Note
For V2.2.30, this parameter is available starting with V2.2.30.
Description
disk_io_thread_count specifies the number of disk I/O threads. The value must be an even number.
Privilege requirements
Query the parameter
The
systenant and all user tenants can use theSHOW PARAMETERSstatement or theGV$OB_PARAMETERSview to query this parameter.Modify the parameter
Only the
systenant can modify this parameter. User tenants cannot modify this parameter.
Attributes
| Attribute | Description |
|---|---|
| Type | Int |
| Default value | 8 |
| Value range | [2, 32] |
| Modifiable | Yes. You can use the ALTER SYSTEM SET statement to modify the parameter. |
| Effective upon OBServer node restart | No. The setting takes effect immediately. |
Examples
Set the number of disk I/O threads to 8.
obclient> ALTER SYSTEM SET disk_io_thread_count= 8;