Timeline for Four tasks in parallel... how do I do that?

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Mar 31, 2012 at 20:30	comment	added	jw013		Just to explain my fixes to the code: (1) As a matter of style, avoid all uppercase variable names as they potentially conflict with internal shell variables. (2) Added quoting for `$f` etc. (3) Use `[` for POSIX compatible scripts, but for pure bash `[[` is always preferred. In this case, `((` is more appropriate for the arithmetic.
Mar 31, 2012 at 20:25	history	edited	jw013	CC BY-SA 3.0	Made the code more idiomatic bash.
Mar 31, 2012 at 19:59	comment	added	Nils		This will wait for the last of the four concurrent processes and will then start a set of another four. Perhaps one should build an array of four PIDs and then wait for these specific PIDs?
Mar 31, 2012 at 5:42	history	answered	Frederik Deweerdt	CC BY-SA 3.0