Re: [PATCH] mm/vmalloc: don't use vmalloc_end

Christoph Lameter
2009-12-09T18:46:24Z

On Wed, 9 Dec 2009, Mike Travis wrote:

> > Boot with 2.6.32 and see if the per cpu allocator works. Check if there
> > are any changes to memory consumption. Create a few thousand virtual
> > ethernet devices and see if the system keels over.
>
> Any advice on how to go about the above would be helpful... ;-)

I believe you can create an additional alias device with

ifconfig eth0:<N>

or so.

> I'm doing some aim7/9 comparisons right now between SPARSE and DISCONTIG
> memory configs using sles11 + 2.6.32. Which other benchmarks would you
> recommend for the other tests?

See f.e. http://kernel-perf.sourceforge.net/about_tests.php

lmbench?