All MIBs › FORTINET-300-MIB › fnSysMemUsage
fnSysMemUsage
Module: FORTINET-300-MIB
OID (symbolic): FORTINET-300-MIB::fnSysMemUsage
OID (numeric): 1.3.6.1.4.1.12356.1.9
Node type: OBJECT-TYPE
Type: Gauge32
Access: read-only
Description: Instantaneous memory utilization
What is fnSysMemUsage?
Reports the device's current memory utilization percentage at poll time. An admin alerts on this to catch memory exhaustion before it triggers session drops or a device reboot.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.12356.1.9 snmpwalk -v2c -c public <target> FORTINET-300-MIB::fnSysMemUsage
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.12356.1.9.1 snmpget -v2c -c public <target> FORTINET-300-MIB::fnSysMemUsage.1
Start monitoring Fortinet FortiGate firewall/UTM appliance (legacy FortiOS 3.00) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the FORTINET-300-MIB::fnSysMemUsage OID value, configure state conditions and alerts, and monitor any Fortinet FortiGate firewall/UTM appliance (legacy FortiOS 3.00) from a single console.
OID Breakdown
Upper-level ancestors (6 from the standard OID tree / other modules)
| Numeric OID | Name | Module |
|---|---|---|
| 1 | iso | LANART-AGENT |
| 1.3 | org | AirPair-MIB |
| 1.3.6 | dod | AirPair-MIB |
| 1.3.6.1 | internet | AirPair-MIB |
| 1.3.6.1.4 | private | AirPair-MIB |
| 1.3.6.1.4.1 | enterprises | AirPair-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.12356 | fortinet | FORTINET-300-MIB |
| 1.3.6.1.4.1.12356.1 | fnSystem | FORTINET-300-MIB |
| 1.3.6.1.4.1.12356.1.9 | fnSysMemUsage | FORTINET-300-MIB |