On Fri, Aug 01, 2008 at 02:10:07PM +0100, Jay Shah wrote:
> Does anyone know how UML behaves with multi-core systems? Does the
> process glue to one core for as long as it runs for, or use all cores
> whenever it wants?

Depends on the host scheduler and the load.  Linux likes cpu affinity,
within limits, so a process will tend to stick to the same core.
There is some parallelism with UML (kernel vs I/O thread), so those
will occupy different cores if they are available.

                            Jeff

-- 
Work email - jdike at linux dot intel dot com

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