In z/VM 7.3, the maximum size of a Single System Image (SSI) cluster is doubled from four to eight. If you are currently running a four-member cluster, or even if you are not currently using SSI, you may be wondering “how do we get from where we are to an eight-member cluster?” This session will cover some of the key details and considerations as you look to install or upgrade to z/VM 7.3 and expand your SSI clusters to up to eight members.