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Linux server monitoring.

All your Linux server metrics, beautifully presented, on all your devices.

Install our agent in seconds to get live and historical statistics on your Linux servers performance.

We'll alert you of problems to catch failures and prevent downtime. So your users aren’t affected!

Easy Linux server monitoring and alerting.


Display & compare your metrics, your way.

Use our Linux dashboards to spot negative trends over time, whilst our powerful monitoring graphs allow you to compare metrics and dig deeper. You can also access all your data through a comprehensive API.

  • Server Density
    System > CPU Stats > User level is 40% for CPU1 (greater than 35%).
  • Server Density
    System > CPU Stats > System level is 24% for CPU1 (greater than 20%).
  • Server Density
    System > CPU Stats > I/O Wait is 18% for CPU1 (greater than 10%).
  • and more … Just set up custom notifications using webhooks.

Linux alerts, everywhere.

Flexible monitoring alerts that fire on all your devices with native apps, email, integrations and free SMS credits.

All of your devices.

Monitor your Linux servers from anywhere, not just from your desk.

TV Dashboards

TV Dashboards

Setup your Linux monitoring dashboard for our tvOS app. Compare key metrics, highlight problem areas and spot trends in your data over time.



Full and thorough control of your metrics, alerts and users. Our browser app is the base of a good workflow, or if you prefer - we have a full REST API.

Mobile alerts

Mobile alerts

Get your account alerts anywhere. Our native iOS and Android apps will notify you of major system events on your Linux servers.

All the metrics you need.

Advanced Linux monitoring by default with our Open Source agent.

Load Memory Disk Usage Network IO CPUs Processes and more …

50+ integrations + Custom Plugins.


A range of metrics including connection usage, slow queries, read/write ratio and more.


All information about running containers including memory, CPU and I/O.


Monitor the performance and availability of your MongoDB database.

This is just a sample of the tech we support, check out the full list.

It's also incredibly simple to create custom plugins for your use case.


Default NGINX metrics + ngx_http_status_module to report on key statistics.

Nagios wrapper

Seamlessly use all your existing Nagios plugins with Server Density.

Apache ZooKeeper

Retrieves key server metrics including connections, latency and outstanding requests.

Check out the plugin docs .

Over 1,000 awesome customers.

Signup takes a few seconds, setup takes a few minutes. Bulletproof Linux monitoring out of the box.
Save time and effort with our simple, reliable and flexible monitoring.

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