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Advanced Log Analysis: Investigating System Anomalies | Hovixa

Investigating System Anomalies using journalctl and /var/log/auth.log When a Hovixa VPS behaves...
Deploying Docker & Docker Compose: AlmaLinux/CentOS Guide | Hovixa

Deploying Docker and Docker Compose on CentOS/AlmaLinux Environments On RHEL-based distributions...
Secure VPS with Ed25519 SSH Keys: Disable Passwords | Hovixa

Selecting Your Linux Distribution and Hardening SSH Access Choosing the right operating system...
Change SSH Port & Configure Fail2Ban: VPS Hardening | Hovixa

Modifying the Default SSH Port and Configuring Fail2Ban Jail Rules Security through obscurity is...
UFW Firewall Deployment: Secure Web Server Baseline | Hovixa

UFW (Uncomplicated Firewall) Baseline Deployment for Web Servers The Uncomplicated Firewall...
LEMP Stack Performance Tuning: Nginx, MySQL & PHP-FPM | Hovixa

Compiling and Tuning a LEMP Stack (Linux, Nginx, MySQL, PHP-FPM) A standard LEMP installation...
LAMP Stack Performance Tuning: Apache, MySQL & PHP | Hovixa

Compiling and Tuning a LAMP Stack (Linux, Apache, MySQL, PHP) While the LEMP stack is popular...
Mastering Systemctl: Managing Linux Daemon States | Hovixa

Managing Daemon States with systemctl On modern Linux distributions (Ubuntu, Debian, AlmaLinux,...
Advanced Process Monitoring: htop & Resource Isolation | Hovixa

Process Monitoring and Resource Isolation with htop and top Efficiently managing a Hovixa VPS...
Diagnosing Disk I/O Bottlenecks: iotop & iostat Guide | Hovixa

Diagnosing I/O Bottlenecks and Wait Times with iotop and iostat On a high-performance Hovixa...
Resizing Linux Partitions: fdisk, resize2fs & xfs_growfs | Hovixa

Disk Management: Resizing ext4/XFS Partitions using fdisk and resize2fs When you upgrade your...
Deploying Docker & Docker Compose: Debian/Ubuntu Guide | Hovixa

Deploying Docker and Docker Compose on Debian/Ubuntu Environments Containerization allows you to...
Advanced Linux Permissions: chmod, chown, and ACLs | Hovixa

Advanced Linux Permissions: chmod, chown, and Access Control Lists (ACLs) Standard Linux...
Network Path Troubleshooting: Ping, Traceroute & MTR | Hovixa

Network Path Troubleshooting using ping, traceroute, and mtr Network performance on a Hovixa VPS...
Manual DNS Resolution: Mastering dig & nslookup | Hovixa

Executing Manual DNS Query Resolution using dig and nslookup When you update a domain's DNS...
Mastering rsync: Incremental Backups & Remote Transfers | Hovixa

Utilizing rsync for Incremental File Transfers and Remote Backups For sysadmins, rsync (Remote...
Advanced Data Parsing: Mastering find, grep, and awk | Hovixa

Parsing and Manipulating Filesystem Data with find, grep, and awk Efficiently managing a Hovixa...
Automated VPS Backups: Mastering Bash Scripts & Cron | Hovixa

Writing Automated Backup Shell Scripts Utilizing Bash and Cron A manual backup is a single point...
Nginx Reverse Proxy: Node.js & Python App Deployment | Hovixa

Configuring Nginx as a Reverse Proxy for Node.js and Python Applications Applications built with...
Hardening Shared Memory: Securing /run/shm on Linux | Hovixa

Hardening Shared Memory (/run/shm) Against Binary Execution On a Linux system, shared memory...
Network Hardening: Mitigating SYN Floods & sysctl.conf Tuning | Hovixa

Mitigating SYN Floods and Tuning sysctl.conf for High Network Throughput In a high-traffic...
Manage Swap Space on Linux: Create, Enable & Resize | Hovixa

Managing Swap Space: Creating, Enabling, and Resizing Swap Files On a Hovixa VPS, Swap Space...
Recover Deleted Files with lsof: Process File Descriptor Guide | Hovixa

Recovering Deleted Files using lsof for Active Process File Descriptors Accidentally deleting a...
Mastering Kernel & Package Upgrades: apt vs. dnf | Hovixa

Executing Kernel and Package Upgrades via apt/dnf Package Managers Maintaining a secure and...
User Management & Sudo Security: Hardening Linux Access | Hovixa

Managing User Accounts, Groups, and Restricted Sudo Privileges Securing a Hovixa VPS begins with...
Connection Rate Limiting: Nginx & Apache Security | Hovixa

Implementing Connection Rate Limiting in Nginx and Apache Rate limiting is a critical defense...