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[mara] prod incident: prod-down #208

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Description

@vaderyang

🤖 mara detected a production heron incident.

  • Signature: prod-down
  • What: heron health endpoint unreachable or non-200 (HTTP 000)
  • Health URL: http:///api/health
  • HTTP: 000
  • Observed (UTC): 2026-10-17T15:43:48Z
  • Confirmed: failed 3/3 consecutive polls (~10s apart) — not a transient/deploy blip

Health response

000

Log context

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that a host key has just been changed.
The fingerprint for the ED25519 key sent by the remote host is
SHA256:0Y7Sb6cd/PR1zhYtZTsva6KeYxDTxwgsBjRHlfmx7Co.
Please contact your system administrator.
Add correct host key in /home/<user>/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /home/<user>/.ssh/known_hosts:3
  remove with:
  ssh-keygen -f '/home/<user>/.ssh/known_hosts' -R '<ip>'
Host key for <ip> has changed and you have requested strict checking.
Host key verification failed.
(log host unreachable — the whole box may be down)

Filed automatically by mara (prod observer). Dedup window: 6h.
Add agent:assess to route this to the triage → wiwi loop once confirmed actionable.

Activity

  1. added
    maraFiled by the mara prod observer
    incidentProduction incident
    on Oct 17, 2026
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