** Tags added: cherry-pick
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https://bugs.launchpad.net/bugs/1251281
Title:
gnome-session-flashback fails to start without hardware acceleration
in
Importance Critical as it fits the following criteria:
+ A bug which has a severe impact on a large portion of Ubuntu users -
Anyone using Unity, gnome-shell, gnome3, etc.
+ Renders the system temporarily or permanently unusable. Not being able to
remote in via all the applicable remote access
Maxim, that will be unlikely, as the fix is actually a “feature” (it
adds new commandline option). But I hope we will have new gnome-session
in Vivid, where this will be fixed.
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Hi,
Would, please, someone clarify for users whether the fix will be
backported to trusty's gnome-session or to any other released ubuntu
version?
Thank you.
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On Tue, Nov 25, 2014 at 12:32 AM, Dmitry Shachnev mity...@gmail.com wrote:
No, I think Compiz won't work without hardware acceleration. So only for
Metacity.
I just tested compiz 0.8.8.28.fc21 on Fedora 21 and I can confirm that
it does require the GLX extension.
So I agree that we should only
** Changed in: gnome-session
Status: New = Fix Released
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Title:
gnome-session-flashback fails to start without
Patch for gnome-session was accepted. :)
Should I add --disable-acceleration-check to metacity session only or
this is needed for compiz session too? Will be in 3.16.
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No, I think Compiz won't work without hardware acceleration. So only for
Metacity.
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Title:
gnome-session-flashback
Hi eugenesan mikedep333,
Thanks very much for your explanations. Based on them I've done more
research and now understand much better. Very interesting! Sorry for the
late reply - I've been on holidays.
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Hello,
I'm sorry to bother, I know that practically the same question was asked
a few months ago by Nicholas DiPiazza, but it wasn't directly answered.
- Is there any time frame to fix this problem in the official
distribution of Trusty? Similarly to what was said previously - this
is the main
On Sat, Sep 27, 2014 at 6:54 PM, Chris Good chris.g...@ozemail.com.au wrote:
Would someone please explain what the problem is in simple terms?
I thought it was that Unity in Ubuntu 14.04 requires 3D acceleration but if
so, why does Unity work when run in VirtualBox without 3D acceleration, and
Hi,
This almost works for me over vnc but the panel and/or classic gnome
launcher and applets are missing, so all I really see is my desktop
icons.
cat .xsession##
gnome-session --session=gnome-flashback --disable-acceleration-check
ruediger.kupper:
Acceleration check can be skipped by passing --disable-acceleration-check to
gnome-session
chris-good:
I might be wrong but by 3D acceleration, VM hypervizors usually mean H/W 3D
offloading to host GPU.
Also usually VM para-virtualized drivers support direct rendering and all
Would someone please explain what the problem is in simple terms?
I thought it was that Unity in Ubuntu 14.04 requires 3D acceleration but if so,
why does Unity work when run in VirtualBox without 3D acceleration, and also
when run in a VMware VM in a vSphere console?
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Eugene:
Now acceleration check is skipped automatically for flashback/fallback
sessions and still can be disabled explicitly.
How would I disable it explicitly?
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decorations in flashback-compiz session are missing ubuntu styling
(probably missing schemes due to gconf-gsettings migration).
It is not missing schemes, we need lp:~albertsmuktupavels/compiz/gtk-
window-decorator-4 merged into compiz to restore theme support (it was
lost during metacity
Fix for compiz is already in proposed.
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Title:
gnome-session-flashback fails to start without hardware acceleration
Rüdiger Kupper:
Recently I've updated gnome-flashback related packages to align with recent
changes in Utopic/Sid.
Now acceleration check is skipped automatically for flashback/fallback sessions
and still can be disabled explicitly.
Packages should be fine now, but there is a chance reinstall
Eugene,
I have purged and re-installed your PPA as you suggest in comment #20, but the
problem is back:
The session does never start, and in ~/.xsession-errors I see:
gnome-session-flashback (3.8.0): attempting to launch gnome-session at
2014-09-22T13:14:34+0200
** Summary changed:
- gnome-flashback fails to start without hardware acceleration, cloud/remote
environments (Forwarded-X/XRDP/VNC/NX/X2GO/Chromoting)
+ gnome-session-flashback fails to start without hardware acceleration in
cloud/remote environments (Forwarded-X/XRDP/VNC/NX/X2GO/Chromoting)
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