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Alter New Primary Open Hang After Switchover (Doc ID 2663273.1)

Last updated on AUGUST 29, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 19.6.0.0.0 and later
Information in this document applies to any platform.

Symptoms

1. All was working well until the switchover. After Data Guard switchover, unable to open PDB.

SQL> alter pluggable database <pdb_name> open;

alter pluggable database <pdb_name> open
* ERROR at line 1:
ORA-65054: Cannot open a pluggable database in the desired mode. 

There's no service that's created for the PDB at this point

$ srvctl status service -db <DATABASE_NAME>
$ srvctl config database -db <DATABASE_NAME>
Database unique name: <DATABASE_NAME>
Database name:
Oracle home: /u01/app/oracle/product/19.0.0.0/db_1
Oracle user: oracle
Spfile: +<DG_NAME>/<DATABASE_NAME>/PARAMETERFILE/spfile.276.1037776417
Password file: +<DG_NAME>/<DATABASE_NAME>/orapwcaprd
Domain:
Start options: open
Stop options: immediate
Database role: PRIMARY
Management policy: AUTOMATIC
Server pools:
Disk Groups: <DG_NAME>,<DG_NAME1>,<DG_NAME2>
Mount point paths:
Services:
Type: RAC
Start concurrency:
Stop concurrency:
OSDBA group: dba
OSOPER group: oper
Database instances: <instane_name1>,<instane_name2>
Configured nodes: <node_name1>,<node_name2>

2. Turns out the CDB was  not open and the alter database open (for cdb)  was hung on follow SQL:

current sql_id: 2381986511 current sql: update /*+ rule */ undo$ set name=:2,file#=:3,block#=:4,status$=:5,user#=:6,undosqn=:7,xactsqn=:8,scnbas=:9,scnwrp=:10,inst#=:11,ts#=:12,spare1=:13 where us#=:1

3. wait information:

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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