Keynote -- Optimization Problems in Service Provisioning Systems -- Markov Chains -- Untold Horrors About Steady-State Probabilities: What Reward-Based Measures Won’t Tell About the Equilibrium Distribution -- Compositionality for Markov Reward Chains with Fast Transitions -- Closed Form Absorption Time Bounds -- A Canonical Representation of Order 3 Phase Type Distributions -- Process Algebras and State Machines -- SPAMR: Extending PAMR with Stochastic Time -- Faster SPDL Model Checking Through Property-Driven State Space Generation -- Testing Finite State Machines Presenting Stochastic Time and Timeouts -- Grid and Peer-to-Peer Systems -- Evaluation of P2P Search Algorithms for Discovering Trust Paths -- Building Online Performance Models of Grid Middleware with Fine-Grained Load-Balancing: A Globus Toolkit Case Study -- Performance Measuring Framework for Grid Market Middleware -- Queueing Theory and Applications of Queueing -- A Fixed-Point Algorithm for Closed Queueing Networks -- A Framework for Automated Generation of Architectural Feedback from Software Performance Analysis -- Optimal Dynamic Server Allocation in Systems with On/Off Sources -- Towards an Automatic Modeling Tool for Observed System Behavior -- Benchmarking and Bounding -- Censoring Markov Chains and Stochastic Bounds -- Workload Characterization of the SPECjms2007 Benchmark -- Resource Sharing in Performance Models -- Exploiting Commodity Hard-Disk Geometry to Efficiently Preserve Data Consistency -- Wireless Networks -- An Efficient Counter-Based Broadcast Scheme for Mobile Ad Hoc Networks -- The Effect of Mobility on Local Service Discovery in the Ahoy Ad-Hoc Network System.