Deinstall 2 node Clusterware Grid Infrastructure Setup

Deinstall 2 node Clusterware Grid Infrastructure Setup:

1. Run the deinstall command from node1:

[oracle@oraclenode1 logs]$ /u01/app/19.0.0.0/grid/deinstall/deinstall

Checking for required files and bootstrapping ...

Please wait ...

Location of logs /tmp/deinstall2021-03-07_04-37-30AM/logs/

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

######################### DECONFIG CHECK OPERATION START #########################

## [START] Install check configuration ##

Checking for existence of the Oracle home location /u01/app/19.0.0.0/grid

Oracle Home type selected for deinstall is: Oracle Grid Infrastructure for a Cluster

Oracle Base selected for deinstall is: /u01/app/oracle

Checking for existence of central inventory location /u01/app/oraInventory

Checking for existence of the Oracle Grid Infrastructure home /u01/app/19.0.0.0/grid

The following nodes are part of this cluster: oraclenode1,oraclenode2

Active Remote Nodes are oraclenode2

Checking for sufficient temp space availability on node(s) : 'oraclenode1,oraclenode2'

## [END] Install check configuration ##

Traces log file: /tmp/deinstall2021-03-07_04-37-30AM/logs//crsdc_2021-03-07_04-37-44-AM.log

Network Configuration check config START

Network de-configuration trace file location: /tmp/deinstall2021-03-07_04-37-30AM/logs/netdc_check2021-03-07_04-37-45AM.log

Specify all RAC listeners (do not include SCAN listener) that are to be de-configured. Enter .(dot) to deselect all. [LISTENER]:

Network Configuration check config END

Asm Check Configuration START

ASM de-configuration trace file location: /tmp/deinstall2021-03-07_04-37-30AM/logs/asmcadc_check2021-03-07_04-37-45AM.log

Automatic Storage Management (ASM) instance is detected in this Oracle home /u01/app/19.0.0.0/grid.

ASM Diagnostic Destination : /u01/app/oracle

ASM Diskgroups : +DATA

ASM diskstring : /dev/oracleasm/disks/*

Diskgroups will be dropped

De-configuring ASM will drop all the diskgroups and their contents at cleanup time. This will affect all of the databases and ACFS that use this ASM instance(s).

 If you want to retain the existing diskgroups or if any of the information detected is incorrect, you can modify by entering 'y'. Do you  want to modify above information (y|n) [n]:

Database Check Configuration START

Database de-configuration trace file location: /tmp/deinstall2021-03-07_04-37-30AM/logs/databasedc_check2021-03-07_04-37-45AM.log

Oracle Grid Management database was not found in this Grid Infrastructure home

Database Check Configuration END

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

####################### DECONFIG CHECK OPERATION SUMMARY #######################

Oracle Grid Infrastructure Home is: /u01/app/19.0.0.0/grid

The following nodes are part of this cluster: oraclenode1,oraclenode2

Active Remote Nodes are oraclenode2

The cluster node(s) on which the Oracle home deinstallation will be performed are:oraclenode1,oraclenode2

Oracle Home selected for deinstall is: /u01/app/19.0.0.0/grid

Inventory Location where the Oracle home registered is: /u01/app/oraInventory

Following RAC listener(s) will be de-configured: LISTENER

ASM instance will be de-configured from this Oracle home

Oracle Grid Management database was not found in this Grid Infrastructure home

Do you want to continue (y - yes, n - no)? [n]: y

A log of this session will be written to: '/tmp/deinstall2021-03-07_04-37-30AM/logs/deinstall_deconfig2021-03-07_04-37-37-AM.out'

Any error messages from this session will be written to: '/tmp/deinstall2021-03-07_04-37-30AM/logs/deinstall_deconfig2021-03-07_04-37-37-AM.err'

######################## DECONFIG CLEAN OPERATION START ########################

Database de-configuration trace file location: /tmp/deinstall2021-03-07_04-37-30AM/logs/databasedc_clean2021-03-07_04-37-45AM.log

ASM de-configuration trace file location: /tmp/deinstall2021-03-07_04-37-30AM/logs/asmcadc_clean2021-03-07_04-37-45AM.log

ASM Clean Configuration START

ASM Clean Configuration END

Network Configuration clean config START

Network de-configuration trace file location: /tmp/deinstall2021-03-07_04-37-30AM/logs/netdc_clean2021-03-07_04-37-45AM.log

De-configuring RAC listener(s): LISTENER

De-configuring listener: LISTENER

    Stopping listener: LISTENER

    Listener stopped successfully.

