Date: Tue, 16 Nov 2010 15:54:19 -0800 From: Garrett Cooper <gcooper@FreeBSD.org> To: Alexander Best <arundel@freebsd.org> Cc: Bruce Cran <bruce@cran.org.uk>, Tijl Coosemans <tijl@coosemans.org>, Oliver Fromme <olli@lurza.secnetix.de>, freebsd-hackers@freebsd.org, Alexander Motin <mav@freebsd.org>, =?ISO-8859-1?Q?Dag=2DErling_Sm=F8rgrav?= <des@des.no> Subject: Re: Summary: Re: Spin down HDD after disk sync or before power off Message-ID: <AANLkTinOvk0YDKOodpp88%2BBx82O=C3P9%2BTfywMpBf4D4@mail.gmail.com> In-Reply-To: <20101116235051.GA62744@freebsd.org> References: <201009161742.24228.tijl@coosemans.org> <201009161619.o8GGJAmv035378@lurza.secnetix.de> <20101018155944.GA12425@freebsd.org> <868w1r92rf.fsf@ds4.des.no> <20101021122110.GA65490@freebsd.org> <4CC156F5.1050109@FreeBSD.org> <20101022100309.GA16446@freebsd.org> <20101116204000.00005aea@unknown> <20101116221725.GA49789@freebsd.org> <4CE3125E.1000307@FreeBSD.org> <20101116235051.GA62744@freebsd.org>
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On Tue, Nov 16, 2010 at 3:50 PM, Alexander Best <arundel@freebsd.org> wrote: > On Wed Nov 17 10, Alexander Motin wrote: >> Alexander Best wrote: >> > On Tue Nov 16 10, Bruce Cran wrote: >> >> On Fri, 22 Oct 2010 10:03:09 +0000 >> >> Alexander Best <arundel@freebsd.org> wrote: >> >> >> >>> so how about olivers patch? it will only apply to ata devices so it's >> >>> garanteed not to break any other CAM devices (i'm thinking about the >> >>> aac controller issue). you could revert your previous shutdown work >> >>> and plug olivers patch into CAM. you might want to replace the >> >>> combination of flush/standby immediate with sleep. >> >> One problem with the code that's been committed is that the shutdown >> >> event handler doesn't get run during a suspend operation so an >> >> emergency unload still gets done when running "acpiconf -s3". >> > >> > unfortunately i don't think a can help you on that one. acpi never worked for >> > me! even 'acpiconf -s1' will hopelessly crash my system. :( >> >> It is not necessary to have fully working suspend to work on this. >> Bounce mode should be enough. If bounce is also not working for you - it >> definitely should be the first thing to fix. > > bounce mode? sorry i'm lost. $ sysctl debug.acpi.suspend_bounce debug.acpi.suspend_bounce: 0
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