Hi James, > Message: 2 > Date: Tue, 29 Oct 2013 11:23:14 +0000 > From: ja...@peacon.co.uk > To: Gregory Farnum <g...@inktank.com> > Cc: ceph-users@lists.ceph.com > Subject: Re: [ceph-users] Seagate Kinetic > Message-ID: <81dbc7ae324ac5bc6afd85aef080f...@peacon.co.uk> > Content-Type: text/plain; charset=UTF-8; format=flowed <SNIP> > - Commercial grid-style SAN is maybe ?1.70 per usable GB
I wouldn't know, but for that money I'd be expecting very high-performance and all the service trimmings. > - Ceph cluster of about 1PB built on Dell hardware is maybe ?1.25 per > usable GB That sounds a bit steep. I'm working on Dell Ceph configs at the moment, whilst I know we're getting decent discounts they aren't out of the ordinary for medium-large volumes - we're not even buying a PB up-front. For a straight disk setup (4TB NL-SAS) on an Intel Ivy platform including PERC 710p we're looking at about ~AU0.30c per usable GB. For a 1:2 (200GB DCS3700 SSD : 4TB NL-SAS) setup it's under ~AU0.60c. And erasure coding is coming (so usable capacity goes up)! -- Cheers, ~Blairo
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