NewCollector returns an initialized external collector.

NewCPU returns an initialized CPU collector.

NewDisk returns an initialized Disk collector.

NewLoad returns an initialized Load collector.

NewMemory returns an initialized Memory collector.

NewNet returns an initialized Net collector.

Collector collects external metrics.

CPU collects cpu related metrics.

Disk collects disk related metrics.

Load collects load related metrics.

Memory collects memory related metrics.

Net collects network related metrics.