After the disk is enlarged in the provider panel, the filesystem does not grow by itself — you...
Server security guides
Linux Server Logs: journ...
There are two ways to read server logs: journalctl (the systemd journal, where most services write) and the...
Linux Timezone and NTP: ...
The timezone on a Linux server is set with timedatectl set-timezone, and accurate time comes from NTP synchronisation...
VPS Disk and Network Spe...
Disk speed on a VPS is quickly measured with dd (sequential write) and more accurately with fio (random-access...
Server Monitoring with N...
Netdata installs with a single command and immediately gives you a web dashboard with real-time server metrics: CPU...
Scan a Linux Server for ...
You can check a Linux server for threats with two tools: ClamAV looks for malicious files by signature,...
ufw Setup Step by Step: ...
ufw (Uncomplicated Firewall) is a simple wrapper around iptables. The basic setup is four commands: deny all incoming...
fail2ban Setup for SSH: ...
fail2ban protects a server from password guessing: it reads the logs, spots repeated failed logins and blocks the...
How to Install OpenVPN o...
The fastest way to deploy OpenVPN is a ready-made script: it installs the packages, creates a certificate authority,...
Your Own WireGuard VPN o...
Your own WireGuard VPN takes about 15 minutes to build: install the package, generate a key pair, describe...