【Oracle 12C】Linux卸载Oracle12c

1. 停止实例

SQL> shutdown immediate

2. 停止监听

$ lsnrctl stop

LSNRCTL for Linux: Version 12.2.0.1.0 - Production on 27-SEP-2018 10:17:43

Copyright (c) 1991, 2016, Oracle.  All rights reserved.

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=kingdee-testing.jcloud.local)(PORT=1521)))
The command completed successfully

$ lsnrctl status

LSNRCTL for Linux: Version 12.2.0.1.0 - Production on 27-SEP-2018 10:17:47

Copyright (c) 1991, 2016, Oracle.  All rights reserved.

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=kingdee-testing.jcloud.local)(PORT=1521)))
TNS-12541: TNS:no listener
 TNS-12560: TNS:protocol adapter error
  TNS-00511: No listener
   Linux Error: 111: Connection refused
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521)))
TNS-12541: TNS:no listener
 TNS-12560: TNS:protocol adapter error
  TNS-00511: No listener
   Linux Error: 2: No such file or directory

3. 使用deinstall工具删除安装的Oracle软件的可执行文件和配置文件

$ /u01/app/oracle/product/12.2.0/db_1/deinstall/deinstall
Checking for required files and bootstrapping ...
Please wait ...
Location of logs /u01/app/oraInventory/logs/

############ ORACLE DECONFIG TOOL START ############


######################### DECONFIG CHECK OPERATION START #########################
## [START] Install check configuration ##


Checking for existence of the Oracle home location /u01/app/oracle/product/12.2.0/db_1
Oracle Home type selected for deinstall is: Oracle Single Instance Database
Oracle Base selected for deinstall is: /u01/app/oracle
Checking for existence of central inventory location /u01/app/oraInventory

## [END] Install check configuration ##


Network Configuration check config START

Network de-configuration trace file location: /u01/app/oraInventory/logs/netdc_check2018-09-27_10-34-22-AM.log

Specify all Single Instance listeners that are to be de-configured. Enter .(dot) to deselect all. [LISTENER]:

Network Configuration check config END

Database Check Configuration START

Database de-configuration trace file location: /u01/app/oraInventory/logs/databasedc_check2018-09-27_10-34-25-AM.log

Use comma as separator when specifying list of values as input

Specify the list of database names that are configured in this Oracle home [ORCL]: 

###### For Database 'ORCL' ######

Single Instance Database
The diagnostic destination location of the database: /u01/app/oracle/diag/rdbms/orcl
Storage type used by the Database: FS
Database file location: /u01/app/oracle/oradata/orcl
Fast recovery area location: Does not exist
database spfile location: /u01/app/oracle/product/12.2.0/db_1/dbs/spfileORCL.ora

The details of database(s) ORCL have been discovered automatically. Do you still want to modify the details of ORCL database(s)? [n]: 

Database Check Configuration END
Oracle Configuration Manager check START
OCM check log file location : /u01/app/oraInventory/logs//ocm_check9537.log
Oracle Configuration Manager check END

######################### DECONFIG CHECK OPERATION END #########################


####################### DECONFIG CHECK OPERATION SUMMARY #######################
Oracle Home selected for deinstall is: /u01/app/oracle/product/12.2.0/db_1
Inventory Location where the Oracle home registered is: /u01/app/oraInventory
Following Single Instance listener(s) will be de-configured: LISTENER
The following databases were selected for de-configuration : ORCL
Database unique name : ORCL
Storage used : FS
Checking the config status for CCR
Oracle Home exists with CCR directory, but CCR is not configured
CCR check is finished
Do you want to continue (y - yes, n - no)? [n]: y
A log of this session will be written to: '/u01/app/oraInventory/logs/deinstall_deconfig2018-09-27_10-34-22-AM.out'
Any error messages from this session will be written to: '/u01/app/oraInventory/logs/deinstall_deconfig2018-09-27_10-34-22-AM.err'

######################## DECONFIG CLEAN OPERATION START ########################
Database de-configuration trace file location: /u01/app/oraInventory/logs/databasedc_clean2018-09-27_10-35-22-AM.log
Database Clean Configuration START ORCL
This operation may take few minutes.
Database Clean Configuration END ORCL

Network Configuration clean config START

Network de-configuration trace file location: /u01/app/oraInventory/logs/netdc_clean2018-09-27_10-36-33-AM.log

De-configuring Single Instance listener(s): LISTENER

De-configuring listener: LISTENER
    Stopping listener: LISTENER
    Warning: Failed to stop listener. Listener may not be running.
    Deleting listener: LISTENER
    Listener deleted successfully.
Listener de-configured successfully.

De-configuring Naming Methods configuration file...
Naming Methods configuration file de-configured successfully.

De-configuring Local Net Service Names configuration file...
Local Net Service Names configuration file de-configured successfully.

De-configuring backup files...
Backup files de-configured successfully.

The network configuration has been cleaned up successfully.