    Unregistering listener: LISTENER

    Listener unregistered successfully.

Listener de-configured successfully.

De-configuring Naming Methods configuration file on all nodes...

Naming Methods configuration file de-configured successfully.

De-configuring Local Net Service Names configuration file on all nodes...

Local Net Service Names configuration file de-configured successfully.

De-configuring Directory Usage configuration file on all nodes...

Directory Usage configuration file de-configured successfully.

De-configuring backup files on all nodes...

Backup files de-configured successfully.

The network configuration has been cleaned up successfully.

Network Configuration clean config END

---------------------------------------->

The deconfig command below can be executed in parallel on all the remote nodes. Execute the command on  the local node after the execution completes on all the remote nodes.

Run the following command as the root user or the administrator on node "oraclenode2".

/u01/app/19.0.0.0/grid/crs/install/rootcrs.sh -force  -deconfig -paramfile "/tmp/deinstall2021-03-07_04-37-30AM/response/deinstall_OraGI19Home1.rsp"

Run the following command as the root user or the administrator on node "oraclenode1".

/u01/app/19.0.0.0/grid/crs/install/rootcrs.sh -force  -deconfig -paramfile "/tmp/deinstall2021-03-07_04-37-30AM/response/deinstall_OraGI19Home1.rsp" -lastnode

Press Enter after you finish running the above commands

<----------------------------------------

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

####################### DECONFIG CLEAN OPERATION SUMMARY #######################

There is no Oracle Grid Management database to de-configure in this Grid Infrastructure home

ASM instance was de-configured successfully from the Oracle home

Following RAC listener(s) were de-configured successfully: LISTENER

Oracle Clusterware is stopped and successfully de-configured on node "oraclenode2"

Oracle Clusterware is stopped and successfully de-configured on node "oraclenode1"

Oracle Clusterware is stopped and de-configured successfully.

#######################################################################

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

Using properties file /tmp/deinstall2021-03-07_04-37-30AM/response/deinstall_2021-03-07_04-37-37-AM.rsp

Location of logs /tmp/deinstall2021-03-07_04-37-30AM/logs/

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

####################### DEINSTALL CHECK OPERATION SUMMARY #######################

A log of this session will be written to: '/tmp/deinstall2021-03-07_04-37-30AM/logs/deinstall_deconfig2021-03-07_04-37-37-AM.out'

Any error messages from this session will be written to: '/tmp/deinstall2021-03-07_04-37-30AM/logs/deinstall_deconfig2021-03-07_04-37-37-AM.err'

######################## DEINSTALL CLEAN OPERATION START ########################

## [START] Preparing for Deinstall ##

Setting LOCAL_NODE to oraclenode1

Setting REMOTE_NODES to oraclenode2

Setting CLUSTER_NODES to oraclenode1,oraclenode2

Setting CRS_HOME to true

Setting oracle.installer.invPtrLoc to /tmp/deinstall2021-03-07_04-37-30AM/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/19.0.0.0/grid' from the central inventory on the local node : Done

Delete directory '/u01/app/19.0.0.0/grid' on the local node : Done

Delete directory '/u01/app/oraInventory' on the local node : Done

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

Detach Oracle home '/u01/app/19.0.0.0/grid' from the central inventory on the remote nodes 'oraclenode2' : Done

Delete directory '/u01/app/19.0.0.0/grid' on the remote nodes 'oraclenode2' : Done

Delete directory '/u01/app/oraInventory' on the remote nodes 'oraclenode2' : Done

Delete directory '/u01/app/oracle' on the remote nodes 'oraclenode2' : Done

Oracle Universal Installer cleanup was successful.

Oracle Universal Installer clean END

## [START] Oracle install clean ##

Clean install operation removing temporary directory '/tmp/deinstall2021-03-07_04-37-30AM' on node 'oraclenode2'

## [END] Oracle install clean ##

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

####################### DEINSTALL CLEAN OPERATION SUMMARY #######################

Successfully detached Oracle home '/u01/app/19.0.0.0/grid' from the central inventory on the local node.

