Date: Fri, 27 Jan 2006 10:54:19 -0800 From: Frank Mayhar <frank@exit.com> To: "Mullen, Adam" <Adam.Mullen@c-b.com> Cc: Mike Jakubik <mikej@rogers.com>, Garance A Drosihn <drosih@rpi.edu>, current@freebsd.org, arch@freebsd.org Subject: RE: [TEST/REVIEW] CPU accounting patches Message-ID: <1138388059.56322.9.camel@realtime.exit.com> In-Reply-To: <E6243148329F3A468BC8F98468FC4BB405C4C3FE@fw1-ex03.c-b.net> References: <E6243148329F3A468BC8F98468FC4BB405C4C3FE@fw1-ex03.c-b.net>
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On Fri, 2006-01-27 at 12:39 -0600, Mullen, Adam wrote: > Lets see here though, how many of us have a 100 node beowulf cluster who > use FreeBSD daily? I know I don't! I've been following this > conversation and my 2 cents are this, taking into consideration cpu time > accounting for machines that use power management is trivial. I view > those that use power management are a lot less likely to be in an > environment where they are either A) billing for utility computing, B) > care about 99.9999% accurate cpu time accounting, C) have a need for > this precision. My thought is that a blurb be submitted with this patch > specifying the caveats if powersaved is also used. Just my humble > opinion. Hey, you don't have to run a 100-node Beowulf cluster to benefit from this. It would be nice if my systems in my home office would throttle down when they're relatively idle; that might defray some of the several-hundred-dollar electric bill I pay monthly, and during the summer it might even keep the room cooler. -- Frank Mayhar frank@exit.com http://www.exit.com/ Exit Consulting http://www.gpsclock.com/ http://www.exit.com/blog/frank/
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