- Try to move voting disk from disk-group DATA to OCRVD disk-group An antiseptic is literally a chemical you put on something to kill germs on it. A technology that converts images of texts in any form of data electronically into machine language to . Difference between Satellite Communication and Optical Communication Easy Normal Medium Hard Expert. Their OCR/Voting disk groups are being dismounted and cluster nodes evicted because writes are taking in excess of 15 secs. Step by Step approach to create an Oracle 12c Data Guard Active Standby ... OCR BACKUP Automatic backups : - a) Oracle Clusterware (CRSD) automatically creates OCR backups every 4 hours. Oracle writes the voting devices to the underlying disks at pre-designated locations so that it can get the contents of these files when the cluster starts up. Also the data is automatically restored to any voting that is added. In Oracle Clusterware 11g Release 2 an additional component related to the OCR called the Oracle Local Registry (OLR) is installed on each node in the cluster. c) A backup is created at the end of each week. The only difference in the procedure between 2007 and 2013 was that the former required the Office 2007 disk to instal the OCR while the latter did not ask for anything. high availability of databases by providing instance failover, media failover features. As OCRs files are present in ASM diskgroup, While starting the CRS, it wont be able to Access OCR file to find the cluster resource information. What is RAC? - Prior to 11g R2 RAC, it could be placed on . What is the major difference between 10g and 11g RAC? Voting Disks in Oracle 11gR2 RAC - LinkedIn Each voting disk must be accessible by all nodes in the cluster. I always select the "Customize" option for more control of the installation. Difference between ASM Disk Group, ADVM Volume and ACFS ... - oracle-tech EMAgent is Thrashing. Exiting watchdog - ORACLE DBA querying crsctl query css votedisk adding crsctl add css votedisk deleting crsctl delete css votedisk While starting the crs services, with the help of OCR, it will vote in the voting disk (Nothing but mark attendance in the cluster) . The ability to foresee a disaster helps us in planning for it and the ability to foresee our preparedness for a disaster can literally make the difference between survival and extinction. 21)It Displays voting disk details 22)Stops and restarts a cluster stack and other cluster resources on the local node 23)Backs up the OCR to a default location 24)It Installs the cvuqdisk-1.0.7-1 package 25)It Updates the Oracle inventory file.