Date: Mon, 14 Feb 2011 16:55:07 -0700 From: Chad Perrin <perrin@apotheon.com> To: FreeBSD <freebsd-questions@freebsd.org> Subject: Re: FreeBSD and SSD drives Message-ID: <20110214235507.GA66554@guilt.hydra> In-Reply-To: <7583C9E5-EA30-4C75-BDF7-C1BA123B8334@mac.com> References: <AANLkTim-u5Nd8NQ_t555o5qYwRd5Ltf6Ud5rYD_G2x7N@mail.gmail.com> <20110213092353.GA58281@guilt.hydra> <20110213073801.65518b9c@scorpio> <20110213131051.00001ebf@unknown> <20110213085805.72f0132d@scorpio> <20110213164748.GB60459@guilt.hydra> <AANLkTi=NOUgFC3iOesKkb9%2BgLEpAAKdvcMh8Am99im%2Bi@mail.gmail.com> <20110213181223.GD55168@orange.esperance-linux.co.uk> <AANLkTinGpj1Eb2FAybP%2BDOWUs48LeHC0d6=bMRZbby%2Bx@mail.gmail.com> <7583C9E5-EA30-4C75-BDF7-C1BA123B8334@mac.com>
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--GvXjxJ+pjyke8COw Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Feb 14, 2011 at 03:32:30PM -0800, Chuck Swiger wrote: >=20 > >From what I understand (a quick review of wikipedia helps :), modern > >flash cards are now typically rated for 100K writes, include ECC bits > >to actually correct or at least detect errors and try to remap bad > >blocks to unused blocks, and implement wear-leveling techniques of > >varying degrees of effectiveness. >=20 > Regards, > --=20 > -Chuck >=20 > PS: Reposted from a NetBSD thread, was > <D5AF2A8E-FEF0-467E-BE4A-B01243E21F1A@mac.com>.... Just make sure you double-check the rating for the specific SSD storage hardware you're actually using. The fact the state of the art is better now than it was does not mean you are using state of the art hardware. --=20 Chad Perrin [ original content licensed OWL: http://owl.apotheon.org ] --GvXjxJ+pjyke8COw Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iEYEARECAAYFAk1ZwNsACgkQ9mn/Pj01uKWhHACg6ObI3eTY14yea4YSZ6/Z+QOw fekAoOfz+4i7RHhx6Ydsju/PxuXNEg7F =g7Ca -----END PGP SIGNATURE----- --GvXjxJ+pjyke8COw--
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