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Created 1 year ago by Daniel

Updated 1 year ago by Daniel

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Linux
Hardware and System Performance
- Check devices and connections
- RAM
Boot, Kernel, Recovery, and Tunables
Linux Filesystem (FHS), Storage Concepts, LVM, & Disks
System Networking
User Management & File Permissions
Software & Service Management
Linux System Variables
- Locale, Date & Time
- Hostname
SSH & Authentication
File Transfers, Synchronisation & Shared Storage
- Unison
- NFS
- rSync
- FTP Troubleshooting
- vSFTPd
Monitoring
MySQL
CloudFlare
- SSL Certificates
- Origin IP
Backups & Restores
Mail
LoadBalancers
- Check Stats
- LBv2 Overview
Magento
Cluster
- Pacemaker
- Explanation
- DRBD
- Unison
NGINX
- Realip
- Security options, headers, ciphers, and TLS settings.
APACHE
- mod_remoteip
Logging
- TOP
- LogRotate
WordPress
Bash
- VI/VIM
- Find, Locate, and Grep
SSL
cPanel
- AutoSSL
- remoteIP
PHP
- Repositories
Containerisation & Automation
Vulnerabilities, Patching, and Security
Linux Firewalls
- UFW

Books

Linux

PHP

Installation, upgrades, configuration

Repositories

https://rpms.remirepo.net/wizard/

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Check devices and connections

RAM

Linux Boot Process

Troubleshooting Boot Issues & System Recovery

GRUB - Grand Unified Boot Loader

Kernel, Modules, Tunables & initrd (Initialisation RAM Disk)

Single User Mode

FSCK

OOB Management - KVM & DRAC

Single User Mode

QUICK GUIDE: Clearing Disk Space

Quick Guide: Expanding Disks

STORAGE CONCEPTS

FHS - Filesystem Hierarchy Standard

Partitions and Filesystems

LVM (Logical Volume Manager)

SWAP

Archiving and Compression

fstab

Disk Performance

Networking Commands

Network Managers

DNS and Hosts Resolution

ARP

User & Group Management

User/Group/Password Files

Admin Privileges

File Permissions & Ownership

Package Managers

Compiling from source

Auto Restart Services

Sandboxing & CHROOT

Locale, Date & Time

Hostname

PAM

Clearing Command Line History

SSH Configuration

LDAP (Lightweight Directory Access Protocol)

Unison

NFS

rSync

FTP Troubleshooting

vSFTPd

Nick Abbots Script

One-liners

Bots/Crawlers & Control/Mitigation

Resource usage and performance

xmlrpc & wp-login

ANS IPs

Useful Online Tools

MySQL Optimisation, Performance, and Logging

Corruption and Repairs

User and Database Management

Binary Logging

Database Monitoring (New Relic)

MySQL Encryption

MySQL Remote Access

Storage Engines

MySQL Replication

XtraBackup

MySQL Backups - mysqldump and xtrabackup

SSL Certificates

Origin IP

Full Server Restore (Dedi or Virtual)

Commvault Backups

Bacula Restores

Commvault Restores

Permissions Restores

Bacula Bextract

Bacula Backups

SPF, DMARC, and DKIM

Plesk Mail

MTA & MDA

QUICK GUIDE: Mail Troubleshooting

Check Stats

LBv2 Overview

Addon Domain Script

Magento Installation

Useful Commands

Pacemaker