[ubuntu-x] Test kernel for perf issues on -intel
michael.larabel at phoronix.com
Thu Apr 16 01:33:45 BST 2009
Bryce Harrington wrote:
> Another option which has been suggested is to turn off migration
> Option "EXAOptimizeMigration" "off"
> This may have the same "benefit" as the greedy migration, but without
> the irritating side effects. It would be hugely helpful if people could
> test this option (independently from the kernel change) and see if they
> spot any regressions with it set. Meanwhile I'll try to get some debs
> put together for it.
> On Wed, Apr 15, 2009 at 11:54:43AM -0700, Bryce Harrington wrote:
>> Tim pointed me to this:
>> bryce: 2.6.30-rc2 has a bunch of i915 patches from Dave Arlie. He claims
>> big performance improvements which likely address out issues in
>> Jaunty. Is it possible for you to run that kernel somewhere and test the
>> If anyone has hardware that they're seeing the -intel performance
>> regression and would be willing to test the above, please do so and
>> report results here.
>> (It would be especially helpful if you could run a 3d game that prints
>> fps, to measure both before and after.)
>> Ubuntu-x mailing list
>> Ubuntu-x at lists.ubuntu.com
>> Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-x
Attached are results using the EXAOptimizeMigration off thrown into the
mix. This option isn't definitively faster, but there seems to be a few
areas where it's ahead.
-------------- next part --------------
A non-text attachment was scrubbed...
Size: 659982 bytes
Desc: not available
Url : https://lists.ubuntu.com/archives/ubuntu-x/attachments/20090415/cf11747f/attachment-0001.pdf
More information about the Ubuntu-x