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<div class="moz-cite-prefix"><a class="moz-txt-link-abbreviated" href="mailto:jcurran@istaff.org">jcurran@istaff.org</a> wrote:<br>
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cite="mid:8130A86F-FED8-4CB1-AD47-ABC4158CB2DB@istaff.org">
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<div class="">Fairly abstract - Facebook Engineering - <a
href="https://m.facebook.com/nt/screen/?params={"note_id":10158791436142200}&path=/notes/note/&_rdr"
class="" moz-do-not-send="true">https://m.facebook.com/nt/screen/?params=%7B%22note_id%22%3A10158791436142200%7D&path=%2Fnotes%2Fnote%2F&_rdr</a></div>
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<div class="">Also, Cloudflare’s take on the outage - <a
href="https://blog.cloudflare.com/october-2021-facebook-outage/"
class="" moz-do-not-send="true">https://blog.cloudflare.com/october-2021-facebook-outage/</a></div>
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<div class="">FYI,</div>
<div class="">/John</div>
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This may be a dumb question, but does this suggest that Facebook
publishes rather short TTLs for their DNS records? Otherwise, why
would an internal failure make them unreachable so quickly?<br>
<br>
Miles Fidelman<br>
<br>
<pre class="moz-signature" cols="72">--
In theory, there is no difference between theory and practice.
In practice, there is. .... Yogi Berra
Theory is when you know everything but nothing works.
Practice is when everything works but no one knows why.
In our lab, theory and practice are combined:
nothing works and no one knows why. ... unknown</pre>
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