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Server Management Blog, Page 2

Practical guides for managing Linux servers, control panels, cloud infrastructure, security, and email systems.

Article archive

Guides from the field

73 published guides
Terminal showing cloud server performance metrics being diagnosed
CLCloud Infrastructure

Diagnosing a Slow Cloud VM: CPU Steal, Noisy Neighbors and IOPS Limits

A step-by-step diagnostic path for a cloud VM that feels slow for no obvious reason, covering CPU steal time, burst credit exhaustion and storage IOPS throttling.

5 min read
Support engineer comparing in house and outsourced hosting support costs
SMServer Management

In-House vs Outsourced Web Hosting Support: What It Actually Costs

A practical cost comparison between building an in-house hosting support team and using outsourced web hosting support, covering salary, coverage gaps and hidden overhead.

5 min read
Terminal session recovering a Plesk server from the command line
KBPlesk

Plesk Admin Panel Won't Load: How to Recover via CLI

A command line recovery path for a Plesk admin panel that will not load, covering the sw-engine service, the built in repair utility and how to tell the cause apart from the symptom.

4 min read
Checklist for triaging a server outage before calling emergency support
SMServer Management

Server Down at 3 AM: A Triage Checklist Before You Call Support

A calm, ordered checklist for the first minutes of a server outage, covering what to check, what to capture, and what information actually speeds up emergency support.

5 min read
Checklist of what is included in a managed server support agreement
SMServer Management

What's Actually Included in Managed Server Support

A clear breakdown of what managed server support usually includes and excludes, covering response time commitments, monitoring scope and what counts as unlimited tickets.

5 min read
Support helpdesk operating under an agency's own brand and domain
SMServer Management

White-Label Hosting Support: How It Works for Agencies and Resellers

How white-label hosting support actually works day to day, from branded email and ticket handling to escalation, so resellers can offer real 24/7 support under their own name.

4 min read
WHM cPanel update process being diagnosed from the server terminal
KBcPanel

WHM Package Update Failing: How to Fix and Recover

How to diagnose and recover from a stuck or failing WHM cPanel package update, covering the real update logs, common blockers and how to safely resume the process.

4 min read
cPanel 500 Internal Server Error investigation using website, terminal and error log evidence
KBcPanel

cPanel 500 Internal Server Error: How to Find and Fix the Cause

A practical diagnostic workflow for tracing an HTTP 500 error on cPanel to the responsible configuration, PHP process, permission, resource or security rule.

16 min read
Linux boot recovery console selecting a known working kernel after an update
KBLinux Administration

Linux Server Won't Boot After a Kernel Update: Recovery Guide

A practical recovery workflow for a Linux server that stops booting after a kernel update, from selecting the previous kernel to repairing initramfs and GRUB from rescue mode.

12 min read
Hetzner Robot Rescue tab with the Activate rescue system button
SMServer Management

Hetzner Rescue System: Recover a Server That Will Not Boot

A cautious Hetzner Rescue System workflow for checking status, mounting storage, protecting data, repairing Linux and returning to local boot.

11 min read
OVH VPS control panel showing the Reboot in rescue mode option
SMServer Management

OVH Rescue Mode: Recover a Server That Will Not Boot

A cautious OVH rescue mode workflow for checking the incident, mounting storage, protecting data, repairing Linux and returning to local boot.

12 min read
cPanel server DDoS attack diagnosis and application layer traffic protection
KBcPanel

How to Block a DDoS Attack on a cPanel Server

A practical cPanel incident response guide for finding the targeted domain, distinguishing HTTP floods from network attacks and applying the right mitigation.

14 min read
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