Network Configuration clean config END

Oracle Configuration Manager clean START
OCM clean log file location : /u01/app/oraInventory/logs//ocm_clean9537.log
Oracle Configuration Manager clean END

######################### DECONFIG CLEAN OPERATION END #########################


####################### DECONFIG CLEAN OPERATION SUMMARY #######################
Successfully de-configured the following database instances : ORCL
Following Single Instance listener(s) were de-configured successfully: LISTENER
Cleaning the config for CCR
As CCR is not configured, so skipping the cleaning of CCR configuration
CCR clean is finished
#######################################################################


############# ORACLE DECONFIG TOOL END #############

Using properties file /tmp/deinstall2018-09-27_10-34-13AM/response/deinstall_2018-09-27_10-34-22-AM.rsp
Location of logs /u01/app/oraInventory/logs/

############ ORACLE DEINSTALL TOOL START ############





####################### DEINSTALL CHECK OPERATION SUMMARY #######################
A log of this session will be written to: '/u01/app/oraInventory/logs/deinstall_deconfig2018-09-27_10-34-22-AM.out'
Any error messages from this session will be written to: '/u01/app/oraInventory/logs/deinstall_deconfig2018-09-27_10-34-22-AM.err'

######################## DEINSTALL CLEAN OPERATION START ########################
## [START] Preparing for Deinstall ##
Setting LOCAL_NODE to kingdee-testing
Setting CRS_HOME to false
Setting oracle.installer.invPtrLoc to /tmp/deinstall2018-09-27_10-34-13AM/oraInst.loc
Setting oracle.installer.local to false

## [END] Preparing for Deinstall ##

Setting the force flag to false
Setting the force flag to cleanup the Oracle Base
Oracle Universal Installer clean START

Detach Oracle home '/u01/app/oracle/product/12.2.0/db_1' from the central inventory on the local node : Done

Delete directory '/u01/app/oracle/product/12.2.0/db_1' on the local node : Done

The Oracle Base directory '/u01/app/oracle' will not be removed on local node. The directory is in use by Oracle Home '/u01/app/oracle/product/12.2.0.1/ggshome_1'.

Oracle Universal Installer cleanup was successful.

Oracle Universal Installer clean END


## [START] Oracle install clean ##


## [END] Oracle install clean ##


######################### DEINSTALL CLEAN OPERATION END #########################


####################### DEINSTALL CLEAN OPERATION SUMMARY #######################
Run '/u01/app/oracle/tfa/kingdee-testing/tfa_home/bin/tfactl uninstall' as root to uninstall tfa.

Successfully detached Oracle home '/u01/app/oracle/product/12.2.0/db_1' from the central inventory on the local node.
Successfully deleted directory '/u01/app/oracle/product/12.2.0/db_1' on the local node.
Oracle Universal Installer cleanup was successful.

Run 'rm -r /opt/ORCLfmap' as root on node(s) 'kingdee-testing' at the end of the session.
Review the permissions and contents of '/u01/app/oracle' on nodes(s) 'kingdee-testing'.
If there are no Oracle home(s) associated with '/u01/app/oracle', manually delete '/u01/app/oracle' and its contents.
Oracle deinstall tool successfully cleaned up temporary directories.
#######################################################################


############# ORACLE DEINSTALL TOOL END #############

4. 使用root用户运行如下脚本

# /u01/app/oracle/tfa/kingdee-testing/tfa_home/bin/tfactl uninstall

TFA will be uninstalled on node kingdee-testing : 

Removing TFA from kingdee-testing...

Stopping TFA Support Tools...

Stopping TFA in kingdee-testing...

Shutting down TFA
oracle-tfa stop/waiting
. . . . . 
Killing TFA running with pid 1199
. . . 
Successfully shutdown TFA..

Deleting TFA support files on kingdee-testing:
Removing /u01/app/oracle/tfa/kingdee-testing/database...
Removing /u01/app/oracle/tfa/kingdee-testing/log...
Removing /u01/app/oracle/tfa/kingdee-testing/output...
Removing /u01/app/oracle/tfa/kingdee-testing...
Removing /u01/app/oracle/tfa...
Removing /etc/rc.d/rc0.d/K17init.tfa
Removing /etc/rc.d/rc1.d/K17init.tfa
Removing /etc/rc.d/rc2.d/K17init.tfa
Removing /etc/rc.d/rc4.d/K17init.tfa
Removing /etc/rc.d/rc6.d/K17init.tfa
Removing /etc/init.d/init.tfa...

5. 删除/etc目录下的oraInst.loc、oratab，删除/opt目录下的ORCLfmap

# rm -rf /etc/ora*
# rm -rf /opt/ORCLfmap

6. 删除/usr/local/bin下面Oracle的所有文件

# rm -rf /usr/local/bin/coraenv /usr/local/bin/oraenv /usr/local/bin/dbhome

7. 删除/tmp目录下Oracle的相关文件

8. 删除Oracle安装目录

# rm -rf /u01/app/oracle/product/12.2.0

9. 删除Oracle用户和dba，oinstall组

# userdel oracle
# groupdel oinstall
# groupdel dba

10. 重启系统

至此，Oracle 12c已经完全卸载了。

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