Date: Thu, 28 Jul 2005 10:45:41 -0700 From: "Boleyn, Erich" <erich.boleyn@amd.com> To: ray@redshift.com, freebsd-amd64@freebsd.org Cc: "Boleyn, Erich" <erich.boleyn@amd.com> Subject: RE: Benchmarks: AMD64 vs i386 on Dual 246 Opteron Message-ID: <C630E866708D364A984D83C7B58763BC36B0C9@SSVLEXMB1.amd.com>
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ray at redshift.com wrote: > In the benchmarking I did, even .gif and .jpg files being loaded via = Apache were > negatively impacted under AMD64 vs. i386. I don't think PHP would be = involved > at that stage - even though I do have PHP statically compiled into = Apache.=20 >=20 > The speed difference between i386 and AMD64 was pretty consistent = between .php, > .gif/jpg loads as well as when handling MySQL stuff (even though it is = PHP > making the MySQL calls, the bottle neck in the MySQL tests appeared to = be MySQL, > not the API language as it were. And in those cases, the MySQL tests = went up by > around the same factor as the .php and .gif/jpg page loads, so I think = it was > something not directly tied to PHP. I could be mistaken, but that's = the > impression I got since even non .php stuff went up/down as I changed = the OS > branch during the benchmarking.=20 Agreed, that would indicate it's likely the base FreeBSD OS or libraries = heavily used by the above applications (assuming you didn't serve static pages = from MySQL as well and it was not a common factor as it seems from your statement). Erich Boleyn CPG Architecture AMD
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