我的电脑昨晚运行良好。我没有做任何系统更改。据我所知，我所做的唯一更改是我的桌面背景，现在我的 CPU 运行非常慢，几乎无法使用。这是我的 xorg 日志的样子。我是个菜鸟，所以我不知道它到底是什么意思。有人能帮忙吗？我现在从 LIVE USB 启动，它运行良好。
[ 35.381]
X.Org X Server 1.19.3
Release Date: 2017-03-15
[ 35.381] X Protocol Version 11, Revision 0
[ 35.381] Build Operating System: Linux 4.4.0-70-generic x86_64 Ubuntu
[ 35.381] Current Operating System: Linux ubuntu 4.10.0-19-generic #21-Ubuntu SMP Thu Apr 6 17:04:57 UTC 2017 x86_64
[ 35.381] Kernel command line: file=/cdrom/preseed/ubuntu.seed boot=casper initrd=/casper/initrd.lz quiet splash --- maybe-ubiquity
[ 35.381] Build Date: 28 March 2017 06:16:52AM
[ 35.381] xorg-server 2:1.19.3-1ubuntu1 (For technical support please see http://www.ubuntu.com/support)
[ 35.381] Current version of pixman: 0.34.0
[ 35.381] Before reporting problems, check http://wiki.x.org
to make sure that you have the latest version.
[ 35.381] Markers: (--) probed, (**) from config file, (==) default setting,
(++) from command line, (!!) notice, (II) informational,
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[ 35.381] (==) Log file: "/var/log/Xorg.0.log", Time: Thu Jun 22 19:29:45 2017
[ 35.382] (==) Using system config directory "/usr/share/X11/xorg.conf.d"
[ 35.382] (==) No Layout section. Using the first Screen section.
[ 35.382] (==) No screen section available. Using defaults.
[ 35.382] (**) |-->Screen "Default Screen Section" (0)
[ 35.382] (**) | |-->Monitor "<default monitor>"
[ 35.382] (==) No monitor specified for screen "Default Screen Section".
Using a default monitor configuration.
[ 35.382] (==) Automatically adding devices
[ 35.382] (==) Automatically enabling devices
[ 35.382] (==) Automatically adding GPU devices
[ 35.382] (==) Automatically binding GPU devices
[ 35.382] (==) Max clients allowed: 256, resource mask: 0x1fffff
[ 35.382] (WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist.
[ 35.382] Entry deleted from font path.
[ 35.382] (WW) The directory "/usr/share/fonts/X11/100dpi/" does not exist.
[ 35.382] Entry deleted from font path.
[ 35.382] (WW) The directory "/usr/share/fonts/X11/75dpi/" does not exist.
[ 35.382] Entry deleted from font path.
[ 35.382] (WW) The directory "/usr/share/fonts/X11/100dpi" does not exist.
[ 35.382] Entry deleted from font path.
[ 35.382] (WW) The directory "/usr/share/fonts/X11/75dpi" does not exist.
[ 35.382] Entry deleted from font path.
[ 35.382] (==) FontPath set to:
/usr/share/fonts/X11/misc,
/usr/share/fonts/X11/Type1,
built-ins
[ 35.382] (==) ModulePath set to "/usr/lib/x86_64-linux-gnu/xorg/extra-modules,/usr/lib/xorg/extra-modules,/usr/lib/xorg/modules"
[ 35.382] (II) The server relies on udev to provide the list of input devices.
If no devices become available, reconfigure udev or disable AutoAddDevices.
