Note
This parameter is available starting with V1.4.
Description
migration_disable_time specifies the cooldown period during which new data migration operations are prohibited after a data migration fails due to resource exceptions, such as disk space exhaustion.
Privilege requirements
Query the parameter
The
systenant and all user tenants can query this parameter by using theSHOW PARAMETERSstatement or theGV$OB_PARAMETERSview.Modify the parameter
Only the
systenant can modify this parameter. User tenants cannot modify this parameter.
Attributes
| Attribute | Description |
|---|---|
| Type | Time |
| Default value | 3600s |
| Value range | [1s, +∞) |
| 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 cooldown period during which new data migration operations are prohibited after a data migration fails due to resource exceptions, such as disk space exhaustion, to 3600s.
obclient> ALTER SYSTEM SET migration_disable_time = 3600s;