Multiple displays have been available for well over 10 years now. I
would think the OS makers would have them figured out by now. I guess
that's what I get for thinking.
On 4/12/2012 15:45, Michael Butash wrote:
> Precise 12.04 now, 64bit.
>
> It's not so much about installing 1 or 10, it's about not a one of the
> "next-gen" desktops has been ever tested with more than one
> framebuffer or very large ones it seems. I'm pretty sure the problems
> are not apparent in a *simple* dual monitor, single framebuffer config
> (i.e. nvidia twinview), but rather when you have DISPLAY:0.0 and
> DISPLAY:0.1 to the system. Compiz and the ATI drivers I'm reasonably
> sure is the root of all evil, and 5760x1200 x2 displays.
>
> Unity with 12.04, and the unity plugin itself can somewhat deal with
> multiple framebuffers now, but nautilus still causes this lovely
> "white screen" effect on my second monitor set when launched.
> Gnome-Shell just freezes when logging in, getting a wallpaper, but
> nothing more before having to flip tty's and restart lightdm.
> Cinnamon's task bars won't render at all. Kde was so-so, but most
> apps had issues with the displays between the giant render modes.
>
> Cinnamon's half-broken state is more or less what I use, overlaying
> awn and cairo to make it usable, but when I get a chance I've been
> meaning to put lxde on there to see how it fares.
>
> I really hoped when they announced on canonical's blog a good 6 months
> or more ago now they'd finally bought their dev a 6-head display to
> test with maybe things would finally get better, but apparently not.
> I'd love what and how they're actually testing with it as I'm still
> only sorta working here, and only because I have worked around
> everything that defaults to simply broken.
>
> Sadly I'd tried win7 for the first time on a native dual-head display
> with separate framebuffers the other day, and had a bunch of quirky
> issues with mremote and some others dragging between displays. Guess
> Linux isn't the only one not getting it, but at least I didn't have to
> pay 200 bucks for the priviledge of debugging the os for the vendor.
>
> -mb
>
>
> On 04/12/2012 10:00 AM, Dazed_75 wrote:
>> MichaelB, what release are you running? I've installed something like 8
>> Desktop Managers (DMs) on my ubuntu 11.10. I did this for a
>> presentation I did on installing additional DMs.
>>
>> The problems I've seen are a few extra programs installed for the
>> lightweight DMs, I now get the xubuntu splash at some time in startup
>> and shutdown regardless of which DM I actually use, and some of the DMs
>> don't play well with older projectors. Cinnamon works great.
>>
>> This thread is really about 12.04 and I have not tried these things on
>> 12.04.
>>
>> On Thu, Apr 12, 2012 at 8:52 AM, Michael Butash <michael@butash.net
>> <mailto:michael@butash.net>> wrote:
>>
>> I wish that were the case for me - gnome3 won't even launch with
>> multiple framebuffers requiring me to drop to a tty and restart
>> lightdm to choose something else. Cinnamon is broken on the same
>> display as well. Sadly with the "new desktops", unity works the
>> best, which isn't saying much in the least. It's like 2005 all over
>> again, hacking entirely around ui short-sightedness.
>>
>> At this point the only thing gnome-ish left I can use is gedit and
>> gnome-terminal, even nautilus is still broken on multiple displays.
>> Other than that, avant-window-navigator and cairo-dock provide all
>> my task and tray management.
>>
>> -mb
>>
>>
>>
>> On 04/11/2012 09:56 PM, Stephen wrote:
>>
>> Well while i may hate unity, getting gnome2/3 working is a
>> cakewalk
>> now. install the one you want. logout and pick the one you want.
>>
>> you do end up wasting space with unity still installed, but at
>> least it works.
>>
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>> --
>> Dazed_75 a.k.a. Larry
>>
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