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From Dobromir Montauk <dmont...@twitter.com.INVALID>
Subject Re: AURORA-1440 Evaluate Fenzo scheduling library
Date Tue, 29 Dec 2015 17:43:54 GMT
For AWS-based Aurora installations having 'tight bin packing' is critical
for shutting down unused machines. I believe Fenzo helps with that, right?

On Tue, Dec 29, 2015 at 9:31 AM, Bill Farner <wfarner@apache.org> wrote:

> It would also be helpful to capture the goals we hope to achieve with the
> integration.  We should also assess the risk of bringing it in,
> specifically that we won't be left maintaining it (currently it's 100%
> owned by netflix, mostly 1 developer AFAICT).
>
> On Tue, Dec 29, 2015 at 4:01 AM, Erb, Stephan <Stephan.Erb@blue-yonder.com
> >
> wrote:
>
> > Someone also expressed interest in Fenzo by adding it to the
> > community-driven roadmap [1].
> >
> > AFAIK nobody has looked at in in detail, yet. Or at least nobody has
> > posted about it on the mailinglist. Feel free to be that someone and
> take a
> > closer look at what would be necessary to leverage the power of Fenzo in
> > Aurora :-)
> >
> > Without checking, I would assume that the following areas might need the
> > most effort to address:
> > * the preemption mechanism of Aurora to make room for priority/production
> > jobs
> > * the work-in-progress feature using oversubscribed resources [2]
> >
> > Regards,
> > Stephan
> >
> > [1]
> >
> https://docs.google.com/document/d/1vyhTZSlEPeibQm2_7HK6JXOkydO0ZllZNQZ2O3cC4_0/edit?usp=sharing
> > [2]
> >
> https://docs.google.com/document/d/1r1WCHgmPJp5wbrqSZLsgtxPNj3sULfHrSFmxp2GyPTo/edit?pref=2&pli=1#heading=h.af56b6bntcao
> >
> > ________________________________________
> > From: Mauricio Garavaglia <mauriciogaravaglia@gmail.com>
> > Sent: Tuesday, December 29, 2015 6:02 AM
> > To: dev@aurora.apache.org
> > Subject: AURORA-1440 Evaluate Fenzo scheduling library
> >
> > Hello,
> >
> > I found the issue AURORA-1440
> > <https://issues.apache.org/jira/browse/AURORA-1440> about evaluating
> fenzo
> > to replace the scheduling algorithm. Has there been any progress on it?
> is
> > the intention just replace the implementation or also expose part of the
> > configurations that fenzo allows?
> >
> > It would be handy to be able to select, for example, between cpu bin
> > packing and memory bin packing. But also take advantage of the rich
> > scheduling constraints api that it has. I assume a lot of discussion
> would
> > be needed regarding how to expose them though :)
> > Thanks
> >
> >
> > Mauricio
> >
>

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