Ansible reboot: only when the server needs it
Gate the reboot on evidence the host reports: the Ubuntu marker file, the Red Hat exit code, then reboot in slices so the whole fleet stays up.
#updates
Filtering by topic #updates · clear
Fix Omarchy update keyring errors
Omarchy update stops with invalid or corrupted package PGP signature? Refresh archlinux-keyring first, then repair a broken pacman keyring by hand.
Roll back a bad dnf update on Rocky or Alma
An update broke something on Rocky or AlmaLinux 9. Use dnf history to find the transaction, undo it, and pin the package so it cannot come back.
Control snap updates on Ubuntu Server
Snapd refreshes on its own schedule and ignores unattended-upgrades. Hold a snap, set a refresh window, read snap changes, and revert a bad revision.
Which updates need a reboot on Rocky/Alma
A dnf update leaves the old kernel and old libraries running on Rocky and Alma. Use needs-restarting to see what needs a reboot and what needs a restart.
Immutable Linux distros on a server
Image mode for servers: the system ships as one image, and rollback is a reboot. What bootc, Fedora CoreOS, Flatcar and Talos cost you on a VPS.
A Linux server maintenance checklist
Weekly and monthly checks for a Linux server, plus the release upgrades, with the failure each one prevents and the restore test almost everyone skips.
Ubuntu 24.04 unattended-upgrades: on by default?
Ubuntu Server 24.04 ships unattended-upgrades, but 20auto-upgrades turns it on. Automatic-Reboot stays false, and a dry run shows what it would install.