Step-by-step help for your hosting

• Monitor VirtFusion hypervisors and VPS resource usage

  Keep an eye on VirtFusion capacity and health: read hypervisor and server graphs, track RAM, disk and IP usage, set external uptime checks and catch noisy VPSs early.

  IntermediateVPS hosting providers2 min read

• Linux server hardening checklist for a new VPS or dedicated server

  A practical Linux server hardening checklist: updates, users and sudo, SSH keys, firewall, Fail2Ban, closing unused services, automatic security patches, logging and backups.

  IntermediateLinux VPS and dedicated servers3 min read

• Connect to a Windows VPS with RDP and secure Remote Desktop

  Connect to a Windows VPS over Remote Desktop from Windows, macOS or Linux, then secure RDP with NLA, strong passwords, lockout policy and IP restrictions.

  BeginnerWindows VPS4 min read

• Install and set up PostgreSQL on a Linux VPS

  Install PostgreSQL on Ubuntu or AlmaLinux, create roles and databases, allow secure remote connections and back up with pg_dump.

  IntermediateLinux VPS3 min read

• Deploy a website to a VPS with Git over SSH

  Push code to your VPS and have it deployed automatically: deploy keys, a bare repository with a post-receive hook, and a simple pull-based alternative.

  IntermediateLinux VPS3 min read

• VPS control panels compared: Virtualizor, VirtFusion and SolusVM

  What VPS control panels do and how Virtualizor, VirtFusion and SolusVM compare on architecture, virtualization support, billing integration and the features hosting providers need.

  IntermediateVPS hosting providers2 min read

• VirtFusion control panel guide for VPS customers

  A tour of the VirtFusion customer control panel: power controls, resource graphs, VNC console, rebuilds, rDNS, firewall, backups and SSH keys for your VPS.

  BeginnerVirtFusion VPS2 min read

• How does a VPS work? From physical host to your root shell

  Follow a VPS from the physical host through the hypervisor, storage and network to the panel that provisions it, and learn what is dedicated, what is shared and what you manage yourself.

  BeginnerVPS hosting2 min read

• Set up IPv6 in VirtFusion and assign subnets to VPSs

  Add IPv6 to VirtFusion: get a routed IPv6 block, configure the hypervisor bridge, create an IPv6 block in the admin area and give each VPS its own subnet.

  AdvancedVPS hosting providers2 min read

• Create, resize and tune a swap file on a Linux VPS

  Add a swap file to a Linux VPS, make it permanent in fstab, choose a sensible size and swappiness, and resize or remove swap safely.

  BeginnerLinux VPS2 min read

• Use the VirtFusion VNC console to reach a VPS without SSH

  Open the VirtFusion browser VNC console to log in to a VPS when SSH or networking is broken, fix firewall lockouts, reset settings and install from an ISO.

  BeginnerVirtFusion VPS2 min read

• Set up VirtFusion backups and restore a VPS

  Configure VirtFusion backup storage and backup plans, attach them to servers or packages, and restore a VPS from a backup when something goes wrong.

  IntermediateVPS hosting providers2 min read

• Tune MySQL and MariaDB performance on a VPS

  Size the InnoDB buffer pool, connections and logs for your VPS RAM, find slow queries and add indexes so MySQL or MariaDB stops being the bottleneck.

  AdvancedLinux VPS3 min read

• Install and configure Fail2ban on a Linux VPS

  Install Fail2ban, protect SSH and web logins with jails, set ban times, whitelist your IP and check or remove bans from the command line.

  IntermediateLinux VPS2 min read

• Dedicated vs VPS vs cloud vs bare metal servers: which do you need?

  Compare dedicated, bare-metal, VPS, cloud and shared servers on performance, isolation, control, scaling and admin effort, and learn which fits your project.

  BeginnerChoosing a server3 min read

• Set up SSH key authentication on a Linux VPS

  Generate an SSH key pair, copy the public key to your Linux VPS and log in without a password, then turn off password logins safely.

  BeginnerLinux VPS3 min read

• Create a VPS server manually in the VirtFusion admin area

  Create a VirtFusion server by hand: choose the owner, package and hypervisor group, assign IPs, build it with an OS template and hand the login details to the customer.

  IntermediateVirtFusion admin2 min read

• Create VirtFusion packages (VPS plans) with CPU, RAM, disk and bandwidth

  Build VirtFusion packages that define each VPS plan: CPU cores, memory, storage, traffic, network speed and backup options, ready to sell through WHMCS.

  IntermediateVirtFusion admin2 min read

• Why is my VPS slow? Performance troubleshooting on Virtualizor

  Find the cause of a slow VPS: compare Virtualizor graphs with top, check CPU steal, I/O wait, memory and swap, disk space and network, then fix or upgrade.

  IntermediateVirtualizor VPS2 min read

• VPS has no network or internet? Troubleshooting on Virtualizor

  Diagnose a Virtualizor VPS that is online but unreachable: check status and IPs in the panel, test from VNC, fix interface, gateway, DNS and firewall problems.

  IntermediateVirtualizor VPS2 min read

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