*BSD News Article 6392


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From: ivie@cc.usu.edu (CP/M lives!)
Newsgroups: comp.unix.bsd,comp.unix.ultrix,comp.unix.solaris
Subject: Re: Unix with real time performance ?
Message-ID: <1992Oct12.092302.59622@cc.usu.edu>
Date: 12 Oct 92 09:23:01 MDT
References: <1992Oct9.024816.3814@lna.oz.au> <1992Oct10.211721.5925@decuac.dec.com>
Organization: Utah State University
Lines: 17

In article <1992Oct10.211721.5925@decuac.dec.com>, mjr@hussar.dco.dec.com (Marcus J. "Buddy can you spare a clue?" Ranum) writes:
>>Many 
>>OS vendors claim their product will have "increased real-time support"
>>in their next release, but we need to know what is currently available 
>>to make desisions now. 
> 
> 	Depends on what kind of "real time" you want. If you want
> hard real time, there isn't (to my knowledge) much in the way of
> UNIX. There are several UNIX-likes that do hard real time, and I'd
> suggest you look at Quantum's QNX or something like that.

Some real-time operating systems are, however, adding UNIX support; 
VAXELN, for instance, is working on or has (I'm not sure of the status)
POSIX compliance.

Roger Ivie
ivie@cc.usu.edu