VPS Hosting: Additional Client Questions & Answers (Part 2) Print

1. Overview

This article continues the VPS Hosting FAQ series and provides additional client questions and answers based on common support requests and onboarding issues.

2. Frequently Asked Questions (FAQ – Part 2)

Q1. How do I reboot my VPS?

You can reboot your VPS through:

1. VPS Control Panel (e.g., SolusVM, Virtualizor, Proxmox)

2. Operating System reboot command

   • Linux: reboot

   • Windows: Start → Restart

If the VPS is unresponsive, use a force reboot from the control panel.

Q2. Why is my VPS running slow?

Common reasons:

• High CPU or RAM usage

• Low disk space

• Disk I/O bottlenecks

• Too many concurrent processes

• Wrong web server configuration

Solution:
Check usage with:

• Linux: top, htop, free -m, df -h

• Windows: Task Manager → Performance

Upgrade resources if usage is consistently high.

Q3. How to check my VPS resource usage?

Linux:

• CPU: top / htop

• RAM: free -m

• Disk: df -h

• Network: iftop / nload

Windows:

• Task Manager → Performance

• Resource Monitor

The control panel may also show real-time graphs.

Q4. Why can’t I access my VPS via SSH or RDP?

Possible reasons:

• Wrong IP/port

• Firewall rules blocking access

• DDoS protection triggers

• SSH/RDP service stopped

• VPS resource exhaustion

Immediate actions:

• Use VNC/Console access from the control panel

• Restart SSH or RDP service

• Reboot VPS if needed

Q5. How to change my VPS root/administrator password?

You can change your password from:

• VPS Control Panel: "Reset Password"

• OS Level:

  • Linux: via console passwd

  • Windows: Control Panel → User Accounts → Change password

Q6. Can I use my VPS for hosting multiple websites?

Yes. You can set up:

• Virtual hosts (Apache/Nginx)

• cPanel/WHM for unlimited domains

• Plesk/DirectAdmin for managed multi-domain hosting

Ensure you have enough CPU/RAM for multiple sites.

Q7. How many websites can I host on my VPS?

This depends on:

• CPU & RAM allocation

• Website traffic

• Application type (WordPress, Laravel, static HTML)

Example:

• 2GB RAM VPS: 3–10 small sites

• 4GB RAM VPS: 10–25 medium sites

• 8GB+ VPS: 30–100 sites with optimization

Q8. What ports must be opened for a VPS web server?

Common required ports:

• 80 – HTTP

• 443 – HTTPS

• 22 – SSH (Linux)

• 3389 – RDP (Windows)

• 25, 587, 465 – Email outbound

• 53 – DNS

Open only the ports needed for security.

Q9. Does my VPS include a control panel?

Control panels are usually optional add-ons:

• cPanel/WHM (paid)

• Plesk (paid)

• DirectAdmin (paid)

• Webmin (free)

Check the plan details before purchasing.

Q10. How to migrate my old website to the VPS?

Migration methods:

• cPanel → cPanel full backup restore

• Manual file transfer via SFTP

• Database import (MySQL/MariaDB)

• Server-to-server Rsync

Professional migration support is usually available.

Q11. What happens if I exceed my VPS bandwidth?

Depends on provider:

• Automatic throttling

• Additional charges

• Service suspension until next billing cycle

Check your plan’s bandwidth policy.

Q12. Does the VPS support Docker, Kubernetes or containers?

Yes — unless restricted by the provider.
Most Linux VPS plans support:

• Docker

• Docker Compose

• Kubernetes (MicroK8s, k3s)

Q13. Do you provide IPv6?

Many providers offer IPv6 on request.
Some plans include:

• 1x IPv4

• /64 IPv6 block

Q14. Why is my VPS IP blacklisted?

Sometimes public IPs may have been previously misused.
Solution:

• Open a ticket to request IP replacement

• Or request delisting from blacklist sites

Q15. How do I secure my VPS?

Recommended actions:

• Change default SSH/RDP ports

• Use strong passwords or SSH keys

• Install firewalls (UFW, CSF)

• Enable Fail2Ban

• Keep OS updated

• Regular backups

Q16. Can I run game servers on VPS?

Yes, you can host:

• Minecraft

• Counter-Strike

• GTA RP

• Rust

• Custom game engines

Check the required RAM/CPU before installation.

Q17. Does VPS support GPU or High Performance Computing?

Standard VPS does not include GPU.
You must choose:

• GPU VPS

• Bare metal server

• Cloud GPU instance

Q18. How do I install a web server?

Linux commands:

• Apache: yum install httpd

• Nginx: yum install nginx

• PHP: yum install php php-fpm

Plesk/cPanel installs everything automatically.

Q19. Why am I receiving email delivery failures?

Possible reasons:

• Port 25 blocked

• Reverse DNS not configured

• IP blacklisted

• Wrong SPF, DKIM, DMARC

Open a support ticket for email configuration help.

Q20. Does the VPS support RAID?

RAID depends on the node hardware, not the VPS.
Common RAID types:

• RAID 1 (mirroring)

• RAID 10 (performance + redundancy)

Check with provider for underlying storage configuration.