Zulip incident

Image thumbnailing delays

Minor Resolved View vendor source →

Zulip experienced a minor incident on December 19, 2025 affecting Zulip Cloud, lasting 1h 12m. The incident has been resolved; the full update timeline is below.

Started
Dec 19, 2025, 02:01 PM UTC
Resolved
Dec 19, 2025, 03:13 PM UTC
Duration
1h 12m
Detected by Pingoru
Dec 19, 2025, 02:01 PM UTC

Affected components

Zulip Cloud

Update timeline

  1. investigating Dec 19, 2025, 02:01 PM UTC

    We're investigating delays generating image thumbnails.

  2. monitoring Dec 19, 2025, 02:05 PM UTC

    We've cleared the image thumbnailing backlog, and are monitoring the fix.

  3. resolved Dec 19, 2025, 03:13 PM UTC

    This incident has been resolved.