Successfully deleted directory '/u01/app/19.0.0.0/grid' on the local node.

Successfully deleted directory '/u01/app/oraInventory' on the local node.

Successfully deleted directory '/u01/app/oracle' on the local node.

Successfully detached Oracle home '/u01/app/19.0.0.0/grid' from the central inventory on the remote nodes 'oraclenode2'.

Successfully deleted directory '/u01/app/19.0.0.0/grid' on the remote nodes 'oraclenode2'.

Successfully deleted directory '/u01/app/oraInventory' on the remote nodes 'oraclenode2'.

Successfully deleted directory '/u01/app/oracle' on the remote nodes 'oraclenode2'.

Oracle Universal Installer cleanup was successful.

Run 'rm -r /etc/oraInst.loc' as root on node(s) 'oraclenode1,oraclenode2' at the end of the session.

Run 'rm -r /opt/ORCLfmap' as root on node(s) 'oraclenode1,oraclenode2' at the end of the session.

Oracle deinstall tool successfully cleaned up temporary directories.

#######################################################################

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

2. Run the deconfig command on node2:

[root@oraclenode2 ~]# /u01/app/19.0.0.0/grid/crs/install/rootcrs.sh -force  -deconfig -paramfile "/tmp/deinstall2021-03-07_04-37-30AM/response/deinstall_OraGI19Home1.rsp"

Using configuration parameter file: /tmp/deinstall2021-03-07_04-37-30AM/response/deinstall_OraGI19Home1.rsp

The log of current session can be found at:

  /tmp/deinstall2021-03-07_04-37-30AM/logs/crsdeconfig_oraclenode2_2021-03-07_04-37-34AM.log

2021/03/07 04:38:33 CLSRSC-4006: Removing Oracle Trace File Analyzer (TFA) Collector.

2021/03/07 04:40:32 CLSRSC-4007: Successfully removed Oracle Trace File Analyzer (TFA) Collector.

2021/03/07 04:40:33 CLSRSC-336: Successfully deconfigured Oracle Clusterware stack on this node

[root@oraclenode2 ~]# ssh oraclenode1

root@oraclenode1's password:

Activate the web console with: systemctl enable --now cockpit.socket

Last login: Sun Mar  7 04:04:57 2021 from 172.29.0.26

[root@oraclenode1 ~]# 

3. Run the deconfig command on node1:

[root@oraclenode1 ~]# /u01/app/19.0.0.0/grid/crs/install/rootcrs.sh -force  -deconfig -paramfile "/tmp/deinstall2021-03-07_04-37-30AM/response/deinstall_OraGI19Home1.rsp" -lastnode

Using configuration parameter file: /tmp/deinstall2021-03-07_04-37-30AM/response/deinstall_OraGI19Home1.rsp

The log of current session can be found at:

  /tmp/deinstall2021-03-07_04-37-30AM/logs/crsdeconfig_oraclenode1_2021-03-07_04-44-04AM.log

CRS-2673: Attempting to stop 'ora.crsd' on 'oraclenode1'

CRS-2677: Stop of 'ora.crsd' on 'oraclenode1' succeeded

ASM de-configuration trace file location: /tmp/deinstall2021-03-07_04-37-30AM/logs/asmcadc_clean2021-03-07_04-46-54AM.log

ASM Clean Configuration START

ASM Clean Configuration END

ASM instance deleted successfully. Check /tmp/deinstall2021-03-07_04-37-30AM/logs/asmcadc_clean2021-03-07_04-46-54AM.log for details.

2021/03/07 04:48:20 CLSRSC-4006: Removing Oracle Trace File Analyzer (TFA) Collector.

2021/03/07 04:50:08 CLSRSC-4007: Successfully removed Oracle Trace File Analyzer (TFA) Collector.

2021/03/07 04:50:12 CLSRSC-336: Successfully deconfigured Oracle Clusterware stack on this node

2021/03/07 04:50:12 CLSRSC-559: Ensure that the GPnP profile data under the 'gpnp' directory in /u01/app/19.0.0.0/grid is deleted on each node before using the software in the current Grid Infrastructure home for reconfiguration.

