For multiple node RAC servers, the diskgroup must be dismounted from all the other nodes, except the one that we are issuing the command. DROP…
During the RAC grid installation [INS-40912] below: The reason for this error is most possibly the installer is pinging the VIP (either the IP or…
This article describes the detailed step by step installation of Oracle RAC 12cR1 on Oracle Linux 6.5 using Virtual Box. In each separate section, a…
After Dbca Database Creation, Other Database Terminated With ORA-27300/ORA-27301/ORA-27302/ORA-27303
Version 12.1.0.2 to 12.2.0.1 [Related Doc ID 2406287.1 ] You may get in the alert log something like: This happens due to srvctl command changing…
WHAT IS RESOURCE MANAGER Resource Manager, is an Oracle database embedded resource allocation/scheduling mechanism that enables us to manage multiple different database workloads by assigning…
What is slewing?The NTP daemon will periodically update the system clock with the time from a reference clock. If the time on the reference clock…