Path: utzoo!censor!geac!torsqnt!news-server.csri.toronto.edu!cs.utexas.edu!uunet!shakti!shri From: shri@ncst.ernet.in (H.Shrikumar) Newsgroups: comp.unix.internals Subject: Re: asynchronous I/O in SVR4? Message-ID: <1191@shakti.ncst.ernet.in> Date: 17 Dec 90 06:40:40 GMT References: <579@siswat.UUCP> <4719@auspex.auspex.com> Reply-To: shri@ncst.ernet.in (H.Shrikumar ) Organization: National Centre for Software Technology, Bombay, INDIA Lines: 18 In article <4719@auspex.auspex.com> guy@auspex.auspex.com (Guy Harris) writes: >>How about everyone with a Sun? SunOS 4.1 (billed as Sun's transition >>to SVR4) > >Yes, that's one thing that it is. It's also Sun's release that adds an >asynchronous I/O mechanism, but the mechanism doesn't come from S5R4, as >far as I know.... More info on the aynch I/O requested ... or at least do you have any pointers to it ? Is it done as a posted system call, with an early return, and if so does it invent a new SIG exception to handle failures ? And if (that too) so, how are pre-emptive quotas etc. implemented ? EMWTK. Thanx in advance. -- shrikumar ( shri@ncst.in )