[root@oraclenode1 ~]#

4. Remove the leftover files manually

[oracle@oraclenode1 logs]$ ps -ef|grep smon

oracle   2478714 2448867  0 04:52 pts/0    00:00:00 grep --color=auto smon

[oracle@oraclenode1 logs]$ cd /u01

[oracle@oraclenode1 u01]$ ll

total 0

drwxrwxr-x. 3 oracle oinstall 22 Mar  7 04:51 app

drwxrwxr-x. 3 oracle oinstall 17 Feb 15 20:23 patches

[oracle@oraclenode1 u01]$ cd app/

[oracle@oraclenode1 app]$ ll

total 0

drwxrwxr-x. 2 oracle oinstall 6 Mar  7 04:51 19.0.0.0

[oracle@oraclenode1 app]$ cd 19.0.0.0

[oracle@oraclenode1 19.0.0.0]$

[oracle@oraclenode1 19.0.0.0]$ ll

total 0

[oracle@oraclenode1 19.0.0.0]$ exit

logout

[root@oraclenode1 ~]# rm -r /etc/oraInst.loc

rm: remove regular file '/etc/oraInst.loc'? y

[root@oraclenode1 ~]# rm -r /opt/ORCLfmap

rm: descend into directory '/opt/ORCLfmap'? y

rm: descend into directory '/opt/ORCLfmap/prot1_64'? y

rm: descend into directory '/opt/ORCLfmap/prot1_64/bin'? y

rm: remove regular file '/opt/ORCLfmap/prot1_64/bin/fmputl'? y

rm: remove regular file '/opt/ORCLfmap/prot1_64/bin/fmputlhp'? y

rm: remove directory '/opt/ORCLfmap/prot1_64/bin'? y

rm: descend into directory '/opt/ORCLfmap/prot1_64/etc'? y

rm: remove regular file '/opt/ORCLfmap/prot1_64/etc/filemap.ora'? y

rm: remove directory '/opt/ORCLfmap/prot1_64/etc'? y

rm: remove directory '/opt/ORCLfmap/prot1_64/log'? y

rm: remove directory '/opt/ORCLfmap/prot1_64'? y

rm: remove directory '/opt/ORCLfmap'? y

[root@oraclenode1 ~]# 

[root@oraclenode2 ~]# ps -ef|grep smon

root     2316538 2288214  0 04:50 pts/1    00:00:00 grep --color=auto smon

[root@oraclenode2 ~]# cd /u01

[root@oraclenode2 u01]# ll

total 0

drwxrwxr-x. 3 oracle oinstall 22 Mar  7 04:49 app

[root@oraclenode2 u01]# cd app/

[root@oraclenode2 app]# ll

total 0

drwxrwxr-x. 2 oracle oinstall 6 Mar  7 04:49 19.0.0.0

[root@oraclenode2 app]# cd 19.0.0.0

[root@oraclenode2 19.0.0.0]# ll

total 0

[root@oraclenode2 19.0.0.0]# pwd

/u01/app/19.0.0.0

[root@oraclenode2 19.0.0.0]# rm -r /etc/oraInst.loc

rm: remove regular file '/etc/oraInst.loc'? y

[root@oraclenode2 19.0.0.0]# rm -r /opt/ORCLfmap

rm: descend into directory '/opt/ORCLfmap'? y

rm: descend into directory '/opt/ORCLfmap/prot1_64'? y

rm: descend into directory '/opt/ORCLfmap/prot1_64/bin'? y

rm: remove regular file '/opt/ORCLfmap/prot1_64/bin/fmputl'? y

rm: remove regular file '/opt/ORCLfmap/prot1_64/bin/fmputlhp'? y

rm: remove directory '/opt/ORCLfmap/prot1_64/bin'? y

rm: descend into directory '/opt/ORCLfmap/prot1_64/etc'? y

rm: remove regular file '/opt/ORCLfmap/prot1_64/etc/filemap.ora'? y

rm: remove directory '/opt/ORCLfmap/prot1_64/etc'? y

rm: remove directory '/opt/ORCLfmap/prot1_64/log'? y

rm: remove directory '/opt/ORCLfmap/prot1_64'? y

rm: remove directory '/opt/ORCLfmap'? y

[root@oraclenode2 19.0.0.0]#

Regards,

Mallik