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这篇文章主要介绍了Oracle 11G RAC如何删除节点，具有一定借鉴价值，感兴趣的朋友可以参考下，希望大家阅读完这篇文章之后大有收获，下面让小编带着大家一起了解一下。
软硬件环境
数据库版本：11.2.0.4 RAC双节点
虚拟环境系统：Linux 6.5
一般对CRS层面数据结构做重要操作之前一定要先备份OCR。
[root@vastdata4 ~]# ocrconfig -manualbackup vastdata4 2019/02/25 00:04:20 /u01/app/11.2.0/grid/cdata/vastdat-cluster/backup_20190225_000420.ocr vastdata4 2019/02/25 00:00:08 /u01/app/11.2.0/grid/cdata/vastdat-cluster/backup_20190225_000008.ocr
[root@vastdata4 ~]# srvctl status database -d PROD -help Displays the current state of the database. Usage: srvctl status database -d <db_unique_name> [-f] [-v] -d <db_unique_name> Unique name for the database -f Include disabled applications -v Verbose output -h Print usage [root@vastdata4 ~]# srvctl status database -d PROD -f Instance PROD1 is running on node vastdata3 Instance PROD2 is running on node vastdata4 [root@vastdata4 ~]# srvctl stop instance -d PROD -n vastdata3 [root@vastdata4 ~]# crsctl stat res -t -------------------------------------------------------------------------------- NAME TARGET STATE SERVER STATE_DETAILS -------------------------------------------------------------------------------- Local Resources -------------------------------------------------------------------------------- ora.prod.db 1 OFFLINE OFFLINE Instance Shutdown 2 ONLINE ONLINE vastdata4 Open [root@vastdata4 ~]# srvctl status database -d PROD -f Instance PROD1 is not running on node vastdata3 Instance PROD2 is running on node vastdata4
[oracle@vastdata4 ~]$ dbca -silent -deleteInstance -nodeList vastdata3.us.oracle.com -gdbName PROD -instanceName PROD1 -sysDBAUserName sys -sysDBAPassword oracle Deleting instance 1% complete 2% complete 6% complete 13% complete 20% complete 26% complete 33% complete 40% complete 46% complete 53% complete 60% complete 66% complete Completing instance management. 100% complete Look at the log file "/u01/app/oracle/cfgtoollogs/dbca/PROD.log" for further details.
[root@vastdata4 ~]# srvctl status database -d PROD -f Instance PROD2 is running on node vastdata4
[oracle@vastdata3 ~]$ $ORACLE_HOME/oui/bin/runInstaller -updateNodeList ORACLE_HOME=$ORACLE_HOME "CLUSTER_NODES=vastdata3" -local Starting Oracle Universal Installer... Checking swap space: must be greater than 500 MB. Actual 6143 MB Passed The inventory pointer is located at /etc/oraInst.loc The inventory is located at /u01/app/oraInventory 'UpdateNodeList' was successful.
[oracle@vastdata3 ~]$ $ORACLE_HOME/deinstall/deinstall -local Checking for required files and bootstrapping ... Please wait ... Location of logs /u01/app/oraInventory/logs/ ############ ORACLE DEINSTALL & DECONFIG TOOL START ############ ######################### CHECK OPERATION START ######################### ## [START] Install check configuration ## Checking for existence of the Oracle home location /u01/app/oracle/product/11.2.0/db_1 Oracle Home type selected for deinstall is: Oracle Real Application Cluster Database 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/11.2.0/grid The following nodes are part of this cluster: vastdata3 Checking for sufficient temp space availability on node(s) : 'vastdata3' ## [END] Install check configuration ## Network Configuration check config START Network de-configuration trace file location: /u01/app/oraInventory/logs/netdc_check2019-02-25_12-27-57-AM.log Network Configuration check config END Database Check Configuration START Database de-configuration trace file location: /u01/app/oraInventory/logs/databasedc_check2019-02-25_12-27-59-AM.log Database Check Configuration END Enterprise Manager Configuration Assistant START EMCA de-configuration trace file location: /u01/app/oraInventory/logs/emcadc_check2019-02-25_12-28-02-AM.log Enterprise Manager Configuration Assistant END Oracle Configuration Manager check START OCM check log file location : /u01/app/oraInventory/logs//ocm_check2332.log