wcapp(1M) is responsible for implementing Sun Fire Link clustering functionality-- specifically, handling requests from the domain-side drivers and responding to requests for information from the external Sun Fire Link fabric manager server. wcapp runs in a Java Virtual Machine (JVM) included with Solaris 8 02/02 operating environment or later.
wcapp is responsible for managing Sun Fire Link clustering for all the domains in the Sun Fire high-end system. The Java side of wcapp exports a set of Java Remote Method Invocation (RMI) interfaces that can be used by the Sun Fire Link fabric manager to set up and monitor a cluster.
This daemon is automatically started by ssd(1M). Do not start it manually from the command line.