Thanks sandy. 2013/7/19 Sandy Ryza <[email protected]>
> The scheduler, which lives inside the ResourceManager, is responsible for > granting containers (each which has a requested memory capability) to > applications and choosing where to put them. It makes no attempt co-locate > containers, but Application Masters, which are responsible for requesting > resources, can request resources on particular nodes or racks. Does that > help to answer your question? I'm not super familiar with the OS > literature on this. > > All memory management on a single node is done by the OS. > > -Sandy > > > On Thu, Jul 18, 2013 at 3:03 AM, 牛兆捷 <[email protected]> wrote: > > > For a distributed sense, such as whole memory management for the > resource > > manager. > > > > btw,what is it for a single node? > > > > 2013/7/18 Sandy Ryza <[email protected]> > > > > > Hi Zhaojie, > > > > > > Do you mean on each node, or in a distributed sense? > > > > > > -Sandy > > > > > > > > > On Wed, Jul 17, 2013 at 5:56 PM, 牛兆捷 <[email protected]> wrote: > > > > > > > Hi All: > > > > > > > > What is the memory management algorithm in Yarn? > > > > > > > > Is it buddy policy? > > > > > > > > -- > > > > *Sincerely,* > > > > *Zhaojie* > > > > * > > > > * > > > > > > > > > > > > > > > -- > > *Sincerely,* > > *Zhaojie* > > * > > * > > > -- *Sincerely,* *Zhaojie* * *
