BenH has been calling these "master reservations" (globally control
reservations across all slaves through the master) and "offer reservations"
(I don't care which nodes it's on, as long as I get X cpu and Y RAM, or Z
sets of {X,Y}), and they're definitely on the roadmap.On Wed, Sep 10, 2014 at 9:05 AM, Tom Arnfeld <[email protected]> wrote: > That's very cool, thanks. > > On Wed, Sep 10, 2014 at 4:59 PM, Timothy Chen <[email protected]> wrote: > > > Hi Tom, > > Reservations is definitely something we've discussed and will be > addressed in the near future. > > Tim > >> On Sep 10, 2014, at 7:49 AM, Tom Arnfeld <[email protected]> wrote: > >> > >> Hey everyone, > >> > >> Just a quick question. Has the ever been any discussion around dynamic > >> roles? > >> > >> What I mean by this – currently if I want to guarantee 1 core and 10 GB > of > >> ram to a specific type of framework (or "role") I need to do this at a > >> slave level. This means if I only want to guarantee a small number of > >> resources, I could do this on one slave. If that slave dies, that > resource > >> is no longer available. > >> > >> It would be interesting to see the master (DRF scheduler) capable of > >> reserving a minimum about of resource for offering only to frameworks > of a > >> certain role, such that I can guarantee R amount of resources on N > slaves > >> across the cluster as a whole. > >> > >> Tom. >
