Testing 12c Cluster : What-If Command Evaluation with serverpool
The What-if command (eval, predict) is the 12c clusterware new features. This feature is used to determine the impact of cluster operations without actually executing these commands.Administrators can use these commands to analyze and determine the impact of a certain operation before actually executing the operation and minimizes the potential risk. Check what will happen if we delete server, rac2 -------------------------------------------------- [oracle@rac1 bin]$ ./crsctl eval delete server rac2 Stage Group 1: -------------------------------------------------------------------------------- Stage Number Required Action -------------------------------------------------------------------------------- 1 Y Resource 'ora.ASMNET1LSNR_ASM.lsnr' (rac2) will ...