Tech Blog

Fixing DirectAdmin server high load: diagnose MySQL bottlenecks, Apache worker exhaustion, brute force attacks, disk I/O issues, and malware with this step-by-step guide.

Let's Encrypt SSL not auto-renewing in Plesk? Fix ACME challenge failures, renamed cert bugs, IPv6 DNS issues, and rate limits — step-by-step.

DirectAdmin task queue stuck or growing? Learn how to diagnose dataskq errors, clear a jammed task.queue file, and stop it from happening again.

Server downtime costs small businesses thousands per hour. See the real numbers, why cPanel servers go down, and how managed hosting prevents catastrophic losses.

Step-by-step guide to migrating a cPanel server to a new host without downtime. Covers WHM Transfer Tool, rsync, email migration, DNS cutover, and post-migration verification.

Resolve DirectAdmin SMTP 550 errors including 'No such recipient here', relay not permitted, sender verify failed, and authentication required. Step-by-step Exim fixes.

Force HTTPS redirect in Plesk for Apache and Nginx step-by-step. Fix redirect loops, broken layouts, and mixed content errors. Complete 2026 guide.

Plesk Let's Encrypt not working? Fix ACME challenge failures, SSLCertificateFile missing errors, wrong certificate served, and renewal failures on nginx and Apache.

What does server management cost for digital agencies in the UK in 2026? Rough price ranges, cost drivers, hidden costs and how to compare quotes.

Learn how to install, configure, and tune PHP OPcache in DirectAdmin using CustomBuild 2.0. Includes production-ready settings for memory, file limits, and how to stack Redis object caching for maximum PHP performance.

Set up and tune SpamAssassin in Plesk to block incoming spam server-wide. Covers scoring thresholds, greylisting, blacklists, and per-mailbox settings.

Fix Plesk HTTPS errors — 502 Bad Gateway, ERR_CONNECTION_REFUSED, and SSL handshake failures on all sites. Step-by-step for CentOS/RHEL and Debian/Ubuntu with exact commands.

This guide explains how to install and manage Supervisor on a server. It covers basic setup, starting and stopping processes, and managing background services in an easy and practical way.

Step-by-step guide to setting up DKIM, SPF, and DMARC in cPanel. Fix email deliverability issues and stop emails going to spam on your WHM server.

Compare hourly Linux server support vs in-house for ecommerce stores: estimated costs, coverage, risks and when a hybrid model wins for mid-size shops.

A practical server migration checklist for e-learning platforms: audit, rehearsal, cutover, validation, plus cost estimates and provider questions.

How to verify WHM backups are complete and restorable: integrity checks, test restores, database validation, and automated verification scripts for cPanel hosting.

Find out how many websites one DirectAdmin server can handle and the warning signs it's time to scale, upgrade, or switch to managed server hosting.

DirectAdmin FTP not working? Fix passive mode errors, blocked port ranges, CSF firewall issues, and NAT IP mismatches with this complete step-by-step troubleshooting guide.

DirectAdmin server load average too high? Diagnose the cause — MySQL, PHP-FPM, or bot traffic — then fix it with OPcache tuning, MySQL optimisation, and PHP-FPM pool sizing.

Compare the best hourly Linux server support options for startups with no in-house sysadmin. Learn what to look for and why pay-as-you-go beats hiring full-time.

Master zero-downtime server migration with CDC, dual-write sync, and blue-green deployment strategies. Prevent costly downtime.

Fix cPanel/WHM backup destination failures on S3, FTP, and SFTP. Step-by-step diagnosis with WHM logs, timeout fixes, credential checks, and firewall solutions.

Fix the cPanel/WHM Transfer Tool when it stalls or gets stuck on Waiting for cPanel Backup. Step-by-step diagnosis, SSH timeout fixes, and manual migration fallbacks for large accounts.