2.3 Memory information

The last group of object in the MIB contain information about the total amount of virtual memory on the system:

hostMemTotal.0 = Gauge32: 16362792 kB
hostMemAvailable.0 = Gauge32: 13906536 kB
hostMemFree.0 = Gauge32: 13077352 kB
hostSwapTotal.0 = Gauge32: 33554424 kB
hostSwapFree.0 = Gauge32: 33554424 kB

hostMemTotal

Total size of usable RAM (kB).

hostMemAvailable

An estimate of how much memory is available for starting new applications, without swapping.

hostMemFree

Total free amount of RAM.

hostSwapTotal

Total amount of swap space available.

hostSwapFree

Total amount of swap space that is currently unused.