crx349 发表于 2025-7-26 23:34:09

Ubuntu 22 开发运行环境配置优化设置

用PVE安装ubuntu,用win10远程操作的ubuntu,想好用点,只能自己优化了,优化内容如下


1.vi编辑器优化(不优化会按键错乱)
sudo apt install vim

2.开启远程桌面功能
默认的RDP功能,需要Ubuntu系统登录才能用,我PVE每天都关机的,这不符合使用要求,只能安装XRDP了
安装流程:
(1)终端:
sudo apt install xrdp

systemctl status xrdp
看看是否运行中
如果没有 启动下

sudo systemctl start xrdp # 启动xrdp
sudo systemctl enable xrdp # 开机启动xrdp

3.优化远程桌面显示

vi ~/.xsessionrc

export GNOME_SHELL_SESSION_MODE=ubuntu
export XDG_CURRENT_DESKTOP=ubuntu:GNOME
export XDG_CONFIG_DIRS=/etc/xdg/xdg-ubuntu:/etc/xdg

保存后 重启服务
sudo systemctl restart xrdp.service

如果黑屏直接重启就好了


弹出验证窗口问题解决
su root
cd /etc/polkit-1/localauthority/50-local.d/
vi 45-allow-colord.pkla



Identity=unix-user:*
Action=org.freedesktop.color-manager.create-device;org.freedesktop.color-manager.create-profile;org.freedesktop.color-manager.delete-device;org.freedesktop.color-manager.delete-profile;org.freedesktop.color-manager.modify-device;org.freedesktop.color-manager.modify-profile
ResultAny=no
ResultInactive=no
ResultActive=yes


vi 46-allow-update-repo.pkla



Identity=unix-user:*
Action=org.freedesktop.packagekit.system-sources-refresh
ResultAny=yes
ResultInactive=yes
ResultActive=yes


ubuntu18 安装xrdp后黑屏解决

sudo apt-get install xserver-xorg-core
sudo apt-get -y install xserver-xorg-input-all
sudo apt-get install xrdp
sudo apt-get install xorgxrdp
sudo systemctl restart xrdp.service


可选
vi /etc/xrdp/startwm.sh
最后加入
unset DBUS_SESSION_BUS_ADDRESS
unset XDG_RUNTIME_DIR


Xrdp 体验优化 减少/解决画面卡顿

vi/etc/xrdp/xrdp.ini

tcp_send_buffer_bytes=4194304
tcp_recv_buffer_bytes=6291456

tcp_send_buffer_bytes, tcp_recv_buffer_bytes 两个参数默认被注释了,注释默认值(32768),根据实际情况进行调整。

调整系统参数

临时生效
sudo sysctl -w net.core.rmem_max=12582912
sudo sysctl -w net.core.wmem_max=8388608


重启后保留


vi /etc/sysctl.conf


net.core.rmem_max = 12582912
net.core.wmem_max = 8388608

然后执行

sudo sysctl -p
重启 xrdp 服务生效
sudo systemctl restart xrdp


4.开SSH功能
sudo apt install openssh-server -y

vi /etc/ssh/sshd_config
改下:
#Port 22

Port 22

root可直接登录
PermitRootLogin yes

重启服务
systemctl restart ssh

5.换源加速
sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak

vi /etc/apt/sources.list

换成
deb https://mirrors.aliyun.com/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu/ jammy-backports main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu/ jammy-security main restricted universe multiverse

sudo apt update && sudo apt upgrade -y


6.关闭自动锁定
设置-隐私-屏幕-息屏延时-从不
设置-隐私-屏幕-自动锁屏-关闭
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