The Universal Scalability Law (Gunther 2007) <doi:10.1007/978-3-540-31010-5> is a model to predict hardware and software scalability. It uses system capacity as a function of load to forecast the scalability for the system.
| Version: | 3.0.4 | 
| Depends: | R (≥ 3.0), methods | 
| Imports: | graphics, stats, nlsr | 
| Suggests: | knitr | 
| Published: | 2025-08-18 | 
| DOI: | 10.32614/CRAN.package.usl | 
| Author: | Neil J. Gunther [aut], Stefan Moeding [aut, cre] | 
| Maintainer: | Stefan Moeding <stm at moeding.net> | 
| BugReports: | https://github.com/smoeding/usl/issues | 
| License: | BSD_2_clause + file LICENSE | 
| NeedsCompilation: | no | 
| Materials: | README, NEWS | 
| CRAN checks: | usl results | 
| Reference manual: | usl.html , usl.pdf | 
| Vignettes: | Using the USL Package to Analyze System Scalability (source, R code) | 
| Package source: | usl_3.0.4.tar.gz | 
| Windows binaries: | r-devel: usl_3.0.4.zip, r-release: usl_3.0.4.zip, r-oldrel: usl_3.0.4.zip | 
| macOS binaries: | r-release (arm64): usl_3.0.4.tgz, r-oldrel (arm64): usl_3.0.4.tgz, r-release (x86_64): usl_3.0.4.tgz, r-oldrel (x86_64): usl_3.0.4.tgz | 
| Old sources: | usl archive | 
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