On Fri, Jul 6, 2018 at 5:37 PM, Sandro Bonazzola <sbona...@redhat.com> wrote:
> > 2018-07-05 13:16 GMT+02:00 Leo David <leoa...@gmail.com>: > >> Hello everyone, >> I have two things that i really need to understand regarding storage >> scaling using gluster. >> >> Basically, I am trying to figure out a way to go from 1 single instance >> to multiple nodes cluster. >> >> 1. Single node SelfHosted Engine HyperConverged setup - scale instance up >> to 3 nodes: >> - the gluster volumes are created as distributed type. >> - is there a procedure to migate this single-host scenario to multiple >> nodes, considering that the 3 nodes setup is using replica 3 gluster >> volumes ? >> > > Sahina, a quick check on the oVirt website didn't help me finding the > documentation for Leo. > Can you please assist? > To move from a single host to multiple host, you can add additional hosts to your cluster via Ovirt. Distribute volume can be changed to a replica 3 volume - but ensure there's no ongoing I/O. The easier process is to add new replica 3 volumes and move your VM disks to it - for the VMs that require HA. > > >> >> 2. 3 Nodes SelfHosted Engine - add more storage nodes >> - how should I increase the size of the already present replica 3 volumes >> ? >> - should the volumes be as distribute-replicated in an environment larger >> than 3 nodes ? >> > > Couldn't find documentation on ovirt.org site, but this should apply to > your case: https://access.redhat.com/documentation/en-us/red_ > hat_hyperconverged_infrastructure/1.1/html/maintaining_red_hat_ > hyperconverged_infrastructure/scaling#scaling_rhhi_by_ > adding_additional_volumes_on_new_nodes > Sahina, can you help preparing some documentation for ovirt.org as well? > Sure, contributions are welcome though - Leo, if you feel like pitching in > >> >> 3. Is there a limit as a maximum number of compute nodes per cluster ? >> > > I'm not aware of limits but according to above document I won't go over > the 9 nodes in this configuration. > > > > > >> >> Thank you very much ! >> >> Leo >> >> -- >> Best regards, Leo David >> >> _______________________________________________ >> Users mailing list -- users@ovirt.org >> To unsubscribe send an email to users-le...@ovirt.org >> Privacy Statement: https://www.ovirt.org/site/privacy-policy/ >> oVirt Code of Conduct: https://www.ovirt.org/communit >> y/about/community-guidelines/ >> List Archives: https://lists.ovirt.org/archiv >> es/list/users@ovirt.org/message/VIU4T447JRNYZ2HBF366JLWYTE3W42CZ/ >> >> > > > -- > > SANDRO BONAZZOLA > > MANAGER, SOFTWARE ENGINEERING, EMEA R&D RHV > > Red Hat EMEA <https://www.redhat.com/> > > sbona...@redhat.com > <https://red.ht/sig> >
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