Operations and Performance

Cost control, observability, performance troubleshooting, autoscaling, and reliable cloud operations.

6 notes in this category.

13 Aug 2026Operations and Performance12 min read

Why Is My WordPress Admin Slow? A Technical Diagnosis Guide

A systematic approach to diagnosing slow WordPress admin. Covers all common causes: plugin outbound HTTP calls, WP_HTTP_BLOCK_EXTERNAL, Heartbeat API, autoloaded options, WP-Cron, PHP version, OPcache, object cache, and slow database queries.

2 Jun 2026Operations and Performance4 min read

Practical multi-cloud cost optimisation

An operating model for right-sizing, reserved capacity, and cost ownership across AWS, Azure, and GCP without compromising production reliability.

28 Sept 2020Operations and Performance3 min read

How a WordPress Plugin Added 16 Seconds to Every Admin Page Load

A real case: Modern Events Calendar (MEC) was responsible for 28 out of 31 outbound HTTP calls and 16 seconds of additional latency on every WordPress admin request. How it was found and stopped.

13 Jan 2016Operations and Performance2 min read

Installing MongoDB on Ubuntu 15.04

Resolve MongoDB service startup failures on Ubuntu 15.04 during the Upstart-to-systemd transition, with unit files and verification steps.

9 Oct 2015Operations and Performance2 min read

CSV UTF-8 encoding issues in Excel

Fix CSV UTF-8 encoding corruption in Microsoft Excel with correct import settings, UTF-8 BOM handling, and verification steps.

23 Nov 2013Operations and Performance2 min read

Lazy loading images with JavaScript

Use native browser lazy loading first, understand LCP and CLS tradeoffs, and keep JavaScript lazy-loading libraries for legacy cases.

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