Per Bothner wrote:
There is a bad redisplay problem for large (greater than around 1000 lines) text windows using a TextArea (or a Swing JTextPane). I have the feeling it is specific to the Intel driver.
Wild guess here, but maybe this is the same as this intel XRender bug? https://bugzilla.redhat.com/show_bug.cgi?id=458517
Kevin Kofler