If the script spawns a lot processes and those processes take a significant amount of time to exec() (or the parent process takes some time to fork()) it's possible that what you're seeing is just because of the time it takes between the fork() and exec() implicit in the qx operator.

"What should it profit a man, if he should win a flame war, yet lose his cool?"

In reply to Re: Spawning self - are backticks forking with same name by Joost
in thread Spawning self - are backticks forking with same name by Anonymous Monk

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