[R] memory management

Sam Steingold sds at gnu.org
Wed Feb 29 17:42:04 CET 2012

> * William Dunlap <jqhaync at gvopb.pbz> [2012-02-28 23:06:54 +0000]:
> You need to walk through the objects, checking for environments on
> each component or attribute of an object.

so why doesn't object.size do that?

>   > f <- function(n) {
>   +   d <- data.frame(y = rnorm(n), x = rnorm(n))
>   +   lm(y ~ poly(x, 4), data=d)
>   + }

I am not doing any modeling. No "~". No formulas.
The whole thing is just a bunch of data frames.
I do a lot of strsplit, unlist, & subsetting, so I could imagine why
the RSS is triple the total size of my data if all the intermediate
results are not released.

Sam Steingold (http://sds.podval.org/) on Ubuntu 11.10 (oneiric) X 11.0.11004000
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