On Jan 1, 2014, at 4:09 PM, Jeff Hammond <[email protected]> wrote:

...

3. Doing an extra ssh to all the nodes is expensive to do every time.

You just need a ring to verify homogeneity. Forming a ring is O(1) per node.

What is this ring you keep referring to? There’s no ring in hydra. Setting one up will lead to more trouble than be useful, with inter-proxy connections and such. I bet that’ll create more queries on this mailing list than help. — Pavan -- Pavan Balaji http://www.mcs.anl.gov/~balaji