Oracle Configuration Manager check END ######################### CHECK OPERATION END ######################### ####################### CHECK OPERATION SUMMARY ####################### Oracle Grid Infrastructure Home is: /u01/app/11.2.0/grid The cluster node(s) on which the Oracle home deinstallation will be performed are:vastdata3 Since -local option has been specified, the Oracle home will be deinstalled only on the local node, 'vastdata3', and the global configuration will be removed. Oracle Home selected for deinstall is: /u01/app/oracle/product/11.2.0/db_1 Inventory Location where the Oracle home registered is: /u01/app/oraInventory The option -local will not modify any database configuration for this Oracle home. No Enterprise Manager configuration to be updated for any database(s) No Enterprise Manager ASM targets to update No Enterprise Manager listener targets to migrate 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_deconfig2019-02-25_12-27-50-AM.out' Any error messages from this session will be written to: '/u01/app/oraInventory/logs/deinstall_deconfig2019-02-25_12-27-50-AM.err' ######################## CLEAN OPERATION START ######################## Enterprise Manager Configuration Assistant START EMCA de-configuration trace file location: /u01/app/oraInventory/logs/emcadc_clean2019-02-25_12-28-02-AM.log Updating Enterprise Manager ASM targets (if any) Updating Enterprise Manager listener targets (if any) Enterprise Manager Configuration Assistant END Database de-configuration trace file location: /u01/app/oraInventory/logs/databasedc_clean2019-02-25_12-29-25-AM.log Network Configuration clean config START Network de-configuration trace file location: /u01/app/oraInventory/logs/netdc_clean2019-02-25_12-29-25-AM.log 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_clean2332.log Oracle Configuration Manager clean END 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/11.2.0/db_1' from the central inventory on the local node : Done Delete directory '/u01/app/oracle/product/11.2.0/db_1' on the local node : Done Failed to delete the directory '/u01/app/oracle'. The directory is in use. Delete directory '/u01/app/oracle' on the local node : Failed <<<< Oracle Universal Installer cleanup completed with errors. Oracle Universal Installer clean END ## [START] Oracle install clean ## Clean install operation removing temporary directory '/tmp/deinstall2019-02-25_00-27-29AM' on node 'vastdata3' ## [END] Oracle install clean ## ######################### CLEAN OPERATION END ######################### ####################### CLEAN OPERATION SUMMARY ####################### Cleaning the config for CCR As CCR is not configured, so skipping the cleaning of CCR configuration CCR clean is finished Successfully detached Oracle home '/u01/app/oracle/product/11.2.0/db_1' from the central inventory on the local node. Successfully deleted directory '/u01/app/oracle/product/11.2.0/db_1' on the local node. Failed to delete directory '/u01/app/oracle' on the local node. Oracle Universal Installer cleanup completed with errors. Oracle deinstall tool successfully cleaned up temporary directories. ####################################################################### ############# ORACLE DEINSTALL & DECONFIG TOOL END #############
[oracle@vastdata4 ~]$ $ORACLE_HOME/oui/bin/runInstaller -updateNodeList ORACLE_HOME=$ORACLE_HOME "CLUSTER_NODES=vastdata4" -local Starting Oracle Universal Installer... Checking swap space: must be greater than 500 MB. Actual 6143 MB Passed The inventory pointer is located at /etc/oraInst.loc The inventory is located at /u01/app/oraInventory 'UpdateNodeList' was successful.
[oracle@vastdata3 ~]$ rm -rf $ORACLE_HOME/*
[grid@vastdata4 ~]$ olsnodes -s -n -t vastdata3 1 Active Unpinned vastdata4 2 Active Unpinned
[root@vastdata4 ~]# crsctl unpin css -n vastdata3 CRS-4667: Node vastdata3 successfully unpinned.
