[FoRK] Amazon S3 storage service

Eugen Leitl < eugen at leitl.org > on > Fri Mar 17 12:12:43 PST 2006

On Fri, Mar 17, 2006 at 11:34:31AM -0800, Aaron Burt wrote:
> On Thu, Mar 16, 2006 at 12:27:42PM +0100, Eugen Leitl wrote:
> > I have never understood why nobody builds Ethernet drives. (Yes,
> > I know, but Seagate doesn't sell them, and you pay through the
> > nose for shelves and cases).
> Buffalo and others sell consumer-oriented NAS boxes that run Linux.  Pop

You don't want an anemic CPU in the loop. The complexity of mapping
a block device to Ethernet frame is low enough for an ASIC.

> on an ATA over Ethernet daemon and you're set.  See also Coraid.

I know about Coraid. That's why mentioned Seagate.
> Hm, a bit of clever embedded design could yield a SATA-ATAoE gizmo.  The
> Seagate NL35 drives are just under the limit for 802.3af Power-over-Ethernet.
> One RJ45, one drive, one quarter-TB.

Now that's a cool idea. But you can't do PoE on GBit lines, and
a drive will need something faster than Fast Ethernet.

Eugen* Leitl <a href="http://leitl.org">leitl</a> http://leitl.org
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