e/Five-minute rule

Information
has gloss	eng: In computer science, the five-minute rule is a rule of thumb for deciding whether a data item should be kept in memory, or stored on disk and read back into memory when required. It was first formulated by Jim Gray and G. F. Putzolu in 1987, and then subsequently revised in 1997 and 2007 to reflect changes in the relative cost and performance of memory and persistent storage.
lexicalization	eng: Five minute rule
lexicalization	eng: five-minute rule
instance of	c/Rules of thumb