Cluster Verification Utility for Oracle RAC installation
Cluster Verification Utility (CVU) performs system checks in preparation for installation, patch updates, or other system changes. CVU is verify the requirement as pre or post check during installation of Oracle Clusterware. It is very useful utility to check the system if you make any changes in Oracle Clusterware.
Pre verfication before setup the clusterware by cluvfy utility
./runcluvfy.sh stage -pre crsinst -n RAC1,RAC2 -verbose
Output: CluvfyResult Download
Post verification after clusterware setup by cluvfy utility
cluvfy stage -post crsinst -n host1,host2 -verbose
Generate a fix-up commands for system kernel setting
./runcluvfy.sh stage -pre crsinst -fixup -n node_list
Check 12c cluvfy for older version 10g by use -r option
./runcluvfy.sh stage -pre crsinst -n node1,node2,node3 -r 10.2
| List of things you can do with Cluvfy utility: | |
|---|---|
| System Requirement verification | cluvfy comp sys |
| Oracle Cluster File System verification | cluvfy stage [-pre | -post] cfs |
| Storage verifications | cluvfy comp freespace cluvfy comp space cluvfy comp ssa cluvfy stage [-pre | -post] acfscfg |
| Network verification | cluvfy stage -post hwos |
| Connectivity verification | cluvfy comp nodecon cluvfy comp nodereach |
| Cluster Time Synchronization Services verification | cluvfy comp clocksync |
| User and Permissions verification for installation | cluvfy comp admprv |
| Node comparison and verification | cluvfy comp peer |
| Installation verification | cluvfy stage -post appcluster cluvfy stage -post hwos cluvfy stage -pre dbcfg cluvfy stage -pre dbinst cluvfy stage [-pre | -post] crsinst cluvfy stage [-pre | -post] hacfg cluvfy stage [-pre | -post] nodeadd |
| Deletion verification | cluvfy stage -post nodedel |
| Oracle Clusterware and Oracle ASM Component verifications | cluvfy comp acfs cluvfy comp asm cluvfy comp clumgr cluvfy comp crs cluvfy comp dhcp cluvfy comp dns cluvfy comp gns cluvfy comp gpnp cluvfy comp ha cluvfy comp nodeapp cluvfy comp ocr cluvfy comp ohasd cluvfy comp olr cluvfy comp scan cluvfy comp software cluvfy comp vdisk |
