Re: [RFC PATCH 1/5] mm, page_alloc: support multiple pages allocation

From: Dave Hansen
Date: Thu Jul 11 2013 - 11:51:32 EST


On 07/10/2013 11:12 PM, Joonsoo Kim wrote:
>> > I'd also like to see some scalability numbers on this. How do your
>> > tests look when all the CPUs on the system are hammering away?
> What test do you mean?
> Please elaborate on this more

Your existing tests looked single-threaded. That's certainly part of
the problem. Will your patches have implications for larger systems,
though? How much do your patches speed up or slow things down if we
have many allocations proceeding on many CPUs in parallel?
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/