What OLR, OCR and Voting Disk in Oracle RAC? || Node Eviction and Node Eviction - Master and Slave

Hello Friends, Here with one more topic on database administration guide. OCR, OLR and Voting Disk in Oracle RAC || Real Application Cluster: ========================================================= • OCR manages Oracle Clusterware and Oracle RAC database configuration information • OLR resides on every node in the cluster and manages Oracle Clusterware configuration information for each particular node • Voting disks manage information about node membership. Each voting disk must be accessible by all nodes in the cluster for nodes to be members of the cluster crsctl stat res -t crsctl query css votedisk OLR: ocrconfig -local ocrcheck -local ocrdump -local OCR: ocrconfig ocrcheck ocrdump Voting Disk: crsctl query css votedisk crsctl replace votedisk +DATA crsctl delete css votedisk FUID crsctl add css votedisk +RECO #OCR #OLR #Votingdisk #ocrconfig #ocrcheck #ocrdump #RAC #Exadata #Oracle #Database #interconnect #Cachefusion #HA #Loadbalancing #NetworkHeartbeat Please do follow me and support me on, LinkedIn: https://www.linkedin.com/in/mallik034 YouTube: https://www.youtube.com/c/mallik034 Fakebook: https://www.facebook.com/mallik034 Blog: https://mallik034.blogspot.com twitter: https://twitter.com/mallik034 Instagram: https://www.instagram.com/mallik034 FBPage: https://www.facebook.com/mallik034oracledba Skype: malluramadurg Regards, Mallikarjun Ramadurg Mobile: +966 543796525 WhatsApp: +91 9880616848 Email: [email protected] LinkedIn: https://www.linkedin.com/in/mallik034 YouTube: https://www.youtube.com/c/mallik034 Fakebook: https://www.facebook.com/mallik034 Blog: https://mallik034.blogspot.com