Date: Sun, 29 Jul 2012 13:05:10 +0200 (CEST) From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> To: Erich Dollansky <erichfreebsdlist@ovitrap.com> Cc: questions@freebsd.org, Vladimir Videscu <vladimir.videscu@gmail.com> Subject: Re: FreeBSD on SSD Message-ID: <alpine.BSF.2.00.1207291304290.3860@wojtek.tensor.gdynia.pl> In-Reply-To: <20120729064846.3bc37892@AMD620.ovitrap.com> References: <CAMxhPyt-gF228nX0DNrdsFVXKVx6YjZVa7obfov5vf%2BdtV71zw@mail.gmail.com> <alpine.BSF.2.00.1207281229260.6801@wojtek.tensor.gdynia.pl> <CAKB6gVgEyvVYaUvLkvE_AU-aViJxHAiLu6drcodLjOOBeNEYLg@mail.gmail.com> <CAMxhPysfghi-0ufy0OU0nonqha5mFeRacPVXM0MBDe6fqxmjUg@mail.gmail.com> <alpine.BSF.2.00.1207282016110.9859@wojtek.tensor.gdynia.pl> <20120729064846.3bc37892@AMD620.ovitrap.com>
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> > You will have to read afterwards the same 8GB over and over again to > make the drive believe that you want to have these 8GB faster. and do it randomly. disk is for sure smart enough to not cache long linear reads . > > How to make sure that the data is really cached? > There is no way. true. That's why i don't like such solution. And such drive is very expensive.
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