MongoDB Atlas outage on 2026-08-18: Atlas UI and API Periodic Unavailability

This incident has been resolved. Following the incident, we identified an issue that caused some internal Atlas jobs not to start as scheduled, resulting in delays to certain changes. The issue was related to this incident "Atlas UI and API Periodic Unavailability" which has been remediated. Customer clusters and their data were not affected; the impact was limited to the timing of control-plane operations. This jobs issue has been resolved as well.