| Internal Name: | Lock Manager | 
| Description: | MVCC Lock Manager | 
| Singleton: | yes | 
| Plugin: | JBossCache3 | 
| Name | Description | Required | Internal Name | 
| Jmx Resource | 
 | yes | jmx-resource | 
You must use the internal name to reference properties in Dynamic Group Definition expressions.
| Name | Type | Description | Internal Name | 
| Concurrency Level | measurement | The concurrency level that the MVCC Lock Manager has been configured with. | concurrency level | 
| Locks Held | measurement | The number of exclusive locks that are held. | locks held | 
You must use the internal name to reference traits in Dynamic Group Definition expressions.