Nathan Reynolds

If you have ever opened your computer and heard a drive click its last breath, you already know why people search for migrating a working Ubuntu install to a new SSD by cloning the root filesystem. The good news: you do not have to reinstall Ubuntu from scratch, reconfigure every package, and reimport your data. … Read more

I switched to Fedora six years ago and one of the first questions I had was simple: can I run Flatpak and Snap at the same time? The short answer is yes, and after running both side by side on every Fedora workstation since Fedora 36, I can tell you the process is more forgiving … Read more

A kernel panic is the Linux equivalent of a blue screen, and if you are seeing one, your system has hit an error it cannot safely ignore. Learning how to diagnose a Linux kernel panic using the boot logs and recover the system is one of the most valuable skills a Linux administrator or power … Read more

You boot up your Ubuntu server or desktop and instead of the familiar login screen, you see a frightening message: “You are in emergency mode.” Maybe it mentions a failed mount, references /etc/fstab, or tells you to run journalctl -xb to find out what went wrong. If you are staring at that prompt right now, … Read more

I remember the first time I saw that black screen with the words “grub rescue>” staring back at me. My heart sank, my data flashed before my eyes, and I had no idea what to type. If you are reading this with that same prompt glowing on your monitor right now, take a breath. We … Read more

If your Ubuntu machine suddenly lost ethernet or Wi-Fi after a routine kernel upgrade, the fix is almost always rebuilding the initramfs. I have walked through this exact issue on more than a dozen servers and laptops over the years, and the same three commands bring the network back every time. In this guide, I … Read more

If you have ever rebooted your Ubuntu box only to see unmet dependencies or sub-process /usr/bin/dpkg returned an error code (1), you already know how unsettling a half-configured package feels. I have walked multiple users through this on our community forums, and the panic almost always comes from not knowing which command to run first. … Read more

Running into a “No space left on device” error when you try to update your system is one of the most frustrating Linux problems out there. Your package manager refuses to install a new kernel, your security updates pile up, and a warning pops up on every reboot telling you your /boot partition is full. … Read more

You’re trying to apt install a package and the terminal slams back with this: E: Could not get lock /var/lib/dpkg/lock-frontend. It is held by process 1234 (unattended-upgr)N: Be aware that removing the lock file is not a solution and may break your system! I’ve hit this exact error dozens of times on Ubuntu servers and … Read more

Boot failures, read errors, and emergency mode drops are stressful, especially when your data sits on a partition you cannot mount. If your system is telling you the filesystem state is “not clean,” you need to repair a corrupted ext4 filesystem with fsck from a Live USB before things get worse. I have walked through … Read more