[heketi-devel] Start Heketi setup afresh

[Gaurav Chhabra]

Thanks for the response Talur. I will really appreciate if you already have
the steps for cleaning up the setup so i could start afresh.


Regards,
Gaurav


On Thu, Sep 28, 2017 at 5:36 PM, Raghavendra Talur <rtalur at redhat.com>
wrote:

> On Wed, Sep 27, 2017 at 11:27 PM, Gaurav Chhabra
> <varuag.chhabra at gmail.com> wrote:
> > Hi,
> >
> >
> > I tried setting up Gluster cluster on Google cloud. It went fine. I
> always
> > stop the test instances when not in use. One day, when i started my
> Gluster
> > instances, few bricks went offline and i tried bringing them up but i
> > couldn't. I then tried removing the volumes but it gave me error related
> to
> > "device in use" and i think i also saw "bricks in use" messages. I tried
> > removing bricks but i couldn't. I finally thought of removing the extra
> raw
> > disks from all nodes that i initially added. But i guess Heketi was
> unable
> > to forget its past. I finally had to discard all the machines and
> created a
> > fresh three node cluster. :( All i wanted was to have a clean slate to
> start
> > with. In next two-three days, i will be starting with the actual setup on
> > live environment and using it for managing Kubernetes. Though in that
> case,
> > i will not be shutting down the cluster when not in use :) but i am
> > wondering if there is a way of resetting all things (bricks, volumes,
> > devices, nodes) in Gluster and Heketi, if such case arises, so i could
> start
> > afresh with the Heketi setup. Data backup is not a concern here as i am
> > considering this scenario only during the initial setup phase.
> >
> >
> > Regards,
> > Gaurav
> >
>
> Heketi does provide you mechanism to disable and remove devices/nodes.
> Once that is performed you can delete them. Yes, it is a iterative
> process at the end of which you will be left with nothing in topology.
>
> One thing to note is that you need to clean the disks of partition
> info for heketi to reuse them.
>
> Also, everything that heketi knows is in the db. If you delete the db
> file you have essentially created a fresh heketi instance. You will
> still have to clean the disks and gluster information though.
>
> Let us know if you are looking for a step by step guide to get this done.
>
> Talur
>
> > _______________________________________________
> > heketi-devel mailing list
> > heketi-devel at gluster.org
> > http://lists.gluster.org/mailman/listinfo/heketi-devel
> >
>
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