FREENAS-MIB :: zvolAllocationUnits

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › FREENAS-MIB › zvolAllocationUnits

zvolAllocationUnits

Module: FREENAS-MIB

OID (symbolic): FREENAS-MIB::zvolAllocationUnits

OID (numeric): 1.3.6.1.4.1.50536.1.3.1.1.3

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

What is zvolAllocationUnits?

The size, in bytes, of one allocation unit for this zvol, the unit that its size, used, and available capacity figures are expressed in multiples of.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.50536.1.3.1.1.3
snmpwalk -v2c -c public <target> FREENAS-MIB::zvolAllocationUnits

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.50536.1.3.1.1.3.1
snmpget -v2c -c public <target> FREENAS-MIB::zvolAllocationUnits.1

SNMPv3 example:

snmpget -v3 -l authPriv -u snmpv3-user -a SHA -A "AuthPassword1" -x AES -X "PrivPassword1" <target> zvolAllocationUnits.1

Start monitoring FreeNAS/TrueNAS ZFS storage appliance/server with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the FREENAS-MIB::zvolAllocationUnits OID value, configure state conditions and alerts, and monitor any FreeNAS/TrueNAS ZFS storage appliance/server from a single console.

OID Breakdown

Upper-level ancestors (6 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
Numeric OIDNameModule
1.3.6.1.4.1.50536freeNasFREENAS-MIB
1.3.6.1.4.1.50536.1zfsFREENAS-MIB
1.3.6.1.4.1.50536.1.3zvolFREENAS-MIB
1.3.6.1.4.1.50536.1.3.1zvolTableFREENAS-MIB
1.3.6.1.4.1.50536.1.3.1.1zvolEntryFREENAS-MIB
1.3.6.1.4.1.50536.1.3.1.1.3zvolAllocationUnitsFREENAS-MIB