[Outages-discussion] S3 Outages Postmortem

Bob Strecansky bob at mailchimp.com
Wed Mar 1 14:20:56 EST 2017


I was thinking it had to most likely be a networking problem; considering
that it was so abrupt to come off and come on.

On Wed, Mar 1, 2017 at 2:17 PM Kevin Blackham <blackham at gmail.com> wrote:

> I have some insights, but I'm under NDA. This was big enough I expect some
> public disclosure (my words).
>
> I can tell you we observed lots of services affected, not just S3. EBS was
> jacking up IO all over the place, and many machines didn't even ping. SES
> was quite broken, as was autoscaling. One might conclude it was a network
> problem.
>
> On Mar 1, 2017 12:09, "Bob Strecansky" <bob at mailchimp.com> wrote:
>
> Has anyone heard anything about why S3 was down for 5 hours yesterday?
> Usually Amazon doesn't post postmortems, and i'm curious as to what
> happened.
>
> Thanks,
>
> Bob Strecansky
> --
> Thanks,
>
> -B
>
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>
> --
Thanks,

-B
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