|room &optional verbosity||[Function]|
Prints to *standard-output* information about the state of internal storage and its management. The optional argument controls the verbosity of room. If it is t, room prints out a maximal amount of information. If it is nil, room prints out a minimal amount of information. If it is :default or it is not supplied, room prints out an intermediate amount of information if the maximum allocated dynamic space size is less than 512M, otherwise it prints minimal information. See also vm:memory-usage and vm:instance-usage for finer report control.