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从 19.04 更新到 19.10 后，分辨率从 1600*1200 降至 1024*768

tag-icon • tag-icon graphics 19.04 19.10 display-resolution
从 19.04 更新到 19.10 后，分辨率从 1600*1200 降至 1024*768

我之前用的是 Ubuntu 19.04，一切正常。昨天我更新到了 19.10。重启后没有问题。今天不知何故，我启动电脑后，分辨率从 1600*1200 降到了 1024*768。我尝试再次重启，但仍然一样。1024*768 现在是显示设置中最高分辨率。我尝试再次手动添加 1600*1200使用这些步骤 但图像向左移动了一点，而且稍微向上了一点。因此我几乎看不到 Dock 和顶部栏。当然，右侧和底部有黑色边缘。以下是inxi -Fz系统规格的输出

System:
  Host: ahmed-pc Kernel: 5.3.0-51-generic x86_64 bits: 64 
  Desktop: Gnome 3.34.3 Distro: Ubuntu 19.10 (Eoan Ermine) 
Machine:
  Type: Desktop System: Hewlett-Packard product: HP ProDesk 600 G1 TWR 
  v: N/A serial: <filter> 
  Mobo: Hewlett-Packard model: 18E7 serial: <filter> BIOS: Hewlett-Packard 
  v: L01 v02.75 date: 05/04/2018 
CPU:
  Topology: Quad Core model: Intel Core i5-4590 bits: 64 type: MCP 
  L2 cache: 6144 KiB 
  Speed: 798 MHz min/max: 800/3700 MHz Core speeds (MHz): 1: 885 2: 967 
  3: 935 4: 871 
Graphics:
  Device-1: Intel Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics 
  driver: i915 v: kernel 
  Device-2: AMD Juniper XT [Radeon HD 5770] driver: radeon v: kernel 
  Display: x11 server: X.Org 1.20.5 driver: radeon resolution: 1024x768~60Hz 
  OpenGL: renderer: AMD JUNIPER (DRM 2.50.0 / 5.3.0-51-generic LLVM 9.0.0) 
  v: 3.3 Mesa 19.2.8 
Audio:
  Device-1: Intel Xeon E3-1200 v3/4th Gen Core Processor HD Audio 
  driver: snd_hda_intel 
  Device-2: Intel 8 Series/C220 Series High Definition Audio 
  driver: snd_hda_intel 
  Device-3: AMD Juniper HDMI Audio [Radeon HD 5700 Series] 
  driver: snd_hda_intel 
  Sound Server: ALSA v: k5.3.0-51-generic 
Network:
  Device-1: Intel Ethernet I217-LM driver: e1000e 
  IF: eno1 state: down mac: <filter> 
  Device-2: Realtek RTL8192CU 802.11n WLAN Adapter type: USB 
  driver: rtl8192cu 
  IF: wlxa0f3c11aff07 state: up mac: <filter> 
Drives:
  Local Storage: total: 1.58 TiB used: 41.50 GiB (2.6%) 
  ID-1: /dev/sda vendor: Seagate model: ST3500414CS size: 465.76 GiB 
  ID-2: /dev/sdb vendor: Samsung model: HD105SI size: 931.51 GiB 
  ID-3: /dev/sdc vendor: Crucial model: CT240BX500SSD1 size: 223.57 GiB 
Partition:
  ID-1: / size: 105.23 GiB used: 41.50 GiB (39.4%) fs: ext4 dev: /dev/sdc3 
Sensors:
  System Temperatures: cpu: 29.8 C mobo: 27.8 C gpu: radeon temp: 53 C 
  Fan Speeds (RPM): N/A 
Info:
  Processes: 324 Uptime: 3m Memory: 11.59 GiB used: 3.92 GiB (33.8%) 
  Shell: bash inxi: 3.0.36

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