[   202.076]
X.Org X Server 1.15.0
Release Date: 2013-12-27
[   202.076] X Protocol Version 11, Revision 0
[   202.076] Build Operating System: c6b8 2.6.32-220.el6.x86_64
[   202.076] Current Operating System: Linux rac01.localdomain 2.6.32-504.23.4.el6.x86_64 #1 SMP Tue Jun 9 20:57:37 UTC 2015 x86_64
[   202.076] Kernel command line: ro root=UUID=26bf6ada-8b0f-404e-b697-233eb1886e82 rd_NO_LUKS  KEYBOARDTYPE=pc KEYTABLE=us rd_NO_MD crashkernel=129M@0M LANG=zh_CN.UTF-8 rd_NO_LVM rd_NO_DM rhgb quiet
[   202.076] Build Date: 18 June 2015  11:45:14AM
[   202.076] Build ID: xorg-x11-server 1.15.0-26.el6.centos.0.1
[   202.076] Current version of pixman: 0.32.4
[   202.076]  Before reporting problems, check http://wiki.centos.org/Documentation
 to make sure that you have the latest version.
[   202.076] Markers: (--) probed, (**) from config file, (==) default setting,
 (++) from command line, (!!) notice, (II) informational,
 (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[   202.076] (==) Log file: "/var/log/Xorg.0.log", Time: Tue Jul 14 17:20:11 2015
[   202.111] (==) Using system config directory "/usr/share/X11/xorg.conf.d"
[   202.112] (==) No Layout section.  Using the first Screen section.
[   202.112] (==) No screen section available. Using defaults.
[   202.112] (**) |-->Screen "Default Screen Section" (0)
[   202.112] (**) |   |-->Monitor ""
[   202.113] (==) No monitor specified for screen "Default Screen Section".
 Using a default monitor configuration.
[   202.113] (==) Automatically adding devices
[   202.113] (==) Automatically enabling devices
[   202.113] (==) Not automatically adding GPU devices
[   202.114] (==) FontPath set to:
 catalogue:/etc/X11/fontpath.d,
 built-ins
[   202.114] (==) ModulePath set to "/usr/lib64/xorg/modules"
[   202.114] (II) The server relies on HAL to provide the list of input devices.
 If no devices become available, reconfigure HAL or disable AutoAddDevices.
[   202.115] (II) Loader magic: 0x823020
[   202.115] (II) Module ABI versions:
[   202.115]  X.Org ANSI C Emulation: 0.4
[   202.115]  X.Org Video Driver: 15.0
[   202.115]  X.Org XInput driver : 20.0
[   202.115]  X.Org Server Extension : 8.0
[   202.123] (--) PCI:*(0:0:15:0) 15ad:0405:15ad:0405 rev 0, Mem @ 0xd8000000/67108864, 0xd0800000/8388608, I/O @ 0x000010d0/16, BIOS @ 0x????????/32768
[   202.124] Initializing built-in extension Generic Event Extension
[   202.124] Initializing built-in extension SHAPE
[   202.124] Initializing built-in extension MIT-SHM
[   202.124] Initializing built-in extension XInputExtension
[   202.124] Initializing built-in extension XTEST
[   202.124] Initializing built-in extension BIG-REQUESTS
[   202.124] Initializing built-in extension SYNC
[   202.124] Initializing built-in extension XKEYBOARD
[   202.124] Initializing built-in extension XC-MISC
[   202.124] Initializing built-in extension SECURITY
[   202.124] Initializing built-in extension XINERAMA
[   202.124] Initializing built-in extension XFIXES
[   202.124] Initializing built-in extension RENDER
[   202.124] Initializing built-in extension RANDR
[   202.124] Initializing built-in extension COMPOSITE
[   202.124] Initializing built-in extension DAMAGE
[   202.124] Initializing built-in extension MIT-SCREEN-SAVER
[   202.124] Initializing built-in extension DOUBLE-BUFFER
[   202.124] Initializing built-in extension RECORD
[   202.124] Initializing built-in extension DPMS
[   202.124] Initializing built-in extension Present
[   202.124] Initializing built-in extension X-Resource
[   202.124] Initializing built-in extension XVideo
[   202.124] Initializing built-in extension XVideo-MotionCompensation
[   202.124] Initializing built-in extension SELinux
[   202.124] Initializing built-in extension XFree86-VidModeExtension
[   202.124] Initializing built-in extension XFree86-DGA
[   202.124] Initializing built-in extension XFree86-DRI
[   202.124] Initializing built-in extension DRI2
[   202.124] (II) LoadModule: "glx"
[   202.126] (II) Loading /usr/lib64/xorg/modules/extensions/libglx.so
[   202.209] (II) Module glx: vendor="X.Org Foundation"
[   202.209]  compiled for 1.15.0, module version = 1.0.0
[   202.209]  ABI class: X.Org Server Extension, version 8.0
[   202.209] (==) AIGLX enabled
[   202.209] Loading extension GLX
[   202.209] (==) Matched vmware as autoconfigured driver 0
[   202.209] (==) Matched modesetting as autoconfigured driver 1
[   202.209] (==) Matched fbdev as autoconfigured driver 2
[   202.209] (==) Matched vesa as autoconfigured driver 3
[   202.209] (==) Assigned the driver to the xf86ConfigLayout
[   202.209] (II) LoadModule: "vmware"
[   202.214] (WW) Warning, couldn't open module vmware
[   202.214] (II) UnloadModule: "vmware"
[   202.214] (II) Unloading vmware
[   202.214] (EE) Failed to load module "vmware" (module does not exist, 0)
[   202.214] (II) LoadModule: "modesetting"
[   202.214] (WW) Warning, couldn't open module modesetting
[   202.214] (II) UnloadModule: "modesetting"
[   202.214] (II) Unloading modesetting
[   202.214] (EE) Failed to load module "modesetting" (module does not exist, 0)
[   202.214] (II) LoadModule: "fbdev"
[   202.214] (WW) Warning, couldn't open module fbdev
[   202.214] (II) UnloadModule: "fbdev"
[   202.214] (II) Unloading fbdev
[   202.214] (EE) Failed to load module "fbdev" (module does not exist, 0)
[   202.214] (II) LoadModule: "vesa"
[   202.214] (WW) Warning, couldn't open module vesa
[   202.214] (II) UnloadModule: "vesa"
[   202.214] (II) Unloading vesa
[   202.214] (EE) Failed to load module "vesa" (module does not exist, 0)
[   202.214] (EE) No drivers available.
[   202.214] (EE)
Fatal server error:
[   202.214] (EE) no screens found(EE)
[   202.214] (EE)
Please consult the CentOS support
  at http://wiki.centos.org/Documentation
 for help.
[   202.214] (EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
[   202.214] (EE)

解决方法:

yum install xorg-x11-drivers