Purpose
The GV$OB_MEMSTORE view displays the memory usage of all MemTables on all OBServer nodes of all tenants.
Note
This view is introduced since OceanBase Database V4.0.0.
Columns
| Column | Type | Nullable? | Description |
|---|---|---|---|
| SVR_IP | varchar(46) | NO | The IP address of the OBServer node. |
| SVR_PORT | bigint(20) | NO | The port number of the OBServer node. |
| TENANT_ID | bigint(20) | NO | The ID of the tenant. |
| ACTIVE_SPAN | bigint(20) | NO | The estimated memory in bytes that the active MemTables occupy. The value may be larger than actual size. |
| FREEZE_TRIGGER | bigint(20) | NO | The memory size in bytes that will trigger a MemTable freeze. |
| FREEZE_CNT | bigint(20) | NO | The number of MemTable freezes. |
| MEMSTORE_USED | bigint(20) | NO | The total memory in bytes currently used by MemTables. |
| MEMSTORE_LIMIT | bigint(20) | NO | The maximum size in bytes of memory that MemTables can occupy. |