IBM-SYSTEM-MEMORY-MIB :: ibmSystemPhysicalMemoryCapacity

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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ibmSystemPhysicalMemoryCapacity

Module: IBM-SYSTEM-MEMORY-MIB

OID (symbolic): IBM-SYSTEM-MEMORY-MIB::ibmSystemPhysicalMemoryCapacity

OID (numeric): 1.3.6.1.4.1.2.6.159.1.1.120.1.1.11

Node type: OBJECT-TYPE

Type: Uint64

Access: read-only

Description: The total capacity of this PhysicalMemory, in bytes.

What is ibmSystemPhysicalMemoryCapacity?

This object reports the total storage capacity of a physical memory module, expressed in bytes. Admins sum this value across all populated modules to verify installed RAM matches what was ordered or expected, and to spot a module that failed to be detected at full capacity. For example, a value of 8589934592 corresponds to an 8 GB memory module.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.2.6.159.1.1.120.1.1.11
snmpwalk -v2c -c public <target> IBM-SYSTEM-MEMORY-MIB::ibmSystemPhysicalMemoryCapacity

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.2.6.159.1.1.120.1.1.11.1
snmpget -v2c -c public <target> IBM-SYSTEM-MEMORY-MIB::ibmSystemPhysicalMemoryCapacity.1

Start monitoring IBM System x/Power series server (physical memory module status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the IBM-SYSTEM-MEMORY-MIB::ibmSystemPhysicalMemoryCapacity OID value, configure state conditions and alerts, and monitor any IBM System x/Power series server (physical memory module status) from a single console.

OID Breakdown

Upper-level ancestors (12 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.4privateAirPair-MIB
1.3.6.1.4.1enterprisesAirPair-MIB
1.3.6.1.4.1.2ibmATM-ADAPTER-MIB
1.3.6.1.4.1.2.6ibmProdATM-ADAPTER-MIB
1.3.6.1.4.1.2.6.159directorIBM-Director-Agent-MIB
1.3.6.1.4.1.2.6.159.1ibmSystemIBM-SYSTEM-MIB
1.3.6.1.4.1.2.6.159.1.1ibmSystemMIBIBM-SYSTEM-MIB
1.3.6.1.4.1.2.6.159.1.1.120ibmSystemMemoryIBM-SYSTEM-MIB
Numeric OIDNameModule
1.3.6.1.4.1.2.6.159.1.1.120.1ibmSystemPhysicalMemoryTableIBM-SYSTEM-MEMORY-MIB
1.3.6.1.4.1.2.6.159.1.1.120.1.1ibmSystemPhysicalMemoryEntryIBM-SYSTEM-MEMORY-MIB
1.3.6.1.4.1.2.6.159.1.1.120.1.1.11ibmSystemPhysicalMemoryCapacityIBM-SYSTEM-MEMORY-MIB