On Tue, Mar 29, 2016 at 11:50:26AM +0900, Carsten Haitzler wrote:
> 2 things could be at fault.
>
> 1. xserver bug (or driver bug inside xserver)
> 2. someone has the xserver grabbed.
>
> it could be e has the server grabbed and your gl driver is using a SEPARATE
> display connection other than e/gl's main one (you initialize your gl context
> from your display connection). this can be a deadlock. this generally is
> poor/bad design inside the driver to do this because it doesn't use the
> display
> connection it is told to. i would class this as a driver bug..
> anyway under e's
>
> settings -> look -> compositor -> advanced -> misc
>
> is "grab server during draw". this is there to try and minimize "tearing" by
> locking out applications from drawing while the compositor is busy compositing
> or using their pixmaps as sources. this doesn't guarantee it but it's a try.
> is
> this on or off? if on - try turn it off. other than this i know of no grab
> from
> e that would be held while e draws so it likely is #1 above.
>
The setting is off.
> > On the other note IIRC when older version crashed they remembered
> > windows positions and after pressing F1 desktop returned to the same
> > state. With 0.20 it remembers a virtual desktop a windows belongs to,
> > but it changes its placement and forget that window is maximized, so it
> > cannot be de-maximized afterwords (or so I noticed for xterm at least).
>
> i think that was a bug to do with screen reconfiguration and losing/recovering
> a screen. it has since been fixed in git. :)
>
Hope Fedora will upgrade soon. Thanks!
--
Gleb.
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