How (not) to speed up the system

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Computerworld - https://www.computerworld.com/article/3284361/enterprise-applications/how-not-to-speed-up-the-system.html#tk.rss_all

Electronic components manufacturer’s shipping system is having problems, but the original programmer is long gone, so this pilot fish is asked to take a look.

“It’s a pretty simple application to use,” says fish. “The operator is supposed to scan the serial number of each item as it’s placed in a box, and then a label is printed with the box quantity, along with a unique ID and barcode.

“The barcode is then scanned in another system which is used by the shipping company to track the box and its contents.”

The system only allows a certain number of parts to go in

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