On Jan 20, 1:38 pm, Perry Trolard <trol...@gmail.com> wrote:
> > Doesn't pmap have to construct the whole sequence explicitly in order
> > to map its execution across more than one processor? or does it take
> > in a lazy fashion?
>
> Semi-lazy, according to the doc:
>
> Like map, except f is applied in parallel. Semi-lazy in that the
> parallel computation stays ahead of the consumption, but doesn't
> realize the entire result unless required.
>
> But I don't think lazyness is the problem:
>
> user=> (def r (doall (map inc (range 1000000))))
> #'user/r
> user=> (count r)
> 1000000
> user=> (pmap inc [0])
> java.lang.OutOfMemoryError: Java heap space (NO_SOURCE_FILE:0)
>
Regression in SVN 1215 - fixed in SVN 1218 - thanks for the report!
Rich
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