[chef] Re: Re: How to coordinate restart across roles

[Noah Kantrowitz < >]

On Mar 2, 2013, at 2:17 PM, AJ Christensen wrote:

> I'd recommend looking at Chef + ZK.
> 
> We have a rough implementation here that we've used for a few
> successful tests, but nothing major like coordinated rolling
> restarts.: https://github.com/chrisroberts/flock_of_chefs
> 
> This is complex stuff. You should 'learn how to do this' first, so to
> speak! I'd recommend playing with tools like Doozer (Go), Paxos
> (multiple lang impls.), Celluloid and DCell too (in Ruby land)
> 

As a warning, Doozerd is basically abandoned, though it looks like someone 
merged a few README fixes today after a year of nothing.

> It's much easier to coordinate processes while learning instead of
> trying to coordinate huge behemoth systems.


My personal fav for this kind of task if Fabric + PyChef :)

--Noah

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