SQL tuning--the attempt to improve a poorly-performing execution plan produced by the database query optimizer-is a critical aspect of database performance tuning. Ironically, as ...
Commodity computer systems contain more and more processor cores and exhibit increasingly diverse architectural tradeoffs, including memory hierarchies, interconnects, instructio...
Thread-level speculation (TLS) has proven to be a promising method of extracting parallelism from both integer and scientific workloads, targeting speculative threads that range ...
Christopher B. Colohan, Anastassia Ailamaki, J. Gr...
Commercial processors have support for Simultaneous Multithreading (SMT), yet little work has been done to provide representative simulation results for SMT. Given a workload, cur...
Michael Van Biesbrouck, Lieven Eeckhout, Brad Cald...
We are developing Virtuoso, a system for distributed computing using virtual machines (VMs). Virtuoso must be able to mix batch and interactive VMs on the same physical hardware, ...