Path: utzoo!attcan!uunet!wuarchive!texbell!ficc!peter From: peter@ficc.ferranti.com (Peter da Silva) Newsgroups: comp.arch Subject: Re: vfork (was Re: Paging page tables) Message-ID: <5DL4SPD@xds13.ferranti.com> Date: 11 Jul 90 15:20:06 GMT References: <920@dgis.dtic.dla.mil> <5830@titcce.cc.titech.ac.jp> Reply-To: peter@ficc.ferranti.com (Peter da Silva) Organization: Xenix Support, FICC Lines: 12 In article <5830@titcce.cc.titech.ac.jp> mohta@necom830.cc.titech.ac.jp (Masataka Ohta) writes: > 1) An utterly broken implementation where some important system > process (such as inetd, ypbind or sendmail) may killed if there > is not enough swap space. Alternatively, put the program in a wait state until swap space is available. Deadlocks are possible, but unlikely. Indefinite deferment is more likely, and that can be handled by queueing input. > 3) A healthy, effecient and easy implementation with vfork. 4) A really efficient implementation with spawn. -- Peter da Silva. `-_-' +1 713 274 5180.