[root@vastdata3 ~]# export ORACLE_HOME=/u01/app/11.2.0/grid [root@vastdata3 ~]# cd $ORACLE_HOME/crs/install [root@vastdata3 install]# perl rootcrs.pl -deconfig -force Using configuration parameter file: ./crsconfig_params Network exists: 1/192.168.0.0/255.255.255.0/eth0, type static VIP exists: /vastdata3-vip/192.168.0.22/192.168.0.0/255.255.255.0/eth0, hosting node vastdata3 VIP exists: /vastdata4-vip/192.168.0.23/192.168.0.0/255.255.255.0/eth0, hosting node vastdata4 GSD exists ONS exists: Local port 6100, remote port 6200, EM port 2016 CRS-2673: Attempting to stop 'ora.registry.acfs' on 'vastdata3' CRS-2677: Stop of 'ora.registry.acfs' on 'vastdata3' succeeded CRS-2791: Starting shutdown of Oracle High Availability Services-managed resources on 'vastdata3' CRS-2673: Attempting to stop 'ora.crsd' on 'vastdata3' CRS-2790: Starting shutdown of Cluster Ready Services-managed resources on 'vastdata3' CRS-2673: Attempting to stop 'ora.DATA.dg' on 'vastdata3' CRS-2673: Attempting to stop 'ora.FRA.dg' on 'vastdata3' CRS-2677: Stop of 'ora.FRA.dg' on 'vastdata3' succeeded CRS-2677: Stop of 'ora.DATA.dg' on 'vastdata3' succeeded CRS-2673: Attempting to stop 'ora.asm' on 'vastdata3' CRS-2677: Stop of 'ora.asm' on 'vastdata3' succeeded CRS-2792: Shutdown of Cluster Ready Services-managed resources on 'vastdata3' has completed CRS-2677: Stop of 'ora.crsd' on 'vastdata3' succeeded CRS-2673: Attempting to stop 'ora.mdnsd' on 'vastdata3' CRS-2673: Attempting to stop 'ora.drivers.acfs' on 'vastdata3' CRS-2673: Attempting to stop 'ora.crf' on 'vastdata3' CRS-2673: Attempting to stop 'ora.ctssd' on 'vastdata3' CRS-2673: Attempting to stop 'ora.evmd' on 'vastdata3' CRS-2673: Attempting to stop 'ora.asm' on 'vastdata3' CRS-2677: Stop of 'ora.mdnsd' on 'vastdata3' succeeded CRS-2677: Stop of 'ora.crf' on 'vastdata3' succeeded CRS-2677: Stop of 'ora.evmd' on 'vastdata3' succeeded CRS-2677: Stop of 'ora.asm' on 'vastdata3' succeeded CRS-2673: Attempting to stop 'ora.cluster_interconnect.haip' on 'vastdata3' CRS-2677: Stop of 'ora.ctssd' on 'vastdata3' succeeded CRS-2677: Stop of 'ora.drivers.acfs' on 'vastdata3' succeeded CRS-2677: Stop of 'ora.cluster_interconnect.haip' on 'vastdata3' succeeded CRS-2673: Attempting to stop 'ora.cssd' on 'vastdata3' CRS-2677: Stop of 'ora.cssd' on 'vastdata3' succeeded CRS-2673: Attempting to stop 'ora.gipcd' on 'vastdata3' CRS-2677: Stop of 'ora.gipcd' on 'vastdata3' succeeded CRS-2673: Attempting to stop 'ora.gpnpd' on 'vastdata3' CRS-2677: Stop of 'ora.gpnpd' on 'vastdata3' succeeded CRS-2793: Shutdown of Oracle High Availability Services-managed resources on 'vastdata3' has completed CRS-4133: Oracle High Availability Services has been stopped. Removing Trace File Analyzer Successfully deconfigured Oracle clusterware stack on this node
[root@vastdata4 ~]# crsctl stat res -t -------------------------------------------------------------------------------- NAME TARGET STATE SERVER STATE_DETAILS -------------------------------------------------------------------------------- Local Resources -------------------------------------------------------------------------------- ora.DATA.dg ONLINE ONLINE vastdata4 ora.FRA.dg ONLINE ONLINE vastdata4 ora.LISTENER.lsnr ONLINE ONLINE vastdata4 ora.asm ONLINE ONLINE vastdata4 Started ora.gsd OFFLINE OFFLINE vastdata4 ora.net1.network ONLINE ONLINE vastdata4 ora.ons ONLINE ONLINE vastdata4 ora.registry.acfs ONLINE ONLINE vastdata4 -------------------------------------------------------------------------------- Cluster Resources -------------------------------------------------------------------------------- ora.LISTENER_SCAN1.lsnr 1 ONLINE ONLINE vastdata4 ora.LISTENER_SCAN2.lsnr 1 ONLINE ONLINE vastdata4 ora.LISTENER_SCAN3.lsnr 1 ONLINE ONLINE vastdata4 ora.cvu 1 ONLINE ONLINE vastdata4 ora.oc4j 1 ONLINE ONLINE vastdata4 ora.prod.db 2 ONLINE ONLINE vastdata4 Open ora.scan1.vip 1 ONLINE ONLINE vastdata4 ora.scan2.vip 1 ONLINE ONLINE vastdata4 ora.scan3.vip 1 ONLINE ONLINE vastdata4 ora.vastdata4.vip 1 ONLINE ONLINE vastdata4
[root@vastdata4 ~]# olsnodes -s -n -t vastdata3 1 Inactive Unpinned vastdata4 2 Active Unpinned
[grid@vastdata3 ~]$ $ORACLE_HOME/oui/bin/runInstaller -updateNodeList ORACLE_HOME=$ORACLE_HOME "CLUSTER_NODES=vastdata3" CRS=TRUE -silent -local Starting Oracle Universal Installer... Checking swap space: must be greater than 500 MB. Actual 6143 MB Passed The inventory pointer is located at /etc/oraInst.loc The inventory is located at /u01/app/oraInventory 'UpdateNodeList' was successful.
