Opensourcing SunCluster

With Sun Cluster (at least since 3.0) we have a really excellent product to build high availability clusters. Yesterday the first bits of this product went open source at
Or as Nicholas writes:

We're committing to open-source the full Solaris Cluster product over the next 18 months, including the agents, core, Geographic Edition, test suites, and docs. We expect to open nearly three million lines of code! (Two million lines of product code and one million lines of test code).