6 seconds of system time from 48 elapsed is pretty heavy system usage. It'd be intersting to know what those packages are doing, but I took a look at the short descriptions on CRAN and realised that they are way beyond my knowledge or interest to comprehend. You'll need to take your questions to the R experts now.

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.
RIP PCW It is as I've been saying!(Audio until 20090817)

In reply to Re^11: Using threads to run multiple external processes at the same time by BrowserUk
in thread Using threads to run multiple external processes at the same time by Anonymous Monk

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