WPC@WPC ~ $ cat /var/log/Xorg.0.log | grep -i ee
[    27.357] xorg-server 2:1.18.4-0ubuntu0.7 (For technical support please see http://www.ubuntu.com/support)
	(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[    27.366] (==) No Layout section.  Using the first Screen section.
[    27.366] (==) No screen section available. Using defaults.
[    27.366] (**) |-->Screen "Default Screen Section" (0)
[    27.366] (==) No monitor specified for screen "Default Screen Section".
[    27.368] (II) systemd-logind: logind integration requires -keeptty and -keeptty was not provided, disabling logind integration
[    27.368] (II) xfree86: Adding drm device (/dev/dri/card0)
[    28.015] (II) RADEON(0): Creating default Display subsection in Screen section
	"Default Screen Section" for depth/fbbpp 24/32
[    28.108] (II) RADEON(0): Year: 2007  Week: 42
[    28.108] (II) RADEON(0): Sync:  Separate  Composite  SyncOnGreen
[    28.108] (II) RADEON(0): redX: 0.640 redY: 0.330   greenX: 0.300 greenY: 0.600
[    28.108] (II) RADEON(0): 	2a1101030e291f782eee95a3544c9926
[    28.211] (II) EXA(0): Driver allocated offscreen pixmaps
[    28.211] (II)         UploadToScreen
[    28.211] (II)         DownloadFromScreen
[    29.716] (II) GLX: Initialized DRI2 GL provider for screen 0
[    29.716] (II) RADEON(0): Setting screen physical size to 370 x 277
[    30.397] (II) This device may have been added with another device file.
[    30.398] (II) This device may have been added with another device file.
[    30.398] (II) This device may have been added with another device file.
[    30.399] (II) This device may have been added with another device file.
[    30.399] (II) This device may have been added with another device file.
[    30.400] (II) This device may have been added with another device file.
[    30.400] (II) This device may have been added with another device file.
[    30.401] (II) This device may have been added with another device file.
[    30.401] (II) This device may have been added with another device file.