> *New to netdata? Here is a live demo: [http://my-netdata.io](http://my-netdata.io)*
-**netdata** is a system for **real-time performance and health monitoring**.
+**netdata** is a system for **distributed real-time performance and health monitoring**.
It provides **unparalleled insights, in real-time**, of everything happening on the
-system it runs (including applications such as web and database servers), using
+system it runs (including applications such as web, or database servers), using
**modern interactive web dashboards**.
_netdata is **fast** and **efficient**, designed to permanently run on all systems
- **Highly efficient data collection**<br/>
collects thousands of metrics per server per second,
- with just 1% CPU utilization of a single core,
- on modern hardware
+ with just 1% CPU utilization of a single core, a few MB or RAM and no disk I/O at all
- **Sophisticated alarming**<br/>
supports dynamic thresholds, hysteresis, alarm templates,