What’s the “N” in N+1 High Availability?
Posted in High Availability on Mar 5th, 2007
Many virtualization solutions running on distributed systems claim the ability to automatically move an application between processing resources in the case of a hardware or application failure. This eliminates the 1:1 mapping for high availability (for every active server there is a corresponding active/passive server) and therefore creates N+1 high availability.
That’s great but what is [...]