did upgrade tests. +Soumya to add to the nfs-ganesha aspect. Regards, Poornima > -- > > James P. Kinney III Every time you stop a school, you will have to build a > jail. What you gain at one end you lose at the other. It's like feeding a > dog on his own tail. It won't fatten the dog. - Speech 11/23/1900 Mark > Twain http://heretothereideas.blogspot.com/ > > _______________________________________________ > Gluster-users mailing list > Gluster-users@gluster.org > https://lists.gluster.org/mailman/listinfo/gluster-users
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