Disabling Vsync in Unity/Mutter/Compiz?

Yesterday I was still using Natty with Compiz. I had noticed that disabling Vsync in Compiz made dragging windows much more smooth and responsive (I don't mind the tearing).

I installed Ocelot this morning which seems to use Mutter by default (I may be wrong there, I'm still kind of lost). Dragging windows has the same sluggish feeling as with Compiz and Vsync enabled. So I was thinking I could try disabling Vsync.

Can vsync be disabled/enabled in Mutter?

Edit to answer the comments:

$ ps -ef | grep compiz | grep $USER
<myname>  3989  3908  5 12:14 ?        00:03:38 compiz
<myname>  4051  3989  0 12:15 ?        00:00:00 /bin/sh -c /usr/bin/compiz-decorator
<myname> 15409 15406  0 13:25 pts/0    00:00:00 grep compiz

So indeed I was confused. If I'm running Compiz I should manage to bend it to my will.

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2 Answers

Thanks all,

Since you proved me I was running Compiz, I downloaded CompizConfig Settings Manager and disabled Vsync under the OpenGL tab. That did it.

There are two implementations of Unity in Ubuntu. The primary one uses Compiz and the "fallback" uses Metacity. Gnome Shell uses Mutter, but the "fallback" for Gnome Shell, which is the classic Ubuntu desktop (Gnome Panel) uses Metacity... It's easy to get a little confused these days. :)

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Sarah Jenkins

Sarah Jenkins

Senior Technology Editor & AI Specialist

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.

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