compiz --replace
Checking for Xgl: not present. 
Detected PCI ID for VGA: 01:00.0 0300: 1002:4e50 (prog-if 00 [VGA])
Checking for texture_from_pixmap: not present. 
Trying again with indirect rendering:
Checking for texture_from_pixmap: not present. 
aborting and using fallback: /usr/bin/metacity