@InProceedings{vanderleest:contention, author = {Steven VanderLeest and Ravishankar K. Iyer}, title = {Measurement of {I/O} Bus Contention and Correlation among Heterogeneous Device Types in a Single-bus Multiprocessor System}, booktitle = {Proceedings of the IPPS~'94 Workshop on Input/Output in Parallel Computer Systems}, year = {1994}, month = {April}, pages = {36--53}, organization = {Univ of Illinois, Urbana-Champaign}, note = {Also appeared in Computer Architecture News 22(4)}, later = {sinclair:instability-book}, keywords = {parallel I/O, pario-bib}, comment = {Using a hardware monitor they measure the I/O-bus usage on a 4-processor Sun workstation. They characterize the bus contention caused by multiple different devices (disk, screen, and network). The contention sometimes caused significant performance degradation (to the end-user) despite the bus not being overloaded.} }