Re: [Lse-tech] [PATCH] cpusets - big numa cpu and memory placement

Martin J. Bligh
2004-10-07T14:44:28Z

> * Interrupts are not under consideration right now. They land where
> they land, and this may affect exclusive sets. If this is a
> problem, for now, you simply lay out your hardware and exclusive
> sets more intelligently.

They're easy to fix, just poke the values in /proc appropriately (same
as cpus_allowed, exactly).

> * Memory allocation has a tendency and preference, but no hard policy
> with regards to where it comes from. A task which starts on one
> part of the system but moves to another may have all its memory
> allocated relatively far away. In unusual cases, it may acquire
> remote memory because that's all that's left. A memory allocation
> policy similar to cpus_allowed might be needed. (Martin?)

The membind API already does this.

M.