[Sheepdog] How to look up objects in any case
chris at arachsys.com
Thu Dec 17 11:37:27 CET 2009
MORITA Kazutaka <morita.kazutaka at lab.ntt.co.jp> writes:
> On Thu, Dec 17, 2009 at 1:08 AM, Chris Webb <chris at arachsys.com> wrote:
> > Are you planning on the sheepdog daemon proxying the request to another
> > node, or returning a 'please ask the following node' response? The former
> > gives maximum simplicity in the client; the latter might improve network
> > bandwidth consumption at the expensive of an extra piece of client
> > complexity.
> I'm planning on the former. I think its network bandwidth consumption is not
> more than the latter's one if sheepdog daemon forwards the request
Well, the other point here is that if you're reading data from another node,
the reason you're doing it is that you should have it locally but don't...
so we can write it to disk as well as forwarding it on the client, helping
the rebalancing of the cluster.
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