Date: Sun, 24 Jun 2007 20:40:54 -0700 From: Garrett Cooper <youshi10@u.washington.edu> To: Martin Turgeon <turgeon.martin@gmail.com> Cc: freebsd-hackers@freebsd.org, freebsd-amd64@freebsd.org Subject: Re: Which CPUTYPE for a dualcore Xeon on AMD64 Message-ID: <467F3946.6020703@u.washington.edu> In-Reply-To: <467EFF06.6020902@gmail.com> References: <467EFF06.6020902@gmail.com>
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Martin Turgeon wrote: > Hi, > > I recently installed AMD64 6.2 Release on 2 PowerEdge servers, both with > dual core Xeon (3070 and 5110). I noticed when I was updating the > sources that it was compiling as an Athlonxp by default. I was wondering > if I should change the CPUTYPE in make.conf to something else. I read at > some places that it is not recommended because it could cause problems > but I thought it would be interesting to start the debate here. Please > note that I would prefer not to go with the -STABLE or -CURRENT branch > because these a going to be essential productions servers. > > Thank you for your opinions, > > Martin It's preferred to be nocona for 64-bit support (EMT-64 support to be exact) and prescott for 32-bit only support. There should be a core2duo CPUTYPE rolling around the corner in the near future IIRC, but that will most likely be in gcc 4.3, which I believe it slated for being stable 1~1.5 years from now. -Garrett
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