Ilya, how exactly do I disable vary_r in the crushmap?

I ran "ceph osd crush tunables firefly" but that is resulting in

feature set mismatch, my 384a042a42 < server's 2384a042a42, missing
20000000000



On Tue, May 20, 2014 at 9:15 AM, Ilya Dryomov <ilya.dryo...@inktank.com>wrote:

> On Tue, May 20, 2014 at 5:09 PM, Jay Janardhan <jay.janard...@kaseya.com>
> wrote:
> > Thanks again Ilya.
> >
> > I was following this recommendations:
> > http://ceph.com/docs/master/start/os-recommendations/. Should this page
> be
> > updated in that case?
> >
> > I'm going to upgrade to 3.9. Should I update the Ceph cluster nodes as
> well
> > or just the ceph block device client?
>
> If you are going to be upgrading, you might as well upgrade to a later
> kernel.  No, only the nodes that you want to do 'rbd map' on.
>
> Thanks,
>
>                 Ilya
>
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