Location of OCR Files

Oracle Cluster Registry (OCR) File location :

Need to find the location of OCR but your CRS is down. Then how we can find?

Below are the methods from which we can find out where your OCR files are stored.

1. When CRS is up & running
2. When CRS is down or UP

##########################
#  1) When CRS is Up & Running
##########################

Set ASM environment or crs environment to run the below command.

 ocrcheck 

+ASM3 @ myhost03:/
>  ocrcheck 
Status of Oracle Cluster Registry is as follows :
Version : 3
Total space (kbytes) : 262120
Used space (kbytes) : 3788
Available space (kbytes) : 258332
ID : 519574392
Device/File Name :  +OCR_VOTE 
Device/File integrity check succeeded
Device/File not configured
Device/File not configured
Device/File not configured
Device/File not configured
Cluster registry integrity check succeeded
Logical corruption check bypassed due to non-privileged user

So here OCR files are stored in    +OCR_VOTE  Diskgroup

##########################
#  2) When CRS is Down or Up
##########################

Look into  ocr.loc  file, Location of this file changes depending on the OS,

In Linux Platforms,    /etc/oracle/ocr.loc  

In Solaris Platforms,  /var/opt/oracle/ocr.loc 

+ASM3 @ myhost03:/

> more  /etc/oracle/ocr.loc  

ocrconfig_loc=  +OCR_VOTE 

local_only=FALSE