On Tue, 19 May 2015 18:07:17 -0500 Jeff Hoogland <jeffhoogl...@linux.com> said:

> I'll try to get a BT again. Last time I spent over an hour trying to
> generate one and no one could help me get anything useful.
> 
> I doubt this is driver related as it happens with my intel and nvidia cards
> as well as Virtual Box.

that's useful to know - it may not be driver then. i've seen driver hangs on
intel gpus where simply gl stops processing commands and thus hangs the entire
app (e in this case) when coming in and out of dpms/blank. a backtrace is
simple. as long as you compile efl and e with -g in CFLAGS (have debugging)
killall -SEGV enlightenment will generate a ~/.e-crashdump.txt (unless kernel
denies ptrace attach - sudo sysctl -w kernel.yama.ptrace_scope=0 ... will turn
that off until you reboot).

if e is sitting in select in the mainloop as usual then it's not a code hang -
it literally just hasn't displayed anything. why - i don't know. i see it
working correctly.

> On Tue, May 19, 2015 at 4:49 PM, Carsten Haitzler <ras...@rasterman.com>
> wrote:
> 
> > On Tue, 19 May 2015 18:20:04 +0200 Cedric BAIL <cedric.b...@free.fr> said:
> >
> > > Hello,
> > >
> > > On Mon, May 18, 2015 at 7:30 PM, Jeff Hoogland <jeffhoogl...@linux.com>
> > wrote:
> > > > Anyone able to help / provide some suggestions for this one?
> > > > https://phab.enlightenment.org/T2395
> > >
> > > Seems nobody can reproduce it.
> >
> > not without installing all of bodhi. and doing that is going to be a
> > multi-hour
> > affair given network access i have most of the day. at least a clean
> > compile
> > of efl + e19 release doesn't produce the issue on another distro - perhaps
> > it's
> > a driver bug? gl locked up? dunno. as you say below - a bt may point that
> > out.
> >
> > > > I really want to keep up with the latest EFL / Elementary releases,
> > but I
> > > > also can't break the existing systems of all my users.
> > >
> > > I can only recommend you to take a look at :
> > > https://phab.enlightenment.org/w/debugging/
> > >
> > > If you are facing a real freeze of E, you will likely be able to get a
> > > backtrace by forcing a SEGV on Enlightenment by doing a kill -SEGV
> > > $EPID (Where $EPID is the PID of the frozen Enlightenment and not the
> > > one of Enlightenment_Start). The content of the previous link will
> > > help you to figure things out for the rest of the process.
> > >
> > > There is also a good chance that this black screen can be linked to
> > > issue in the GL driver and the use of texture from pixmap. Did you try
> > > disabling it ? Same with shader cache that can be broken to and you
> > > may want to clear it (even if it should properly version them) in
> > > ~/.cache/evas_gl_common_caches/ .
> > >
> > > Cedric
> > >
> > >
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> > --
> > ------------- Codito, ergo sum - "I code, therefore I am" --------------
> > The Rasterman (Carsten Haitzler)    ras...@rasterman.com
> >
> >
> >
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> 
> 
> 
> -- 
> ~Jeff Hoogland <http://jeffhoogland.com/>
> My Projects on GitHub <https://github.com/JeffHoogland>
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> 


-- 
------------- Codito, ergo sum - "I code, therefore I am" --------------
The Rasterman (Carsten Haitzler)    ras...@rasterman.com


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