Date: Thu, 9 Jun 2005 22:36:18 -0700 From: Tiffany Snyder <tiffany.snyder@gmail.com> To: freebsd-smp@freebsd.org Subject: pause instruction and it's effectiveness Message-ID: <b63e753b05060922366b9b425d@mail.gmail.com>
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Hi All,
I was looking to see if the pause instruction provided any gain on
across physical CPUs? Reading the documents from Intel suggests gains
only across logical CPUs within a physical CPU. Has anyone any data
that shows the benefit of pause across physical CPUs as well?
Thanks,
TIffany.
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