Date: Wed, 3 Feb 2010 14:43:45 +0100 (CET) From: Oliver Fromme <olli@lurza.secnetix.de> To: freebsd-hackers@FreeBSD.ORG, alexbestms@wwu.de, wblock@wonkity.com, jkim@FreeBSD.ORG Subject: Re: Spin down HDD after disk sync or before power off Message-ID: <201002031343.o13Dhj7i052507@lurza.secnetix.de> In-Reply-To: <permail-20100131205937f0889e84000009fa-a_best01@message-id.uni-muenster.de>
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Alexander Best wrote: > imo this patch takes good care of the problem. would be nice to > have it in HEAD. No -- *Please* make sure that the disks are only spun down upon an actual power-off command (i.e. when reboot() is called with the RB_POWEROFF flag). In all other cases the disks should keep running. It's not good to have the disks spin down and then immediately spin up again on every reboot. Best regards Oliver -- Oliver Fromme, secnetix GmbH & Co. KG, Marktplatz 29, 85567 Grafing b. M. Handelsregister: Registergericht Muenchen, HRA 74606, Geschäftsfuehrung: secnetix Verwaltungsgesellsch. mbH, Handelsregister: Registergericht Mün- chen, HRB 125758, Geschäftsführer: Maik Bachmann, Olaf Erb, Ralf Gebhart FreeBSD-Dienstleistungen, -Produkte und mehr: http://www.secnetix.de/bsd (On the statement print "42 monkeys" + "1 snake":) By the way, both perl and Python get this wrong. Perl gives 43 and Python gives "42 monkeys1 snake", when the answer is clearly "41 monkeys and 1 fat snake". -- Jim Fulton
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