Ubuntu系统性能优化是一个持续的过程,旨在提高系统的响应速度、稳定性和资源利用率。以下是一些有效的Ubuntu性能优化技巧:
sudo apt update && sudo apt full-upgrade -y sudo apt autoremove --purge sudo cp /etc/apt/sources.list /etc/apt/sources.list.baksudo sed -i 's/archive.ubuntu.com/mirrors.aliyun.com/g' /etc/apt/sources.listsudo apt update sudo apt purge libreoffice* thunderbird rhythmbox sudo apt autoremove --purge linux-image-<version> sudo ufw enable sudo ufw default deny incoming sudo ufw default allow outgoing sudo ufw allow OpenSSH sudo ufw allow 80/tcp # HTTP sudo ufw allow 443/tcp # HTTPS sudo ufw status verbose sudo passwd -dl root sudo adduser devuser --gecos "" --disabled-passwords sudo usermod -aG sudo devuser systemd-analyze blame systemd-analyze critical-chain sudo systemctl disable bluetooth.service sudo systemctl mask snapd.service snapd.socket sudo sysctl -w vm.swappiness=10 top、htop、ps 等命令)定期检查CPU、内存、磁盘和网络的使用情况。sudo apt-get clean sudo apt-get autoclean sudo apt-get autoremove BleachBit、Ubuntu Cleaner、Sweeper 等):sudo apt install bleachbit sudo apt install ubuntu-cleaner sudo apt install sweeper 在进行系统优化和清理时,请确保备份重要数据,并谨慎操作,以免影响系统稳定性。