Path: utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!usc!brutus.cs.uiuc.edu!psuvax1!rutgers!cmcl2!lanl!opus!pfeiffer From: pfeiffer@nmsu.edu (Joe Pfeiffer) Newsgroups: comp.os.mach Subject: backup ports Message-ID: Date: 1 Feb 90 18:26:55 GMT Sender: news@nmsu.edu Distribution: comp Organization: NMSU Computer Science Lines: 12 Backup ports are documented as follows: ``... if a primary port has a backup port, and the primary would have been destroyed by the deallocation of its receive rights, then instead the receive right for the primary port is sent in a notify message to the backup port.'' Question: if a task crashes, will receive rights be transferred? In other words, how helpful will this be in enhancing robustness? -Joe.