:original_name: dds_01_0026.html
.. _dds_01_0026:
Database Status
===============
DB Instance Status
------------------
.. table:: **Table 1** Status and description
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Status | Description |
+=============================+===================================================================================================================================================+
| Available | A DB instance is running properly. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Abnormal | A DB instance is faulty. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Creating | A DB instance is being created. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Creation failed | A DB instance fails to be created. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Restarting | A DB instance is being restarted because of a customer request or a modification that requires restarting it for the modification to take effect. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Switchover in progress | The primary and secondary nodes of a replica set instance are being switched. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Adding node | shards or mongos are being added to a DDS cluster instance. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Deleting node | The node that failed to be added is being deleted. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Scaling up | The storage space of instance nodes is being expanded. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Changing instance class | The CPU or memory of a DB instance is being changed. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Backing up | A backup file is being created. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Checking restoration | The backup of the current DB instance is being restored to a new DB instance. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Switching SSL | The SSL channel is being enabled or disabled. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Changing private IP address | The private IP address of a node is being changed. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Changing port | The DB instance port is being changed. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
| Changing a security group | The security group is being changed. |
+-----------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------+
Parameter Group Status
----------------------
.. table:: **Table 2** Status and description
+-----------------+-----------------------------------------------------------------------------------------------------------+
| Status | Description |
+=================+===========================================================================================================+
| In-Sync | A database parameter change has taken effect. |
+-----------------+-----------------------------------------------------------------------------------------------------------+
| Pending restart | A database parameter is waiting for the DB instance to be restarted before its modification takes effect. |
+-----------------+-----------------------------------------------------------------------------------------------------------+