Purpose
The V$OB_MEMSTORE view displays the memory usage of all MemTables of all tenants on the current server.
Note
This view is introduced since OceanBase Database V4.0.0.
Columns
Column |
Type |
Nullable? |
Description |
|---|---|---|---|
| SVR_IP | VARCHAR2(46) | NO | The IP address of the server. |
| SVR_PORT | NUMBER(38) | NO | The port number of the server. |
| TENANT_ID | NUMBER(38) | NO | The ID of the tenant. |
| ACTIVE_SPAN | NUMBER(38) | NO | The estimated memory in bytes that the active MemTables occupy. The value may be larger than actual size. |
| FREEZE_TRIGGER | NUMBER(38) | NO | The memory size in bytes that will trigger a MemTable freeze. |
| FREEZE_CNT | NUMBER(38) | NO | The number of MemTable freezes. |
| MEMSTORE_USED | NUMBER(38) | NO | The total memory in bytes currently used by MemTables. |
| MEM_LIMIT | NUMBER(38) | NO | The maximum size in bytes of memory that MemTables can occupy. |