Re: Migrate pages from a ccNUMA node to another

Andi Kleen
2004-03-26T07:10:18Z

On Fri, 26 Mar 2004 04:39:59 -0600
Robin Holt <holt@sgi.com> wrote:

> One thing that would probably help considerably, in addition to the
> syscall you seem to be proposing, would be an addition to the
> task_struct. The new field would specify which node to attempt
> allocations on. Before doing a fork, the parent would do a
> syscall to set this field to the node the child will target. It
> would then call fork. The PGDs et al and associated memory, including
> the task struct and pages would end up being allocated based upon
> that numa node's allocation preference.

You just described the process policy of NUMA API.

-Andi