Merging two active ceph clusters: suggestions needed

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On Wed, Sep 24, 2014 at 11:31:29AM -0700, Yehuda Sadeh wrote:
> On Wed, Sep 24, 2014 at 11:17 AM, Craig Lewis <clewis at centraldesktop.com> wrote:
> > Yehuda, are there any potential problems there?  I'm wondering if duplicate
> > bucket names that don't have the same contents might cause problems?  Would
> > the second cluster be read-only while replication is running?
> I might have missed part of the original requirements. This sync
> assumes that B starts as a clean slate. No writes are allowed to it
> while data is being copied into it. Once ready, all writes to A should
> be quiesced. Once sync completes, they would then need to reconfigure
> their system to make B the primary zone.
If my B side was empty, I would simply add all the OSDs in as a single
cluster.

It's the there are S3 buckets & RBD images on both sides; none of the
bucket names or RBD images conflict, so I was hoping there was a way to
merge them.

-- 
Robin Hugh Johnson
Gentoo Linux: Developer, Infrastructure Lead
E-Mail     : robbat2 at gentoo.org
GnuPG FP   : 11ACBA4F 4778E3F6 E4EDF38E B27B944E 34884E85


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