java2d performance java7 / java8

[Hendrik Schreiber]

On Aug 18, 2014, at 16:05, Florian Bruckner (3kraft) <florian.bruckner at 3kraft.com> wrote:

> I have built a minimalistic test case that exposes the problem. It creates a JFrame with an editor pane in it to show some HTML content (a javadoc page). The test is to just scroll from the bottom to the top and back to the bottom by mouse wheel as quickly as possible, I did 5 iterations in each test run.
> 
> Wall clock timing was approx. 15 seconds with Java 6 and approx 45 seconds with java 8. As the problem worsens with increased screen resolutions I decided to use the full resolution of my new UHD display (which is 3840x2160), the machine is a

[...]

Thanks for coming up with some sort of test.

Hopefully the folks at Oracle find the time to look into this, perhaps do their own performance testing, and find ways to improve the 2D pipeline.

Cheers,

-hendrik