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Newsgroups: comp.unix.bsd Path: sserve!manuel!munnari.oz.au!uunet!sangam!iitb!jogin!shuvam From: shuvam@cse.iitb.ernet.in (shuvam misra) Subject: Re: PROJECT IDEA: Symmetric Multi-Processing (SMP) for 386BSD? Message-ID: <1992Jun30.071148.5880@cse.iitb.ernet.in> Summary: There is already an excellent MP OS for 386 and BSD Organization: Dept of Computer Science, IIT Bombay References: <1992Jun25.070736.6370@iitmax.iit.edu> <l4jcegINNs1k@neuro.usc.edu> <8879@unix386.Convergent.COM> Date: Tue, 30 Jun 1992 07:11:48 GMT Lines: 26 In article <8879@unix386.Convergent.COM> lance@unix386.Convergent.COM (Lance Norskog) writes: | Compaq and Apricot make multi-486 machines, I think Compaq's goes up to 5. | | The problem is not hardware, but software. Symmetric multi-processing | for Unix is an invention of the devil. You have to rewrite everything | in the kernel, and of course you've heard of "kernel bloat"? Absolutely. I couldn't agree more. Which is why rewrite attempts are on, and the only people who don't believe this are USL!:-) | There are multi-processor OS bases out that that emulate Unix. | Synthesis emulates BSD Unix, and I think Choices emulates V7. | Synthesis is several times faster than SUNos on the same hardware. What about Mach from CMU? If you want (i) BSD (ii) 386 (iii) multiprocessor, I can't think of a better solution than Mach. You already have Mach 2.5 and Mach 3.0, both of which support BSD4.3 completely. Shuvam -- -- Shuvam Misra --------------------------- shuvam@jogin.cse.iitb.ernet.in -- -- Research Engr, Mach Project ---------------------------------------------- -- Dept of Computer Science, Indian Instt of Technology, Bombay 400076 ------ --------------------- "So much mail, so little time!" -----------------------