[R] R process size growing in time...
Peter Dalgaard BSA
p.dalgaard at biostat.ku.dk
Sun Oct 13 22:07:03 CEST 2002
Laurent Gautier <laurent at cbs.dtu.dk> writes:
> Dear all,
> I observed that the R process is growing in time (I was working with
> the same session for two days, and the size reached 300 Mb). Explicit
> calls to 'gc()' did show a trigger around 90 Mb but did not change
> the RSS (while I remembered that my linux was nicely behaving before
> and the process size was shrinking when R was freeing memory...). I
> ended up saving the session, ending it then starting it again (and
> the process size was around 90 Mb).
> I do not know whether this was caused by the recent changes in the
> garbage collection, or by possible leaks in the libraries/functions
> I have been using (mainly 'hclust' and 'cmdscale').
> Did anybody experienced something similar ?
Achim found a rather nasty memory leak, traced to the deparsing code.
You might want to try the current r-patched snapshot and see if your
problem goes away.
O__ ---- Peter Dalgaard Blegdamsvej 3
c/ /'_ --- Dept. of Biostatistics 2200 Cph. N
(*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX: (+45) 35327907
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