[ 35.382] (II) Loader magic: 0x5568c57ad020
[ 35.382] (II) Module ABI versions:
[ 35.382] X.Org ANSI C Emulation: 0.4
[ 35.382] X.Org Video Driver: 23.0
[ 35.382] X.Org XInput driver : 24.1
[ 35.382] X.Org Server Extension : 10.0
[ 35.383] (++) using VT number 7
[ 35.383] (II) systemd-logind: logind integration requires -keeptty and -keeptty was not provided, disabling logind integration
[ 35.383] (II) xfree86: Adding drm device (/dev/dri/card1)
[ 35.383] (II) xfree86: Adding drm device (/dev/dri/card0)
[ 35.394] (--) PCI:*(0:0:2:0) 8086:0416:1462:1113 rev 6, Mem @ 0xf7400000/4194304, 0xd0000000/268435456, I/O @ 0x0000f000/64, BIOS @ 0x????????/131072
[ 35.394] (--) PCI: (0:1:0:0) 10de:1391:1462:1113 rev 162, Mem @ 0xf6000000/16777216, 0xe0000000/268435456, 0xf0000000/33554432, I/O @ 0x0000e000/128, BIOS @ 0x????????/524288
[ 35.394] (II) LoadModule: "glx"
[ 35.394] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
[ 35.395] (II) Module glx: vendor="X.Org Foundation"
[ 35.395] compiled for 1.19.3, module version = 1.0.0
[ 35.395] ABI class: X.Org Server Extension, version 10.0
[ 35.395] (==) Matched nvidia as autoconfigured driver 0
[ 35.395] (==) Matched nouveau as autoconfigured driver 1
[ 35.395] (==) Matched modesetting as autoconfigured driver 2
[ 35.395] (==) Matched fbdev as autoconfigured driver 3
[ 35.395] (==) Matched vesa as autoconfigured driver 4
[ 35.395] (==) Assigned the driver to the xf86ConfigLayout
[ 35.395] (II) LoadModule: "nvidia"
[ 35.395] (WW) Warning, couldn't open module nvidia
[ 35.395] (II) UnloadModule: "nvidia"
[ 35.395] (II) Unloading nvidia
[ 35.395] (EE) Failed to load module "nvidia" (module does not exist, 0)
[ 35.395] (II) LoadModule: "nouveau"
[ 35.396] (II) Loading /usr/lib/xorg/modules/drivers/nouveau_drv.so
[ 35.396] (II) Module nouveau: vendor="X.Org Foundation"
[ 35.396] compiled for 1.19.3, module version = 1.0.14
[ 35.396] Module class: X.Org Video Driver
[ 35.396] ABI class: X.Org Video Driver, version 23.0
[ 35.396] (II) LoadModule: "modesetting"
[ 35.396] (II) Loading /usr/lib/xorg/modules/drivers/modesetting_drv.so
[ 35.396] (II) Module modesetting: vendor="X.Org Foundation"
[ 35.396] compiled for 1.19.3, module version = 1.19.3
[ 35.396] Module class: X.Org Video Driver
[ 35.396] ABI class: X.Org Video Driver, version 23.0
[ 35.396] (II) LoadModule: "fbdev"
[ 35.396] (II) Loading /usr/lib/xorg/modules/drivers/fbdev_drv.so
[ 35.396] (II) Module fbdev: vendor="X.Org Foundation"
[ 35.396] compiled for 1.19.3, module version = 0.4.4
[ 35.396] Module class: X.Org Video Driver
[ 35.396] ABI class: X.Org Video Driver, version 23.0
[ 35.396] (II) LoadModule: "vesa"
[ 35.396] (II) Loading /usr/lib/xorg/modules/drivers/vesa_drv.so
[ 35.396] (II) Module vesa: vendor="X.Org Foundation"
[ 35.396] compiled for 1.19.3, module version = 2.3.4
[ 35.396] Module class: X.Org Video Driver
[ 35.396] ABI class: X.Org Video Driver, version 23.0
[ 35.396] (==) Matched nvidia as autoconfigured driver 0
[ 35.396] (==) Matched nouveau as autoconfigured driver 1
[ 35.396] (==) Matched modesetting as autoconfigured driver 2
[ 35.396] (==) Matched fbdev as autoconfigured driver 3
[ 35.396] (==) Matched vesa as autoconfigured driver 4
[ 35.396] (==) Assigned the driver to the xf86ConfigLayout
[ 35.396] (II) LoadModule: "nvidia"
[ 35.397] (WW) Warning, couldn't open module nvidia
[ 35.397] (II) UnloadModule: "nvidia"
[ 35.397] (II) Unloading nvidia
[ 35.397] (EE) Failed to load module "nvidia" (module does not exist, 0)