[grid@vastdata3 ~]$ $ORACLE_HOME/deinstall/deinstall -local Checking for required files and bootstrapping ... Please wait ... Location of logs /tmp/deinstall2019-02-25_00-43-06AM/logs/ ############ ORACLE DEINSTALL & DECONFIG TOOL START ############ ######################### CHECK OPERATION START ######################### ## [START] Install check configuration ## Checking for existence of the Oracle home location /u01/app/11.2.0/grid Oracle Home type selected for deinstall is: Oracle Grid Infrastructure for a Cluster Oracle Base selected for deinstall is: /u01/app/grid Checking for existence of central inventory location /u01/app/oraInventory Checking for existence of the Oracle Grid Infrastructure home The following nodes are part of this cluster: vastdata3 Checking for sufficient temp space availability on node(s) : 'vastdata3' ## [END] Install check configuration ## Traces log file: /tmp/deinstall2019-02-25_00-43-06AM/logs//crsdc.log Enter an address or the name of the virtual IP used on node "vastdata3"[vastdata3-vip] > The following information can be collected by running "/sbin/ifconfig -a" on node "vastdata3" Enter the IP netmask of Virtual IP "192.168.0.22" on node "vastdata3"[255.255.255.0] > Enter the network interface name on which the virtual IP address "192.168.0.22" is active > Enter an address or the name of the virtual IP[] > Network Configuration check config START Network de-configuration trace file location: /tmp/deinstall2019-02-25_00-43-06AM/logs/netdc_check2019-02-25_12-44-14-AM.log Specify all RAC listeners (do not include SCAN listener) that are to be de-configured [LISTENER,LISTENER_SCAN3,LISTENER_SCAN2,LISTENER_SCAN1]: Network Configuration check config END Asm Check Configuration START ASM de-configuration trace file location: /tmp/deinstall2019-02-25_00-43-06AM/logs/asmcadc_check2019-02-25_12-44-19-AM.log ######################### CHECK OPERATION END ######################### ####################### CHECK OPERATION SUMMARY ####################### Oracle Grid Infrastructure Home is: The cluster node(s) on which the Oracle home deinstallation will be performed are:vastdata3 Since -local option has been specified, the Oracle home will be deinstalled only on the local node, 'vastdata3', and the global configuration will be removed. Oracle Home selected for deinstall is: /u01/app/11.2.0/grid Inventory Location where the Oracle home registered is: /u01/app/oraInventory Following RAC listener(s) will be de-configured: LISTENER,LISTENER_SCAN3,LISTENER_SCAN2,LISTENER_SCAN1 Option -local will not modify any ASM configuration. Do you want to continue (y - yes, n - no)? [n]: y A log of this session will be written to: '/tmp/deinstall2019-02-25_00-43-06AM/logs/deinstall_deconfig2019-02-25_12-43-22-AM.out' Any error messages from this session will be written to: '/tmp/deinstall2019-02-25_00-43-06AM/logs/deinstall_deconfig2019-02-25_12-43-22-AM.err' ######################## CLEAN OPERATION START ######################## ASM de-configuration trace file location: /tmp/deinstall2019-02-25_00-43-06AM/logs/asmcadc_clean2019-02-25_12-44-27-AM.log ASM Clean Configuration END Network Configuration clean config START Network de-configuration trace file location: /tmp/deinstall2019-02-25_00-43-06AM/logs/netdc_clean2019-02-25_12-44-27-AM.log De-configuring RAC listener(s): LISTENER,LISTENER_SCAN3,LISTENER_SCAN2,LISTENER_SCAN1 De-configuring listener: LISTENER Stopping listener on node "vastdata3": LISTENER Warning: Failed to stop listener. Listener may not be running. Listener de-configured successfully. De-configuring listener: LISTENER_SCAN3 Stopping listener