Date: Tue, 18 Aug 1998 16:30:46 -0700 (PDT) From: "Jonathan M. Bresler" <jmb> To: ghelmer@scl.ameslab.gov (Guy Helmer) Cc: Matthew.Alton@anheuser-busch.com, Hackers@FreeBSD.ORG Subject: Re: DIY Supercomputers Message-ID: <199808182330.QAA27570@hub.freebsd.org> In-Reply-To: <Pine.SGI.3.96.980818145941.20758D-100000@demios.scl.ameslab.gov> from Guy Helmer at "Aug 18, 98 03:36:57 pm"
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Guy Helmer wrote: > On Tue, 18 Aug 1998, Alton, Matthew wrote: > > > Has anybody taken a look at the possibility of porting Beowulf > > http://www.beowulf.org > > to FreeBSD? Or are we clustering like the very wind our own selves someplace? > > The basic message-passing software on which parallel processing > applications are typically built, MPI (e.g. MPICH or LAM implementations) > or PVM, ought to work on FreeBSD (I've personally used MPICH on FreeBSD). > I haven't personally needed for some of the Beowulf enhancements (Ethernet > "channel bonding", vm pre-pager), although the unified PID space would be > useful, and FreeBSD has kernel support for reading the Pentium performance > counters. > > The biggest objection I've heard to using FreeBSD for parallel processing > clusters was the lack of a FreeBSD version of a certain commercial Fortran > compiler. FreeBSD (with net.inet.tcp.delack_enabled=0 in 3.0-current) > ought to have better network performance over the entire spectrum of > message sizes than Linux 2.0.x, so I want to see whether this has an > observable effect on parallel apps. please look at Ron Minnich's webpages at www.sarnoff.com:8000/docs/metacomputing.html and his paper during the FreeNIX track at this summers USENIX. jmb To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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