Displaying 1 result from an estimated 1 matches for "rprofmemt".
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rprofmem
2017 Mar 07
0
length(unclass(x)) without unclass(x)?
...nce improvement you're looking for is implemented in the
latest version of pqR (pqR-2016-10-24, see pqR-project.org), along
with corresponding improvements in several other circumstances where
unclass(x) does not create a copy of x.
Here are some examples (starting with yours), using pqR's Rprofmemt
function to get convenient traces of memory allocations:
> Rprofmemt(nelem=1000) # trace allocations of vectors with >= 1000 elements
>
> x <- structure(double(1e6), class = c("foo", "numeric"))
RPROFMEM: 8000040 (double 1000000):"double" &quo...