[Wikimedia-l] Dells are backdored

[Liam Wyatt]

As a non-technical person on this list, I have no idea what you just said
Lesile (and Tim, earlier in this thread) but I greatly enjoyed reading it!
Keep up the good work :-)
-Liam / Wittylama

On Tuesday, 31 December 2013, Leslie Carr wrote:

> Oh man ---
>
> The trolling here is amazing!!!
>
> First off, you can't just plug a fiber cable into an ethernet socket.
> You need at least SFP+'s for 10G fiber connections, plus the cost of
> fiber itself -- it's way more expensive than a 100mbit connection.
>
> That said, we do use SFP+ based 10G for our varnish layer -- the
> amount of traffic pushed by those boxes compared to the amount it
> would cost to buy a bunch of additional machines makes the extra cost
> of the interfaces (and don't forget the switch ports! 10G switches
> cost more than 100mbit switches) make perfect financial sense.
>
> Leslie
>
> PS - someone technical may point out that DAC (which is copper! gasp!)
> is cheaper than two SFP+'s and a fiber cable.  That's true!  However
> we have had major issues with DAC compatibility on the switch side,
> and some issues on the hardware side.  SFP+'s rarely (albeit
> occasionally) have that issue.  Plus we can keep a spare inventory
> that is usable in multiple places, making our sparing easier and life
> easier on the DC techs when we need to scramble for an unexpected 10G
> need.
>
>
> On Sun, Dec 29, 2013 at 10:10 PM, James Salsman <jsalsman at gmail.com<javascript:;>>
> wrote:
> >> Maximum 100 Mbps ethernet connection....
> >
> > We should be using fiber, which also costs less power and is orders of
> > magnitude faster.
> >
> > If the words "enterprise-class" actually mean something more than
> > "much larger markup than purchasing components" then go with something
> > like http://www.marvell.com/company/news/pressDetail.do?releaseID=3576
> >
> > For example, maybe the http://www.mitac.com/business/gfx_servers.html
> > people have benchmarks representative of our DB/cache usage patterns.
> > It's not like we have anything special (or x86-specific, Jasper!)
> > other than very high bandwidth.
> >
> > At least put out an RFP, please.
> >
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>
> --
> Leslie Carr
> Wikimedia Foundation
> AS 14907, 43821
> http://as14907.peeringdb.com/
>
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