Re: Facebook post-mortems...

[Ryan Brooks <ryan () hack net>]

> On Oct 5, 2021, at 10:32 AM, Jean St-Laurent via NANOG <nanog () nanog org> wrote:
>
> If you have some DNS working, you can point it at a static “we are down and we know it” page much sooner,

At the scale of facebook that seems extremely difficult to pull off w/o most of their architecture online.  Imagine 
trying to terminate >billion sessions.

When they started to come back up and had their "We're sorry" page up- even their static png couldn't make it onto the 
wire.