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Modal

Config change causes container filesystem IO errors

Major outage Lasted 17m · started · Modal's page

Level
confirmed
Worst impact
Major outage
Down Index
37of 100

What to do

  • Check whether your product depends on Modal. Check your stack

    Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.
  • Confirm your retries, queues and scheduled jobs caught up after the 17m it lasted.

    Anything that failed between 2025-11-25 15:08 UTC and 2025-11-25 15:25 UTC may need a replay.
  • Subscribe to Modal's feed to hear about the next one first. RSS feed

    https://down.guide/feed?provider=modal works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from Modal 2

  1. update

    An incorrect configuration change applies aggressive throttling on container filesystem bandwidth and is causing downtime. We have reverted the configuration and are managing recovery.

    provider

  2. resolved

    The rollback has completed and errors have subsided.

    provider

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Corrections

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.

Questions about DWN-ed3ee9832c

Is Modal still down?

No, this incident was resolved 2025-11-25 15:25 UTC. For Modal's live state, see https://down.guide/modal.

How long did it last?

17m, from 2025-11-25 15:08 UTC to 2025-11-25 15:25 UTC, by the times Modal posted.

What caused it?

Modal hasn't published a root cause. If it does, it shows here.

Where does this come from?

Modal's official status page, https://status.modal.com, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.