How to check Ubuntu server health manually
When you are troubleshooting an Ubuntu VPS, the first checks are usually simple. You look at load, memory, free space, active services and network activity. These commands help you form a quick picture of what is happening on the machine.
- top or htop for live CPU and memory usage
- df -h to inspect file system usage
- free -m to review RAM usage
- ss -tulpn or netstat to inspect sockets and network state
Why manual checks are limited
Manual monitoring works when you are logged in and actively troubleshooting. It does not scale well for 24/7 visibility on a server that must stay online. Once you need continuous awareness, a monitoring tool becomes more useful.
Doffly for Ubuntu VPS monitoring
Doffly is designed to make regular Linux health checks easier. It focuses on the essentials, which is suitable for Ubuntu hosts and VPS instances where the priority is fast, clear visibility without a full observability stack.
Doffly vs. the alternatives
| Topic | Doffly | Typical alternative |
|---|---|---|
| Typical checks | CPU, RAM, disk, network and uptime from the dashboard. | Manual command line checks are useful but not continuous. |
| Continuous visibility | Designed to keep Linux workloads visible over time. | Manual checks require a person to be at the terminal. |
| Fit | Good for Ubuntu VPS monitoring and general Linux health. | More advanced stacks may be needed for deeper observability. |
Common questions
Is Doffly limited to Ubuntu?
No. Doffly is built for Linux servers and VPS systems, and Ubuntu is one of the common distributions teams run. The product is designed around Linux monitoring, not a single distro.
Can I monitor an Ubuntu server manually?
Yes, but manual checks are not enough for continuous visibility. A monitoring tool is much more practical when the server is production-critical.
What should I monitor on Ubuntu first?
Look at CPU usage, memory usage, disk space and network throughput. These are the most useful starting points for operational visibility.