I've noticed something strange when doing tests.
The processing time was the roughly same no matter how many work threads (and thus, R instances) I started, even though both CPU cores are on full load and it seems that the threads are sharing the workloads among themselves.

How can this be?

In reply to Re^2: Using threads to run multiple external processes at the same time by kikuchiyo
in thread Using threads to run multiple external processes at the same time by Anonymous Monk

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