on node "vastdata3": LISTENER_SCAN3 Warning: Failed to stop listener. Listener may not be running. Listener de-configured successfully. De-configuring listener: LISTENER_SCAN2 Stopping listener on node "vastdata3": LISTENER_SCAN2 Warning: Failed to stop listener. Listener may not be running. Listener de-configured successfully. De-configuring listener: LISTENER_SCAN1 Stopping listener on node "vastdata3": LISTENER_SCAN1 Warning: Failed to stop listener. Listener may not be running. Listener de-configured successfully. De-configuring Naming Methods configuration file... Naming Methods 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 ----------------------------------------> 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 "vastdata3". /tmp/deinstall2019-02-25_00-43-06AM/perl/bin/perl -I/tmp/deinstall2019-02-25_00-43-06AM/perl/lib -I/tmp/deinstall2019-02-25_00-43-06AM/crs/install /tmp/deinstall2019-02-25_00-43-06AM/crs/install/rootcrs.pl -force -deconfig -paramfile "/tmp/deinstall2019-02-25_00-43-06AM/response/deinstall_Ora11g_gridinfrahome1.rsp" Press Enter after you finish running the above commands <---------------------------------------- [root@vastdata3 ~]# /tmp/deinstall2019-02-25_00-43-06AM/perl/bin/perl -I/tmp/deinstall2019-02-25_00-43-06AM/perl/lib -I/tmp/deinstall2019-02-25_00-43-06AM/crs/install /tmp/deinstall2019-02-25_00-43-06AM/crs/install/rootcrs.pl -force -deconfig -paramfile "/tmp/deinstall2019-02-25_00-43-06AM/response/deinstall_Ora11g_gridinfrahome1.rsp"Using configuration parameter file: /tmp/deinstall2019-02-25_00-43-06AM/response/deinstall_Ora11g_gridinfrahome1.rsp****Unable to retrieve Oracle Clusterware home.Start Oracle Clusterware stack and try again.CRS-4047: No Oracle Clusterware components configured.CRS-4000: Command Stop failed, or completed with errors.Either /etc/oracle/ocr.loc does not exist or is not readableMake sure the file exists and it has read and execute accessEither /etc/oracle/ocr.loc does not exist or is not readableMake sure the file exists and it has read and execute accessCRS-4047: No Oracle Clusterware components configured.CRS-4000: Command Modify failed, or completed with errors.CRS-4047: No Oracle Clusterware components configured.CRS-4000: Command Delete failed, or completed with errors.CRS-4047: No Oracle Clusterware components configured.CRS-4000: Command Stop failed, or completed with errors.################################################################# You must kill processes or reboot the system to properly ## cleanup the processes started by Oracle clusterware #################################################################ACFS-9313: No ADVM/ACFS installation detected.Either /etc/oracle/olr.loc does not exist or is not readableMake sure the file exists and it has read and execute accessEither /etc/oracle/olr.loc does not exist or is not readableMake sure the file exists and it has read and execute accessFailure in execution (rc=-1, 256, No such file or directory) for command /etc/init.d/ohasd deinstallerror: package cvuqdisk is not installedSuccessfully deconfigured Oracle clusterware stack on this node Remove the directory: /tmp/deinstall2019-02-25_00-43-06AM on node: 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/11.2.0/grid' from the central inventory on the local node : Done Delete directory '/u01/app/11.2.0/grid' on the local node : Done Delete directory '/u01/app/oraInventory' on the local node : Done Delete directory '/u01/app/grid' on the local node : Done Oracle Universal Installer cleanup was successful. Oracle Universal Installer clean END ## [START] Oracle install clean ## Clean install operation removing temporary directory '/tmp/deinstall2019-02-25_00-43-06AM' on node 'vastdata3' ## [END] Oracle install clean ## ######################### CLEAN OPERATION END ######################### ####################### CLEAN OPERATION SUMMARY ####################### Following RAC listener(s) were de-configured successfully: LISTENER,LISTENER_SCAN3,LISTENER_SCAN2,LISTENER_SCAN1 Oracle Clusterware is stopped and successfully de-configured on node "vastdata3" Oracle Clusterware is stopped and de-configured successfully. Successfully detached Oracle home '/u01/app/11.2.0/grid' from the central inventory on the local node. Successfully deleted directory '/u01/app/11.2.0/grid' on the local node. Successfully deleted directory '/u01/app/oraInventory' on the local node. Successfully deleted directory '/u01/app/grid' on the local node. Oracle Universal Installer cleanup was successful. Run 'rm -rf /etc/oraInst.loc' as root on node(s) 'vastdata3' at the end of the session. Run 'rm -rf /opt/ORCLfmap' as root on node(s) 'vastdata3' at the end of the session. Run 'rm -rf /etc/oratab' as root on node(s) 'vastdata3' at the end of the session. Oracle deinstall tool successfully cleaned up temporary directories. ####################################################################### ############# ORACLE DEINSTALL & DECONFIG TOOL END #############
[grid@vastdata4 ~]$ $ORACLE_HOME/oui/bin/runInstaller -updateNodeList ORACLE_HOME=$ORACLE_HOME "CLUSTER_NODES=vastdata4" CRS=TRUE -silent Starting Oracle Universal Installer... Checking swap space: must be greater than 500 MB. Actual 6143 MB Passed The inventory pointer is located at /etc/oraInst.loc The inventory is located at /u01/app/oraInventory 'UpdateNodeList' was successful.
[grid@vastdata4 ~]$ olsnodes -s vastdata3 Inactive vastdata4 Active
ps -ef |grep ora |awk '{print $2}' |xargs kill -9
ps -ef |grep grid |awk '{print $2}' |xargs kill -9
ps -ef |grep asm |awk '{print $2}' |xargs kill -9
ps -ef |grep storage |awk '{print $2}' |xargs kill -9
ps -ef |grep ohasd |awk '{print $2}' |xargs kill -9
ps -ef |grep grid
ps -ef |grep ora
ps -ef |grep asm
export ORACLE_BASE=/u01/app/grid
export ORACLE_HOME=/u01/app/11.2.0/grid
cd $ORACLE_HOME
rm -rf *
cd $ORACLE_BASE
rm -rf *
rm -rf /etc/rc5.d/S96ohasd
rm -rf /etc/rc3.d/S96ohasd
rm -rf /rc.d/init.d/ohasd
rm -rf /etc/oracle
rm -rf /etc/ora*
rm -rf /etc/oratab
rm -rf /etc/oraInst.loc
rm -rf /opt/ORCLfmap/
rm -rf /taryartar/12c/oraInventory
rm -rf /usr/local/bin/dbhome
rm -rf /usr/local/bin/oraenv
rm -rf /usr/local/bin/coraenv
rm -rf /tmp/*
rm -rf /var/tmp/.oracle
rm -rf /var/tmp
rm -rf /home/grid/*
rm -rf /home/oracle/*
rm -rf /etc/init/oracle*
rm -rf /etc/init.d/ora
rm -rf /tmp/.*[root@vastdata4 ~]# /u01/app/11.2.0/grid/bin/crsctl delete node -n vastdata3 CRS-4661: Node vastdata3 successfully deleted.
[root@vastdata4 ~]# olsnodes -s vastdata4 Active
[grid@vastdata4 ~]$ cluvfy stage -post nodedel -n vastdata3 -verbose Performing post-checks for node removal Checking CRS integrity... Clusterware version consistency passed The Oracle Clusterware is healthy on node "vastdata4" CRS integrity check passed Result: Node removal check passed Post-check for node removal was successful.
[root@vastdata4 ~]# ocrconfig -manualbackup vastdata4 2019/02/25 00:53:53 /u01/app/11.2.0/grid/cdata/vastdat-cluster/backup_20190225_005353.ocr vastdata4 2019/02/25 00:04:20 /u01/app/11.2.0/grid/cdata/vastdat-cluster/backup_20190225_000420.ocr vastdata4 2019/02/25 00:00:08 /u01/app/11.2.0/grid/cdata/vastdat-cluster/backup_20190225_000008.ocr
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