Support for parallel computation, including random-number generation.
This package was first included with R 2.14.0 in 2011.
There is support for multiple RNG streams with the
"L'Ecuyer-CMRG" RNG: see
It contains functionality derived from and pretty much equivalent to that contained in packages multicore (formerly on CRAN, with some low-level functions renamed and not exported) and snow (for socket clusters only, but MPI and NWS clusters generated by snow are also supported). There have been many enhancements and bug fixes since 2011.
This package also provides
For a complete list of exported functions, use
library(help = "parallel").
Brian Ripley, Luke Tierney and Simon Urbanek
Maintainer: R Core Team Remail@example.com
Parallel computation involves launching worker processes: functions
pskill in package tools
provide means to manage such processes.