Preface.- Divide et Impera: Partitioning Unstructured Peer-to-Peer Systems to Improve Resource Location.- Passive End-to-End Packetloss Estimation for Grid Traffic Monitoring.- Validating Desktop Grid Results by Comparing Intermediate Checkpoints.- Using ReflexD for a Grid Solution to the N-Queens Problem: A Case Study.- Integrating the Palantir Grid Meta-Information System with GRMS.- Integration of the Enanos Execution Framework with GRMS for Grid...