Date: Tue, 5 Feb 2008 15:45:10 +0200 From: Kostik Belousov <kostikbel@gmail.com> To: Vince Hoffman <jhary@unsane.co.uk> Cc: current@freebsd.org, sos@freebsd.org Subject: Re: Load_Cycle_Count and ATA APM Message-ID: <20080205134510.GR57756@deviant.kiev.zoral.com.ua> In-Reply-To: <47A85FA5.9050704@unsane.co.uk> References: <20080205130210.GQ57756@deviant.kiev.zoral.com.ua> <47A85FA5.9050704@unsane.co.uk>
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--JCpo+QZzvOT3juay Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Feb 05, 2008 at 01:07:49PM +0000, Vince Hoffman wrote: > Kostik Belousov wrote: > > 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). > >=20 > > 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. > >=20 > /usr/ports/sysutils/ataidle exists and is usable, (I use it on my > laptop.) However it seems it could be a sensible thing to have in > atacontrol. I never looked into it, and I have heard that it has an architectural problems. BTW intent of my patch is to have the ability to turn APM off. Can ataidle do this ? >=20 > Vince >=20 > > Any comments or objections against committing this ? > > http://people.freebsd.org/~kib/misc/ata_setcap.1.patch --JCpo+QZzvOT3juay Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.8 (FreeBSD) iEYEARECAAYFAkeoaGUACgkQC3+MBN1Mb4hHogCdEbMbor0ZLkOPA/G1GIxrgzBq tzsAn3Es4Pa4Mp7/1i4E5XibFrJHvFod =sCKb -----END PGP SIGNATURE----- --JCpo+QZzvOT3juay--
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