Date: Wed, 14 Jan 2015 18:00:51 +0100 From: Albert Shih <Albert.Shih@obspm.fr> To: linda@kateley.com Cc: freebsd-fs@freebsd.org Subject: Re: How many ram... Message-ID: <20150114170051.GB97640@pcjas.obspm.fr> In-Reply-To: <54B69E4A.9010402@kateley.com> References: <20150113105240.GA33162@pcjas.obspm.fr> <54B528AC.9090901@kateley.com> <20150114163849.GA97640@pcjas.obspm.fr> <54B69E4A.9010402@kateley.com>
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Le 14/01/2015 à 10:50:18-0600, Linda Kateley a écrit > I will say one more thing.. I also have a customer who uses zfs for > security camera storage. The cameras deliver 100's of k bytes per > minute... But they save the data for a very very very long time. That > kind of system would need very little ram(maybe 8GB) but lots and lots > of disk. Thanks you very much. May I ask you something (feel free to not answer of course ). I saw on your > >> 32GB ram. http://kateleyco.com/?p=815 you have install I quote «hey will have 252 4TB drives in 6 45-drive chassis with multiple controllers» do you have any idea how many pool they have ? how many disk they put in one raid ? how many raid they put in one pool ? Actually I've one server a very big pool (I known some tell me it's too big) with 72 disks in 6 raidz2. Thanks. Regards. JAS -- Albert SHIH DIO bâtiment 15 Observatoire de Paris 5 Place Jules Janssen 92195 Meudon Cedex France Téléphone : +33 1 45 07 76 26/+33 6 86 69 95 71 xmpp: jas@obspm.fr Heure local/Local time: mer 14 jan 2015 17:54:33 CET
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