OpenVZ Forum


Home » Mailing lists » Devel » Re: [ckrm-tech] [PATCH 4/7] UBC: syscalls (user interface)
Re: [ckrm-tech] [PATCH 4/7] UBC: syscalls (user interface) [message #5415 is a reply to message #5413] Fri, 18 August 2006 17:38 Go to previous messageGo to previous message
Andrew Morton is currently offline  Andrew Morton
Messages: 127
Registered: December 2005
Senior Member
On Fri, 18 Aug 2006 10:29:16 -0700
Dave Hansen <haveblue@us.ibm.com> wrote:

> On Fri, 2006-08-18 at 09:42 -0700, Andrew Morton wrote:
> > I have this mad idea that you can divide a 128GB machine up into 256 fake
> > NUMA nodes, then you use each "node" as a 512MB unit of memory allocation.
> > So that 4.5GB job would be placed within an exclusive cpuset which has nine
> > "mems" (what are these called?) and voila: the job has a hard 4.5GB limit,
> > no kernel changes needed.
>
> Is this similar to Mel Gorman's zone-based anti-fragmentation approach?

I don't think so - it's using zones, but for a quite different thing.

> I thought he was discouraged from pursuing that at the VM summit.

That seemed to a be a 49%/51% call, iirc.

Report message to a moderator

[Message index]
 
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Previous Topic: Re: [ckrm-tech] [RFC][PATCH 5/7] UBC: kernel memory accounting (core)
Next Topic: Re: [ckrm-tech] [RFC][PATCH 2/7] UBC: core (structures, API)
Goto Forum:
  

[ Syndicate this forum (XML) ] [ RSS ] [ PDF ]

Current Time: Sat Jul 26 23:48:05 GMT 2025

Total time taken to generate the page: 0.27025 seconds
Powered by FUDforum Powered by Virtuozzo Containers