[ 35.397] (II) LoadModule: "nouveau"
[ 35.397] (II) Loading /usr/lib/xorg/modules/drivers/nouveau_drv.so
[ 35.397] (II) Module nouveau: vendor="X.Org Foundation"
[ 35.397] compiled for 1.19.3, module version = 1.0.14
[ 35.397] Module class: X.Org Video Driver
[ 35.397] ABI class: X.Org Video Driver, version 23.0
[ 35.397] (II) UnloadModule: "nouveau"
[ 35.397] (II) Unloading nouveau
[ 35.397] (II) Failed to load module "nouveau" (already loaded, 0)
[ 35.397] (II) LoadModule: "modesetting"
[ 35.397] (II) Loading /usr/lib/xorg/modules/drivers/modesetting_drv.so
[ 35.397] (II) Module modesetting: vendor="X.Org Foundation"
[ 35.397] compiled for 1.19.3, module version = 1.19.3
[ 35.397] Module class: X.Org Video Driver
[ 35.397] ABI class: X.Org Video Driver, version 23.0
[ 35.397] (II) UnloadModule: "modesetting"
[ 35.397] (II) Unloading modesetting
[ 35.397] (II) Failed to load module "modesetting" (already loaded, 0)
[ 35.397] (II) LoadModule: "fbdev"
[ 35.397] (II) Loading /usr/lib/xorg/modules/drivers/fbdev_drv.so
[ 35.397] (II) Module fbdev: vendor="X.Org Foundation"
[ 35.397] compiled for 1.19.3, module version = 0.4.4
[ 35.397] Module class: X.Org Video Driver
[ 35.397] ABI class: X.Org Video Driver, version 23.0
[ 35.397] (II) UnloadModule: "fbdev"
[ 35.397] (II) Unloading fbdev
[ 35.397] (II) Failed to load module "fbdev" (already loaded, 0)
[ 35.397] (II) LoadModule: "vesa"
[ 35.397] (II) Loading /usr/lib/xorg/modules/drivers/vesa_drv.so
[ 35.397] (II) Module vesa: vendor="X.Org Foundation"
[ 35.397] compiled for 1.19.3, module version = 2.3.4
[ 35.397] Module class: X.Org Video Driver
[ 35.397] ABI class: X.Org Video Driver, version 23.0
[ 35.397] (II) UnloadModule: "vesa"
[ 35.397] (II) Unloading vesa
[ 35.397] (II) Failed to load module "vesa" (already loaded, 0)
[ 35.397] (II) NOUVEAU driver Date: Tue Mar 7 18:44:43 2017 -0500
[ 35.397] (II) NOUVEAU driver for NVIDIA chipset families :
[ 35.397] RIVA TNT (NV04)
[ 35.397] RIVA TNT2 (NV05)
[ 35.398] GeForce 256 (NV10)
[ 35.398] GeForce 2 (NV11, NV15)
[ 35.398] GeForce 4MX (NV17, NV18)
[ 35.398] GeForce 3 (NV20)
[ 35.398] GeForce 4Ti (NV25, NV28)
[ 35.398] GeForce FX (NV3x)
[ 35.398] GeForce 6 (NV4x)
[ 35.398] GeForce 7 (G7x)
[ 35.398] GeForce 8 (G8x)
[ 35.398] GeForce GTX 200 (NVA0)
[ 35.398] GeForce GTX 400 (NVC0)
[ 35.398] (II) modesetting: Driver for Modesetting Kernel Drivers: kms
[ 35.398] (II) FBDEV: driver for framebuffer: fbdev
[ 35.398] (II) VESA: driver for VESA chipsets: vesa
[ 35.414] (II) [drm] nouveau interface version: 1.3.1
抱歉，如果我的格式不好。请告诉我我还能更改或添加什么。
添加请求的输出；dpkg cmd 没有输出，但是 lspci -k ... 给了我以下内容：
lspci -k | grep -iEA3 '3D|VGA'
00:02.0 VGA compatible controller: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller (rev 06)
DeviceName: Onboard IGD
Subsystem: Micro-Star International Co., Ltd. [MSI] 4th Gen Core Processor Integrated Graphics Controller
00:03.0 Audio device: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor HD Audio Controller (rev 06)
--
01:00.0 3D controller: NVIDIA Corporation GM107M [GeForce GTX 850M] (rev a2)
Subsystem: Micro-Star International Co., Ltd. [MSI] GM107M [GeForce GTX 850M]
Kernel modules: nvidiafb
03:00.0 Ethernet controller: Qualcomm Atheros Killer E220x Gigabit Ethernet Controller (rev 13)
答案1
因此，您没有安装 nvidia 驱动程序，但奇怪的是，它也没有显示任何集成 Intel 显卡的内核模块。现在，我会尝试安装一些 nvidia 驱动程序，例如从安装的终端（或 TTY：如果 GUI 加载时间过长，请按 Ctrl+Alt+F1 登录到纯全屏终端）运行 sudo apt install nvidia-375。
– 字节指挥官