Readout
Calculators
Three sums worth doing before a purchase.
Teams applying this principle can also compare practical guidance on workplace analytics software, keeping time and activity records separate from the judgement they are meant to inform.
Each of these pages carries a fully computed table that works with no scripting at all. Where scripting is available, a short script turns the same figures into a live calculator. Nothing on this site depends on it.
Further context
For a primary, standards or institutional reference, see the New Relic documentation.
Start from the class of problem, not the list of tools
Every selection here names the situation first and the criteria second. Product names come last, and each one carries the line describing what it costs you.