Note
This view is available starting with V4.0.0.
Purpose
The DBA_OB_LS_REPLICA_TASKS view displays the disaster recovery tasks at the Replica level that are running in the current tenant.
Columns
| Column | Type | Nullable | Description |
|---|---|---|---|
| LS_ID | NUMBER(38) | NO | The ID of the log stream. |
| TASK_TYPE | VARCHAR2(64) | NO | The type of the task. Valid values:
|
| TASK_ID | VARCHAR2(200) | NO | The ID of the task. |
| TASK_STATUS | VARCHAR2(2048) | YES | The status of the task. Valid values:
|
| PRIORITY | CHAR(5) | NO | The priority of the task. Valid values:
|
| TARGET_REPLICA_SVR_IP | VARCHAR2(46) | YES | The IP address of the server where the target replica is located. |
| TARGET_REPLICA_SVR_PORT | NUMBER(38) | YES | The port number of the server where the target replica is located. |
| TARGET_PAXOS_REPLICA_NUMBER | NUMBER(38) | YES | The number of required Paxos replicas for the log stream. |
| TARGET_REPLICA_TYPE | VARCHAR2(16) | YES | The type of the target replica. |
| SOURCE_REPLICA_SVR_IP | VARCHAR2(46) | YES | The IP address of the server where the source replica is located. For tasks such as removing a replica or modifying the number of required Paxos replicas, this field is invalid and is displayed as NULL. |
| SOURCE_REPLICA_SVR_PORT | NUMBER(38) | YES | The port number of the server where the source replica is located. For tasks such as removing a replica or modifying the number of required Paxos replicas, this field is invalid and is displayed as 0. |
| SOURCE_PAXOS_REPLICA_NUMBER | NUMBER(38) | YES | The number of required Paxos replicas for the log stream. |
| SOURCE_REPLICA_TYPE | VARCHAR2(16) | YES | The type of the source replica. For tasks such as removing a replica or modifying the number of required Paxos replicas, this field is invalid and is displayed as NULL. |
| DATA_SOURCE_SVR_IP | VARCHAR2(46) | YES | The IP address of the data source.
Note
|
| DATA_SOURCE_SVR_PORT | NUMBER(38) | YES | The port number of the data source.
Note
|
| IS_MANUAL | CHAR(6) | NO | The source of the disaster recovery task. Valid values:
Note
|
| TASK_EXEC_SVR_IP | VARCHAR2(46) | YES | The IP address of the server where the task is executed. |
| TASK_EXEC_SVR_PORT | NUMBER(38) | YES | The port number of the server where the task is executed. |
| CREATE_TIME | TIMESTAMP(6) | NO | The time when the task is generated. |
| START_TIME | TIMESTAMP(6) | NO | The time when the task is scheduled. |
| MODIFY_TIME | TIMESTAMP(6) | NO | The time when the status of the task is updated. |
| COMMENT | VARCHAR2(2048) | YES | The remarks about the reason for generating the task. |
| CONFIG_VERSION | VARCHAR2(128) | YES | The config_version information of the clog layer when the disaster recovery task is executed.
NoteThis field is available starting with V4.4.0. |
Sample query
Query the disaster recovery tasks at the Replica level that are running in the current tenant.
obclient [SYS]> SELECT * FROM SYS.DBA_OB_LS_REPLICA_TASKS\G
The query result is as follows:
*************************** 1. row ***************************
LS_ID: 1
TASK_TYPE: ADD REPLICA
TASK_ID: YB42AC1E87D7-000639016D9D7F1A-0-0
TASK_STATUS: INPROGRESS
PRIORITY: HIGH
TARGET_REPLICA_SVR_IP: 172.xx.xxx.243
TARGET_REPLICA_SVR_PORT: 2882
TARGET_PAXOS_REPLICA_NUMBER: 3
TARGET_REPLICA_TYPE: FULL
SOURCE_REPLICA_SVR_IP: 172.xx.xxx.204
SOURCE_REPLICA_SVR_PORT: 2882
SOURCE_PAXOS_REPLICA_NUMBER: 2
SOURCE_REPLICA_TYPE: FULL
DATA_SOURCE_SVR_IP: 0.0.0.0
DATA_SOURCE_SVR_PORT: 0
IS_MANUAL: FALSE
TASK_EXEC_SVR_IP: 172.xx.xxx.243
TASK_EXEC_SVR_PORT: 2882
CREATE_TIME: 2025-07-10 10:58:08
START_TIME: 2025-07-10 10:58:08
MODIFY_TIME: 2025-07-10 10:58:08
COMMENT: add paxos replica according to locality
CONFIG_VERSION:
1 row in set
References
To view the ongoing replica-level disaster recovery tasks for all tenants, see CDB_OB_LS_REPLICA_TASKS.
To view the history of completed replica-level disaster recovery tasks for all tenants, see CDB_OB_LS_REPLICA_TASK_HISTORY.
To view the history of completed replica-level disaster recovery tasks for the current tenant, see DBA_OB_LS_REPLICA_TASK_HISTORY.