nanog mailing list archives

Re: iOS 7 update traffic


From: "Justin M. Streiner" <streiner () cluebyfour org>
Date: Thu, 19 Sep 2013 14:45:44 -0400 (EDT)

On Thu, 19 Sep 2013, Warren Bailey wrote:

I'm trying to highlight a point that not all of us have studly 1gbps connections to Akamai. Some of us have to move data into orbit and back.. Some of us are not like the rest of you. These types of situations should not happen in general.. We live in the future. This is like sending a bulk fax to every user on a switch, and when the other users get busy signals I somehow need to realign my view of reality.

I suspect that Apple and others did not take the latency and bandwidth limitations of satellite Internet access into account when developing their software distribution model - if they took such things into account at all. If I had to guess, they probably used basic DSL, cable modem, or 4G LTE service as their lowest common denominator. I would guess their assumption is that the vast majority of people who own iThings have an equivalent kind of Internet connection at their disposal. I'm not saying that's right or wrong, but I wouldn't be surprised if that's their thought process.

I fully understand that it's very difficult and expensive to evolve the orbiting pieces of your network to get more bandwidth. Designing, building, flying, and operating a new bird is obscenely expensive. Higher data rates impose limitations of their own, re: rain fade, etc, plus the CPE might need to be replaced.

A single Internet point or software update should not cause all of this discussion. You guys are collectively posting hundreds of gbps for basically a single software update, and comparing it to point releases from vendors.

What happened is not an unprecedented occurrence. I used to work at an ISP, and I remember our customers crushing our pipes during an infamous Victoria's Secret webcast many moons ago. Many websites for major news outlets seized up on 9/11 because they couldn't handle the number of requests that were coming in. Joe Schmoe's website blows up because he was featured in an article on Slashdot. That was before the days when geographically dispersed content distribution became commonplace and websites weren't nearly as content-heavy as they are today.

Why do I feel like many of you are spoiled with all of this cheap and fast bandwidth? Do you guys not remember your 9600bps modem?

I won't disagree (happy with my fios service, other than the complete inability to get a straight answer from anyone in charge re: when IPv6 will be available in my area but that's a topic for another thread), and yes, I do remember 9600 bps modems. I started at 1200 bps, and my first reaction when I got a 2400 bps modem was 'Holy crap is this fast!' ;) For some reason, I recall the jump from 2400 to 14400 'feeling' somewhat less awe-inspiring.

Many of you would have suffered heart failure if I sent you a 100mb file only 10 years ago. Keep that in mind.. Not everyone has their Internet coming off the end of an sfp.

I didn't have a hard drive with enough space to store 100 MB of anything at that point ;)

jms


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