The following list specifies hardware requirements for installing Novell® Cluster ServicesTM. These requirements represent the minimum hardware configuration. Additional hardware might be necessary depending on how you intend to use Novell Cluster Services.
A minimum of two NetWare® servers
At least 256 MB of memory on all servers in the cluster (512 MB recommended for failing multiple applications to the same server)
At least one local disk device (not shared) for volume SYS: on each server