Disk is cheap

[Tom Buskey]

On Fri, Oct 23, 2009 at 3:29 PM, Alan Johnson <alan at datdec.com> wrote:

> On Fri, Oct 23, 2009 at 12:48 PM, Tom Buskey <tom at buskey.name> wrote:
>
>> I'm constantly running up against users saying disk is cheap.  They can
>> buy a 1 TB USB drive for $100ish ( $0.10/GB) and wonder why the file server
>> has only 200 GB for all 250 users.
>>
>
> So, you just tell them to go get a couple and let you know how it works
> out, right?  I'm about to order one of these sweet little ditties (
> http://www.newegg.com/Product/Product.aspx?Item=N82E16816132016&cm_re=jbod-_-16-132-016-_-Product)
> to put 8 1TB WD Greens in a raid 5, but that's mostly for backups and some
> low traffic VMs like a repos mirror.  Most access will be ioniced to boot.
> I'm pretty much demanding solid state for anything with a significant TPS
> report (you get the memo about the new cover sheets for those?).
>

So, will that card & the PMPs work with OpenSolaris?  (I'm not sure PMPs are
supported except maybe in the latest developer releases).


>
> In any case, it has already proven to be a huge improvement over the
> 4-drive ReadyNAS boxes I just replaced with the 4 disk setup that is going
> to grow into this JBOD.  The ReadyNASs were processor bound by nfsd, if you
> can imagine a processor that slow.  Blah!
>

Imagine it?  I've experienced it.  I bought one for emergency space at
work.  It's about 1/4 the speed and 3x the cost of my home built system.
Sometimes you buy things to satisfy a rule, not because it's the right
thing.

FWIW, a PIII 600 MHz system won't keep up with gigabit either.  I think the
ReadyNAS is a bit slower then that.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://mail.gnhlug.org/mailman/private/gnhlug-discuss/attachments/20091023/3176b4bd/attachment.html