Database Management Technology 
The locking_config table contains locking system configuration settings for a specific installation (vnode). This table returns one row for each vnode in the current IMA management domain.
| Attribute Name | Key | Datatype | Description |
| vnode | 1 | varchar(64) | Ingres virtual node name |
| cluster_id | 0 | integer4 | Cluster ID for the current node. |
| csp_pid | 0 | integer4 | Process ID for the Cluster Server Process (CSP). |
| total_locklists | 0 | integer4 | Maximum locklists in the installation. |
| lock_hash_size | 0 | integer4 | Size of the lock hash table. |
| locks_per_tx | 0 | integer4 | Maximum number of locks per locklist. |
| total_resources | 0 | integer4 | Maximum number of resources in the installation. |
| res_hash_size | 0 | integer4 | Size of the resource block hash table. |
| total_locks | 0 | integer4 | Maximum number of locks in the installation. |
