The safest way to clean up /boot partition in Debian or Ubuntu Rumi, December 7, 2016 First check your kernel version, so you won’t delete the in-use kernel image, running: uname -r Now run this command for a list of installed kernels: dpkg --list 'linux-image*' and delete the kernels you don’t want/need anymore by running this: sudo apt-get remove linux-image-VERSION Replace VERSION with the version of the kernel you want to remove. When you’re done removing the older kernels, you can run this to remove ever packages you won’t need anymore: sudo apt-get autoremove And finally you can run this to update grub kernel list: sudo update-grub Related Administrations Configurations (Linux) BootDebian
Linux Screen Cheatsheet February 11, 2023 To create a screen screen List all the detached (running) screens with their screen IDs. screen -list Connect / Attach to a specific running screen. screen -x [screen id] While in a screen to Terminate / Stop a screen from running. Ctrl + D While in a screen to detach… Read More
Layer-4 Load Balancing with HAProxy for MariaSQL May 25, 2020 If you have a MariaSQL Galera Cluster (All master) deployed, you can use HAProxy L-4 load balancing proxy. Configure HAProxy on Layer4 Mode. On this example, configure MariaDB backend like the following environment. Configure HAProxy. Related Read More
Mount Oracle Object Storage to Ubuntu Linux November 8, 2023 Step 1. Install s3fs on an OCI compute instance running Ubuntu SSH remotely into your Ubuntu server and run sudo apt update to update your system repository. Then type the command sudo apt install s3fs awscli -y to install S3fs on your system. To verify proper installation, run which s3fs and you should be… Read More