Date: Wed, 27 Jan 2010 13:14:20 +0000 From: Igor Mozolevsky <igor@hybrid-lab.co.uk> To: freebsd-hackers@freebsd.org, alexbestms@wwu.de Subject: Re: Spin down HDD after disk sync or before power off Message-ID: <a2b6592c1001270514t1609c573idd090b9aae313759@mail.gmail.com> In-Reply-To: <201001271234.o0RCYvbe040070@lurza.secnetix.de> References: <permail-20100126191723f7e55a9d00001a52-a_best01@message-id.uni-muenster.de> <201001271234.o0RCYvbe040070@lurza.secnetix.de>
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2010/1/27 Oliver Fromme <olli@lurza.secnetix.de>: > Second, you should make sure that ATA_STANDBY_IMMEDIATE is > only used when a poweroff is requested, but not in other > cases. =C2=A0Of course, ATA_FLUSHCACHE should *always* be sent. Would SLEEP not be a better option than STANBY IMMEDIATE, as SLEEP actually turns the disk's interface off so the disk cannot be woken up by any command other than RESET? Cheers, -- Igor
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