How to Really Failover Virtual IP to Another Node
Since 11g, we rely more and more on SCAN Virtual IP to load balance and fail over connections among nodes of a cluster, so the… Read More »How to Really Failover Virtual IP to Another Node
Virtual IP (VIP)
How to Build 18c RAC - 1 of 4 - Preparing Two Database Servers
For 19c, you may refer to: How to Build 19c RAC - 1 of 4 - Preparing Two Database Servers. Network Design for RAC Let's… Read More »How to Build 18c RAC - 1 of 4 - Preparing Two Database Servers
Why Don't We Explicitly Bind VIP and SCAN into NIC
It's because Oracle clusterware will bind them automatically and dynamically. I think we should try to figure out the interface configurations. First, let's see what… Read More »Why Don't We Explicitly Bind VIP and SCAN into NIC
How to Change Subnet of Grid
Oracle 12c uses 4 types of IP addresses to configure network of RAC:Public IPPrivate IPVirtual IPSCAN IPIn which, Public IP, Virtual IP and SCAN IP… Read More »How to Change Subnet of Grid