You aren't really providing us with enough information to diagnose your problem - please see How (Not) To Ask A Question. In particular, we probably need to see your code.

My best guess is that your script is creating threads or forking and not managing the children properly. You may get some insight from perlthrtut.

In reply to Re: Unwanted instances of perl script by kennethk
in thread Unwanted instances of perl script by rafalwoycicki

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