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Date:      Mon, 21 Mar 2016 20:15:24 -0600
From:      Jim Thompson <jim@netgate.com>
To:        Ian Lepore <ian@freebsd.org>
Cc:        bob prohaska <fbsd@www.zefox.net>, freebsd-arm@freebsd.org
Subject:   Re: Effect of partitioning on wear-leveling
Message-ID:  <1973487B-0AA7-468D-A9CC-319FBE2122F0@netgate.com>
In-Reply-To: <1458600070.68920.107.camel@freebsd.org>
References:  <20160321175952.GA83908@www.zefox.net> <1458586884.68920.96.camel@freebsd.org> <20160321221153.GB83908@www.zefox.net> <1458600070.68920.107.camel@freebsd.org>

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> On Mar 21, 2016, at 4:41 PM, Ian Lepore <ian@freebsd.org> wrote:
>=20
> Also, it's been my experience that it's impossible to "wear out" an
> sdcard.  I once ran a program that just wrote random data continuously
> at full speed to a 512MB card for several months nonstop.  No noticible
> effect on the card.  I actually still use that card today (in one of
> our older products whose filesystem image only needs about 40MB).

Now try random power fails while writing.  It won't last through 1000 of the=
m. (eMMC is way better here.)=



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