1918, W. B. Maxwell, The Mirror and the Lamp Chapter 15, Edward Churchill still attended to his work in a hopeless mechanical manner like a sleep-walker who walks safely on a well-known round. But his Roman collar galled him, his cossack stifled him, his biretta was as uncomfortable as a merry-andrew's cap and bells.
2013, Philip J. Bushnell, Solvents, Ethanol, Car Crashes & Tolerance, Furthermore, this increase in risk is comparable to the risk of death from leukemia after long-term exposure to benzene, another solvent, which has the well-known property of causing this type of cancer.
(computing, not comparable) Generally recognised; reserved for some usual purpose.
1972, Vint Cerf, Jon Postel, RFC 322 - Well known socket numbersWe would like to catalog other sockets which are supposed to be well-known
2003, John Mueller, .NET development security solutionsIf the call to this function fails, you can assume the SID was invalid — even if it's a well-known SID.
2007, Larry L Peterson, Bruce S Davie, Computer networks: a systems approachA common approach is for the server to accept messages at a well-known port.