All MIBs › BEA-WEBLOGIC-MIB › jrockitRuntimeFreeHeap
jrockitRuntimeFreeHeap
Module: BEA-WEBLOGIC-MIB
OID (symbolic): BEA-WEBLOGIC-MIB::jrockitRuntimeFreeHeap
OID (numeric): 1.3.6.1.4.1.140.625.302.1.22
Node type: OBJECT-TYPE
Type: Counter64
Access: read-only
Description: Bytes of free Java heap memory.
What is jrockitRuntimeFreeHeap?
Current free memory in the Java heap, measured in bytes. Represents available space for new objects. Example: 500MB free heap means the JVM can allocate 500MB more before triggering garbage collection.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.140.625.302.1.22 snmpwalk -v2c -c public <target> BEA-WEBLOGIC-MIB::jrockitRuntimeFreeHeap
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.140.625.302.1.22.1 snmpget -v2c -c public <target> BEA-WEBLOGIC-MIB::jrockitRuntimeFreeHeap.1
Start monitoring BEA/Oracle WebLogic Server (Java EE application server) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the BEA-WEBLOGIC-MIB::jrockitRuntimeFreeHeap OID value, configure state conditions and alerts, and monitor any BEA/Oracle WebLogic Server (Java EE application server) 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 |
|---|---|---|
| 1.3.6.1.4.1.140 | bea | BEA-WEBLOGIC-MIB |
| 1.3.6.1.4.1.140.625 | wls | BEA-WEBLOGIC-MIB |
| 1.3.6.1.4.1.140.625.302 | jrockitRuntimeTable | BEA-WEBLOGIC-MIB |
| 1.3.6.1.4.1.140.625.302.1 | jrockitRuntimeEntry | BEA-WEBLOGIC-MIB |
| 1.3.6.1.4.1.140.625.302.1.22 | jrockitRuntimeFreeHeap | BEA-WEBLOGIC-MIB |