Date: Fri, 17 Feb 2012 13:57:28 -0600 From: Adam Vande More <amvandemore@gmail.com> To: Alexander Best <arundel@freebsd.org> Cc: freebsd-fs@freebsd.org Subject: Re: freebsd-swap on ssd Message-ID: <CA%2BtpaK27uhsrjjKzD5V0_Xtwt%2B_st_PDWVYdrw15ig3cTcLR=A@mail.gmail.com> In-Reply-To: <20120217193031.GA34283@freebsd.org> References: <20120217141607.GA63659@freebsd.org> <4F3E9A14.3070605@freebsd.org> <20120217190921.GA26568@freebsd.org> <4F3EA75C.6070407@freebsd.org> <20120217193031.GA34283@freebsd.org>
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On Fri, Feb 17, 2012 at 1:30 PM, Alexander Best <arundel@freebsd.org> wrote: > ahh is see. i wasn't aware of that. so in theory doing > > while true; do dd if=/dev/zero bs=4096 of=/dev/ssd count=1; done > > will not overwrite the first sector continuously, but the ssd controller > will > make sure the writes are being sprinkled all over the actual ssd? > Sounds like you are seeking info on this process: http://en.wikipedia.org/wiki/Wear_leveling -- Adam Vande More
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