Re: i915 visual corruption

[Chavdar Ivanov <ci4ic4%gmail.com@localhost>]

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На 2019-04-12 в 22:09, coypu%sdf.org@localhost написа:
> On Fri, Apr 12, 2019 at 08:55:43PM +0100, Chavdar Ivanov wrote:
>> Using the same Intel graphics, I had some perhaps similar effects on
>> my laptop. In another thread it was suggested to set TearFree to True
>> and AccelMethod to sna, which I did, the effects disappeared.
> Yeah, we can make it the default (SNA is the default now, but w/o
> tearfree, I think), but I suspect this effect isn't tearing, despite the
> similar appearance.
>
> It should still cause tearing with two glmark2 windows (possibly even
> worse), but it doesn't.
FYI I just four simultaneous glmark2 runs without problems, even without
the crash on exit. The test results were roughly what's expected - each
one gave around 315 GLmark score; when I ran a single one, I got just
under 1600.