[R] gc()
Keith S Weintraub
kw1958 at gmail.com
Fri Apr 12 14:48:49 CEST 2013
Folks,
I have some computations in a function that create some large matrices.
I have been in the habit in these circumstances to call "null out" a matrix once used and call gc().
Some pseudo code:
theFunction<-function(x, y, z, 100000000) {
myMatrix <- black.box.function(x, y, z, 100000000)
interesting.data<-myFunc(myMatrix)
myMatrix<-NULL
gc()
....
interesting.data/pi
}
Would it be different if I chose to replace myMatrix<-NULL with rm(myMatrix)?
The gc docs are fine but I was wondering if there were any other tips or links on the subject.
Thanks for your time,
KW
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