Date: Tue, 7 Sep 2004 07:31:53 -0400 (EDT) From: Daniel Eischen <deischen@freebsd.org> To: Julian Elischer <julian@elischer.org> Cc: Dennis George <easyeinfo@yahoo.com> Subject: Re: Support for SMT in latest FreeBSD Message-ID: <Pine.GSO.4.43.0409070726190.29441-100000@sea.ntplx.net> In-Reply-To: <413D6001.8000609@elischer.org>
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On Tue, 7 Sep 2004, Julian Elischer wrote: > Dennis George wrote: > > Hi, > > > > Acutally I was wondering if there is no support for SMT / SMP then can > > freeBSD support dual processors..... Or can I utlize dual-processor in its > > fullness ????????? Actually, I think he's more insterested in threading across multiple processors, so: > > yes. > in 5.3 or 6.0 very yes With libpthread or libthr in 5.3 and -current, yes. With libc_r, no. > in 5.2 yes With libkse (renamed to libpthread in 5.3 and -current) and libthr, yes, but both are experimental in this release. You really want 5.3 or -current if you want to use libpthread or libthr. With libc_r, no. > in 4.x mostly yes Only with the linuxthreads port. With libc_r, no. Neither libpthread nor libthr are available for 4.x (and won't be). There is no pbind() or processor_bind() (ala Solaris) in FreeBSD (yet). Julian has to add them ;-) -- Dan Eischen
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