[OpenIndiana-discuss] Expanding storage with JBOD

[Paolo Aglialoro]

Hello,

I recently received an HP MSA70 to test. It also allows cascaded config,
which is a further point of interest. Has anyone already tried it with
success and, especially, with which controller?
Thanks
P
Il 03/gen/2014 13:28 "Saso Kiselkov" <skiselkov.ml at gmail.com> ha scritto:

> On 1/3/14, 12:13 PM, Roman Naumenko wrote:
> > Saso Kiselkov said the following, on 03-01-14 5:47 AM:
> >> So you'd rather pay $650 instead of $400 for the exact same 10TB
> >> instead? (i.e. 10x1TB ($65) vs. 5x2TB ($80)) Why are you so heavily
> >> focused on the number of spindles vs capacity?
> > Well, theoretically if 1TB works I don't see the reason why 2TB wouldn't.
> Because they're much more expensive on a $/GB basis than equivalent
> 3.5'' drives (and much slower). Also, you can get 4TB 3.5'' drives
> today, whereas 2.5'' maxes out at half that.
>
> >> Also, the IcyBox I recommended to you is a tiny thing you can run on
> >> your desk or stick underneath a staircase out of sight. The MSA50, on
> >> the other hand, is a huge rack-mounted hunk of loud fans. Not least of
> >> all it's gonna cost you a lot more over time if you factor in
> >> electricity costs (http://dft.ba/-7EzE).
> > Power is 200W, I can live with that.
>
> 200W running for 8760 hours (1 year) comes to around $200 (at
> $0.12/kWh). That IcyBox consumes less than 1/4 of that, so if you're
> examining your finances so carefully, factor in an extra $300 over 2
> years you'll spend on the MSA50.
>
> >> I just don't get this obsession of yours with datacenter-grade hardware.
> > Expandable and works.
> And a small box with a power supply and pass-through connectors somehow
> doesn't work? You know you can get SFF-8088 to individual SATA/SAS
> fanout cables, right? And once you stuff the HP MSA50 full of 1TB hard
> drives, it's not expandable anymore. And if you're going to be replacing
> hard drives in the MSA50, you can do the same in the IcyBox.
>
> > Nothing with SFF-8088 comes even close with the
> > price (plus all those brand-new jbods in the price range 1000-2000 - is
> > utterly junk).
> This is used outdated 3G SAS kit you're showing, so it's pretty clear
> it'd be much cheaper.
>
> Overall I think you're trying to save money on entirely the wrong
> things. Get a few good high-capacity disks and a low-power enclosure and
> don't worry about buying a SAS HBA (or if you do, buy one which doesn't
> limit you to 2TB per drive).
>
> --
> Saso
>
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