Check CRS Status

[root@racnode1 ~]#crsctl check crs

Check Clusterware Resources

[root@racnode1 ~]# crs_stat -t -v

Stopping the Oracle Clusterware Stack on the Local Server

[root@racnode1 ~]# /u01/app/11.2.0/grid/bin/crsctl stop cluster

CRS-2673: Attempting to stop 'ora.crsd' on 'racnode1'

...

...

Stop Oracle Clusterware stack on all servers in the cluster

[root@racnode1 ~]# crsctl stop cluster -all

Starting the Oracle Clusterware Stack on the Local Server

[root@racnode1 ~]# /u01/app/11.2.0/grid/bin/crsctl start cluster

CRS-2673: Attempting to start 'ora.crsd' on 'racnode1'

...

...

Start Oracle Clusterware stack on all servers in the cluster

[root@racnode1 ~]# crsctl start cluster -all

Check Cluster Nodes

[oracle@racnode1 ~]$olsnodes -n

Confirming Oracle ASM Function for Oracle Clusterware Files

If you installed the OCR and voting disk files on Oracle ASM, then use the following command syntax as the Grid Infrastructure installation owner to confirm that your Oracle ASM installation is running:

[oracle@racnode1 ~]$srvctl status asm -a

Check Oracle Cluster Registry (OCR)

[oracle@racnode1 ~]$ocrcheck

Check Voting Disk

[oracle@racnode1 ~]$crsctl query css votedisk

Check Status Oracle Enterprise Manager

[oracle@racnode1 ~]$emctl status dbconsole

Start Oracle Enterprise Manager

[oracle@racnode1 ~]$emctl start dbconsole

Stop Oracle Enterprise Manager

[oracle@racnode1 ~]$emctl stop dbconsole

All Oracle Instances – (Database Status)

[oracle@racnode1 ~]$ srvctl status database -d racdb

Single Oracle Instance – (Status of Specific Instance)

[oracle@racnode1 ~]$ srvctl status instance -d racdb -i racdb1

Start/Stop All Instances with SRVCTL

[oracle@racnode1 ~]$ srvctl stop database -d racdb

[oracle@racnode1 ~]$ srvctl start database -d racdb

Node Applications – (Status)

[oracle@racnode1 ~]$ srvctl status nodeapps

Node Applications – (Configuration)

[oracle@racnode1 ~]$ srvctl config nodeapps

List all Configured Databases

[oracle@racnode1 ~]$ srvctl config database

Database – (Configuration)

[oracle@racnode1 ~]$ srvctl config database -d racdb -a

ASM – (Status)

[oracle@racnode1 ~]$ srvctl status asm

ASM – (Configuration)

[oracle@racnode1 ~]$srvctl config asm -a

TNS listener – (Status)

[oracle@racnode1 ~]$ srvctl status listener

SCAN – (Status)

[oracle@racnode1 ~]$ srvctl status scan

SCAN – (Configuration)

[oracle@racnode1 ~]$ srvctl config scan

VIP – (Status of Specific Node)

[oracle@racnode1 ~]$ srvctl status vip -n racnode1

[oracle@racnode1 ~]$ srvctl status vip -n racnode2

VIP – (Configuration of Specific Node)

[oracle@racnode1 ~]$ srvctl config vip -n racnode1

[oracle@racnode1 ~]$ srvctl config vip -n racnode2

Configuration for Node Applications – (VIP, GSD, ONS, Listener)

[oracle@racnode1 ~]$ srvctl config nodeapps -a -g -s -l

Verifying Clock Synchronization across the Cluster Nodes

[oracle@racnode1 ~]$ cluvfy comp clocksync -verbose

Rajesh Kumar

I’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked at Cotocus and regularly write about technology, travel, investing, health, product reviews, and digital marketing through my various platforms.

I publish technical articles at DevOps School, travel stories at Holiday Landmark, stock market insights at Stocks Mantra, health and fitness guidance at My Medic Plus, product reviews at TrueReviewNow, and SEO and digital marketing strategies at Wizbrand.