Server Administration7 min read
Keeping a WordPress VPS Patched: Unattended Upgrades, Reboots and PHP Versions
WordPress updates get plenty of attention. The operating system underneath often gets none. Here's a practical routine for keeping a…
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Server Administration8 min read
Finding Slow Database Queries in WordPress With the MySQL Slow Query Log
When a WordPress site is slow despite caching, the database is often the bottleneck. The MySQL slow query log shows…
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Server Administration8 min read
Tuning PHP OPcache for WordPress: The Settings That Actually Matter
OPcache is enabled on almost every PHP server, but its defaults were never designed for a WordPress site with fifty…
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Server Administration8 min read
Using Fail2ban to Protect WordPress Servers From Brute Force and Bad Bots
WordPress security plugins block bad logins inside PHP. Fail2ban blocks them at the firewall, before WordPress even loads. Here's how…
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Server Administration8 min read
SSH Keys and SFTP Access for WordPress Servers: A Safer Way to Share Access
Sharing one FTP password between everyone who touches a site is still common, and still a bad idea. Here's how…
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Server Administration8 min read
Disk Full: Recovering a WordPress Server That Has Run Out of Space
When a server's disk fills up, WordPress fails in strange ways: blank pages, lost sessions, database errors and broken uploads.…
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Server Administration8 min read
Offloading WordPress Media to S3, R2 or Other Object Storage
When the uploads folder grows into tens of gigabytes, backups slow down, migrations become painful and disks fill up. Moving…
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Server Administration7 min read
Automated Off-Site WordPress Backups with Restic
Plugin backups are convenient, but server-level backups with restic are fast, encrypted, deduplicated and hard for attackers to tamper with.…
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Server Administration7 min read
Server Monitoring for WordPress: What to Watch and How to Get Alerted
Most WordPress outages give warning signs before they happen: a filling disk, rising memory, slowing responses. Here's what to monitor…
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Server Administration7 min read
Moving WordPress to HTTPS Properly: SSL, Mixed Content and HSTS
HTTPS is essential for security, trust and SEO, but a sloppy switch leaves mixed content warnings, redirect loops and lost…
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Server Administration8 min read
Nginx FastCGI Page Caching for WordPress: Fast Pages Without a Plugin
Nginx can cache full WordPress pages and serve them without touching PHP or the database. Here's how FastCGI caching works,…
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Server Administration7 min read
Tuning MariaDB and MySQL for WordPress Performance
The database does the heavy lifting behind every uncached WordPress page. Here's how to tune MariaDB or MySQL for WordPress:…
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