Date: Sat, 29 Oct 2005 16:28:21 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Dan Langille <dan@langille.org> Cc: freebsd-current@freebsd.org Subject: Re: amd64 6% slower than i386? Message-ID: <20051029202821.GA50470@xor.obsecurity.org> In-Reply-To: <4363A1B2.30603.18FC1576@localhost> References: <4363A1B2.30603.18FC1576@localhost>
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[-- Attachment #1 --] On Sat, Oct 29, 2005 at 04:22:10PM -0400, Dan Langille wrote: > Build world is consistly 6% slower running an amd64 world than an > i386 world. > > In both cases, I'm using the default install of 6.0 RC-1 on the same > AMD 64 3000+ with 1GB of RAM. I'm finding that build world takes 48 > minutes under i386 and 51 minutes under amd64. > > Is this expected? You're comparing two different things (different compilers, some amount of different code being compiled), so you shouldn't expect them to be the same. Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDY9tkWry0BWjoQKURAr04AJ9kNFiBWUOh4JZ0C2MGozuvMQlhFgCgmhGo +WGWYUKtMRefIbPFbqcJMts= =8BQA -----END PGP SIGNATURE-----
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