@komali2: have you tried enabling the low graphics mode? There are instructions here: https://www.whizzy.org/2016/09/unity-7-low-graphics-mode/
Regards, Stephane On Thu, Apr 6, 2017 at 8:29 PM, komali2 <1293...@bugs.launchpad.net> wrote: > I am having the exact issues described in Ubuntu 16.04 on a 2014 Macbook > Pro (not in a VM). > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1293384 > > Title: > Compiz CPU usage dramatically increased in Ubuntu 14.04 > > Status in Compiz: > Confirmed > Status in compiz package in Ubuntu: > Triaged > > Bug description: > It appears that the workload of low-level graphical operations used by > compiz when, for example, moving windows has increased dramatically > between Ubuntu 12.04 and Ubuntu 14.04. > > This might not be that visible when using high-end gpus, but should be > clearly visible when using compiz on llvmpipe and to some-extent > invalidates the approach of using compiz on top of llvmpipe as a > fallback when no GPU is available: > > How to reproduce: > 1) Use the unity-3d desktop in Ubuntu 14.04 on top of a non-accelerating > Xorg driver like "modesetting". Move windows around. Note peak and average > cpu-usage. > > How to verify compiz is the culprit: > 1) copy /usr/bin/compiz from a Ubuntu 12.04 installation. Drop it in as > /usr/bin/compiz on 14.04. Reboot. Perform the same window movement. > CPU-usage should be substantially lower. > > This problem also affects VMs running on VMware ESX with a software- > rendering GPU. Window movement becomes sluggish, which suggests that > even with GPUs, compiz has increased the number of operations required > to move windows. > > To manage notifications about this bug go to: > https://bugs.launchpad.net/compiz/+bug/1293384/+subscriptions > -- You received this bug notification because you are a member of compiz packagers, which is subscribed to compiz in Ubuntu. https://bugs.launchpad.net/bugs/1293384 Title: Compiz CPU usage dramatically increased in Ubuntu 14.04 To manage notifications about this bug go to: https://bugs.launchpad.net/compiz/+bug/1293384/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~compiz Post to : compiz@lists.launchpad.net Unsubscribe : https://launchpad.net/~compiz More help : https://help.launchpad.net/ListHelp