Date: Sun, 20 Sep 2015 17:11:49 -0400 From: Quartz <quartz@sneakertech.com> To: freebsd-fs@freebsd.org Subject: Re: ZFS cpu requirements, with/out compression and/or dedup Message-ID: <55FF2115.8010209@sneakertech.com> In-Reply-To: <55FF111A.4040300@kateley.com> References: <CAEW%2BogbPswfOWQzbwNZR5qyMrCEfrcSP4Q7%2By4zuKVVD=KNuUA@mail.gmail.com> <55FF111A.4040300@kateley.com>
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> Any algorithm for TB's of storage and cpu/ram is usually wrong. dedup is kind of a special case though, because it has to keep the entire DDT in non-paged ram (assuming you want the machine to be usable). Of course, the rule of thumb is for USED space. 40TB of blank space won't need any ram obviously.home | help
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