On 27 March 2009 at 13:19, Uwe Ligges wrote: | | Ubuntu Diego wrote: | > Hi all, | > I would like to know what would happen if using snow I create a cluster | > of size 50, for example using makeCluster(50,type='SOCK') on a machine | > with 2 Cores and run a function. Does snow run 25 and 25 functions on | > each of my 2 "real" processors or it just run 50 functions in one | > processor ? | | It will run the 50 in parallel and is not advisable to do so on a | machine with 3 cores - a slow down due to "administrative" overhead is | expected.
Morevoer those 50 session have to share the existing memory allocation -- which is hardly likely to be large enough. Dirk | Uwe Ligges | | | | > Thanks. | > | > ______________________________________________ | > R-help@r-project.org mailing list | > https://stat.ethz.ch/mailman/listinfo/r-help | > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html | > and provide commented, minimal, self-contained, reproducible code. | | ______________________________________________ | R-help@r-project.org mailing list | https://stat.ethz.ch/mailman/listinfo/r-help | PLEASE do read the posting guide http://www.R-project.org/posting-guide.html | and provide commented, minimal, self-contained, reproducible code. -- Three out of two people have difficulties with fractions. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
