Building with containers, Linux, and open source tools — one post at a time.
Your LVM volume is at 100% and lvextend fails with 'metadata archive failed'. Here's the quick fix — disable autobackup and extend anyway.
Read more →ncurses borders look like garbage characters in PuTTY? One checkbox fixes it — enable VT100 line drawing in UTF-8 mode.
Read more →Your script works fine from the terminal but fails as a cron job. Here's how to debug it — and why the $PATH variable is almost always to blame.
Read more →SLES ships with Supportconfig Analysis (SCA) — a tool that scans your system config and recommends tuning. Two commands, instant optimization report.
Read more →Running low on disk space? journalctl logs are the easiest thing to clean. Learn how to purge them by time or size — two commands, instant space recovery.
Read more →The SLES 12 installer won't let you mount /boot on LVM — but it's just an installer limitation. Here's the workaround to get /boot on LVM anyway.
Read more →Install salt-minion on dozens of servers without touching each one — use Salt-SSH to push the package, configure it, and enroll the key remotely.
Read more →Let a regular user run graphical YaST with sudo — no password required. Quick setup with a sudoers.d drop-in file.
Read more →Install SLES with the entire disk as LVM — no separate /boot needed. GRUB2 supports it, and here's exactly how to set it up.
Read more →Install Ansible on openSUSE Leap 15, configure your inventory, disable host key checking, and run your first ad-hoc commands — all in under 5 minutes.
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