> Date: Fri, 27 Jan 2006 04:03:14 -0500 > From: Mike Jakubik <mikej_at_rogers.com> > Sender: owner-freebsd-current_at_freebsd.org > > Brian Candler wrote: > > I guess this is OK, *if* you trust the power management system to do its job > > properly. Unfortunately I have very bad experiences of such things. In many > > cases I've ended up turning off power management completely and locking > > everything at max clock speed. Mind you, if I do that, anything you do with > > scaling factors isn't going to affect me, so actually I don't really care. > > I'll shut up now :-) > > > > Let's not forget, FreeBSD is really a server OS. Who in their right mind > uses power saving features on a server? It sounds nice in theory, but > doesn't work as well. Playing devil's advocate a bit, don't forget that thermal management will throttle performance even if it is set to maximum (as it should be on a compute server). This should never happen, but fans and air coolers do fail. -- R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: oberman_at_es.net Phone: +1 510 486-8634Received on Fri Jan 27 2006 - 15:56:48 UTC
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