Date: Tue, 05 Feb 2008 21:06:45 +0000 From: Bruce Cran <bruce@cran.org.uk> To: Kostik Belousov <kostikbel@gmail.com> Cc: Alexander Leidinger <Alexander@leidinger.net>, current@freebsd.org, sos@freebsd.org Subject: Re: Load_Cycle_Count and ATA APM Message-ID: <47A8CFE5.5000404@cran.org.uk> In-Reply-To: <20080205203826.GT57756@deviant.kiev.zoral.com.ua> References: <20080205130210.GQ57756@deviant.kiev.zoral.com.ua> <20080205173657.z4l7gf18g00ssso4@webmail.leidinger.net> <20080205203826.GT57756@deviant.kiev.zoral.com.ua>
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Kostik Belousov wrote: > [Replying to the original list of the recipients]. > > On Tue, Feb 05, 2008 at 05:36:57PM +0100, Alexander Leidinger wrote: >> Quoting Kostik Belousov <kostikbel@gmail.com> (from Tue, 5 Feb 2008 >> 15:02:10 +0200): >> >>> I noted that when idle, my laptop HDD increases the Load_Cycle_Count >>> (193) approx. each ten seconds, as reported by smartctl. Have recently >>> read about the Ubuntu and APM mode for hard drives, I searched for the >>> tool to tune APM (that has functionality similar to linux' hdparm -B). >>> >>> It seems that FreeBSD does not have a tool ? Am I wrong ? In case I did >>> not make a mistake, below is the patch that allows to manage APM state >>> of the hard drive using atacontrol. >> Any chance to also handle automatic acoustic management at the same time? > > http://people.freebsd.org/~kib/misc/ata_setcap.2.patch The PR bin/81692 also has a patch to add APM and AAM functionality to atacontrol on FreeBSD 6. -- Bruce
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