All categories

Browse posts by topic. Categories are a curated set; new ones are added deliberately, not per-post.

Database
3 posts
MySQL and MariaDB topics: crashes, tuning, replication, recovery.
Field notes
0 posts
Shorter pieces and lessons learned from the on-call queue.
Infrastructure
15 posts
Servers, control panels, OS-level networking, and storage.
Mail
1 post
Exim, deliverability, mail SSL, and DNS for hosting mail.
Operations
15 posts
Incident response, oncall, backups, and recovery runbooks.
Security
9 posts
Brute force, malware, hardening, and panel-level access control.
WordPress
9 posts
WordPress-specific incidents, plugins, wp-cron, xmlrpc, and tuning.

Database