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From Ian Maxon <>
Subject Re: VirtualClusterDriver and friends
Date Wed, 08 Jun 2016 23:01:08 GMT
I believe that is part of the Hyracks virtual cluster maven plugin, which
we use for a few Hyracks integration tests. The maven plugin starts the
hyracks cluster before the module starts all of its tests and tears it down

On Wed, Jun 8, 2016 at 2:58 AM, Chris Hillery <> wrote:

> Does anyone know if there are users of the hyracks class
> VirtualClusterDriver? It is launched by the script hyracks-virtual-cluster
> which we ship, but I couldn't find any references on Google to that script.
> It basically launches a quickie two-node Hyracks cluster as local
> processes.
> It also uses the classes HyracksCCProcess and HyracksNCProcess, which are
> utility classes for managing separate Java processes. I couldn't find any
> other users of these classes either.
> I'd like to revamp HyracksCCProcess and HyracksNCProcess to use the new
> deployment stuff, and retire VirtualClusterDriver and he
> hyracks-virtual-cluster script. This also allows eliminating those weird
> toCmdLine() methods in CCConfig and NCConfig.
> Thoughts?
> Ceej
> aka Chris Hillery

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