mesos-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Qian Zhang <zhq527...@gmail.com>
Subject Re: Can Mesos master offer resources to multiple frameworks simultaneously?
Date Sun, 07 Jun 2015 01:15:10 GMT
Thanks Michael, I will take a close look at those paper.

2015-06-06 19:06 GMT+08:00 Michael Hausenblas <michael.hausenblas@gmail.com>
:

>
> > 1. Mesos master offers all the resources to all the frameworks
> simultaneously.
> > 2. Mesos master offers resources to one framework at a time, e.g., it
> offers r1, r2, r3 to f1, and f1 accepts r1, and then it offers r2 and r3 to
> f2, ...
>
> The latter, yes.
>
> For a quick overview,  I suggest you have a look at
> http://mesos.apache.org/documentation/latest/mesos-architecture/ which
> covers the resource offer cycle.
>
> If you want to dive deeper, you might want to read:
>
> 1. http://mesos.berkeley.edu/mesos_tech_report.pdf
> 2. https://www.cs.berkeley.edu/~alig/papers/drf.pdf
>
>
> Note that there's a feature in the works that would be closer to your 1.,
> see https://issues.apache.org/jira/browse/MESOS-1607
>
> Cheers,
>                 Michael
>
> --
> Michael Hausenblas
> Ireland, Europe
> http://mhausenblas.info/
>
> > On 6 Jun 2015, at 12:51, Qian Zhang <zhq527725@gmail.com> wrote:
> >
> > Hi,
> >
> > I am new to Mesos, and I'd like to know if there are a lot resources in
> the Mesos cluster, how will Mesos master offer these resources to the
> multiple frameworks? I guess there can be two ways:
> > 1. Mesos master offers all the resources to all the frameworks
> simultaneously.
> > 2. Mesos master offers resources to one framework at a time, e.g., it
> offers r1, r2, r3 to f1, and f1 accepts r1, and then it offers r2 and r3 to
> f2, ...
> >
> > If it is 1, then I'd like to know how Mesos master resolves the
> conflicts, e.g., multiple frameworks accept the same resource.
> > If it is 2, then I see it is actually a serial process since Mesos
> master handle the frameworks one by one, then what is advantage of Mesos
> against traditional monolithic resource scheduler?
> >
> >
> > Thanks,
> > Qian
>
>

Mime
View raw message