memSysAvail

The total amount of available memory, which is an estimate
of how much memory is available for starting new applications,
without swapping.
          
This object will not be implemented on hosts where the
underlying operating system does not explicitly identify
memory as specifically reserved for this purpose.

MIB

UCD-SNMP-MIB

OID

.1.3.6.1.4.1.2021.4.27

Type

scalar

Access

readonly

Status

current

Units

kB

Parent

memory