Wikimedia incident

Database issues

Critical Resolved View vendor source →

Wikimedia experienced a critical incident on August 14, 2024 affecting Editing, lasting 6h 17m. The incident has been resolved; the full update timeline is below.

Started
Aug 14, 2024, 02:22 PM UTC
Resolved
Aug 14, 2024, 08:39 PM UTC
Duration
6h 17m
Detected by Pingoru
Aug 14, 2024, 02:22 PM UTC

Affected components

Editing

Update timeline

  1. investigating Aug 14, 2024, 02:22 PM UTC

    We're currently experiencing a recurrence of lag on our MariaDB S4 primary instance. We are investigating to determine the root cause.

  2. monitoring Aug 14, 2024, 02:40 PM UTC

    We have mitigated the issue, but we are still searching for the root cause. We are monitoring the situation. Short recurrences are likely.

  3. resolved Aug 14, 2024, 08:39 PM UTC

    We've made changes to reduce primary database load, and things are stable for now.