Date: Fri, 24 Oct 2014 11:46:52 +0200 From: Zenny <garbytrash@gmail.com> To: =?UTF-8?B?SmVhbi1Tw6liYXN0aWVuIFDDqWRyb24=?= <jean-sebastien.pedron@dumbbell.fr> Cc: freebsd-stable@freebsd.org Subject: Re: Removal of legacy X.Org (aka non-WITH_NEW_XORG) Message-ID: <CACuV5sCEUJZq0xEL9_zVAQgsWGFdda7=Ed5U5Y=wnim%2BM1DrQg@mail.gmail.com> In-Reply-To: <54493E14.6000500@dumbbell.fr> References: <E1XgBt6-0004nO-MV@dilbert.ingresso.co.uk> <54451422.1070403@FreeBSD.org> <54451E2A.1020309@FreeBSD.org> <CACuV5sBsC%2BGaYDbfiJVxyA6LTQpcr52jzGWFy4b6JYMBW7E%2Bww@mail.gmail.com> <CAJ-VmonrGbne9E%2BfwT2SWuh-N5DgS=w9UUvkoQpY6uKjTdE8GQ@mail.gmail.com> <CACuV5sABRt_4tDRTAs6EoNtyoD_-LbMO272t0hzZSOjmfyZCLA@mail.gmail.com> <CAJ-VmomcuMsRMDRQUKrg2aVnvOwe6ijLh0q0DmExQsS63vOngg@mail.gmail.com> <54493E14.6000500@dumbbell.fr>
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On 10/23/14, Jean-S=C3=A9bastien P=C3=A9dron <jean-sebastien.pedron@dumbbel= l.fr> wrote: > On 23.10.2014 18:31, Adrian Chadd wrote: >> Would you be willing to conduct the power test without the GPUs >> installed? There may be something missing in FreeBSD and they may not >> be clocking down when idle. > > Our Radeon kernel driver doesn't support power management. This feature > was first added to Linux 3.11 (we're at 3.8) and was considered stable 3 > or 4 releases later. > > This means that, currently, the card's clock and voltage are the factory > boot-time defaults. For most cards, they are low and the card has poor > performance, compared to Windows/Linux. For a few exceptions, the card > is running at its maximum, leading to high temperatures and fans > spinning fast. Yep, this sounds to be the reason of the problem, I guess. > > -- > Jean-S=C3=A9bastien P=C3=A9dron > >
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