Changes / MongoDB Atlas / Issue impacting Atlas Search availability on certain clusters

MongoDB Atlas: Major incident: Issue impacting Atlas Search availability on certain clusters

Summary

MongoDB Atlas reported a major Atlas Search incident causing mongot crashes and potential search and vector search outages for a subset of users. It started at 2026-10-09 16:29 UTC and was resolved at 2026-10-09 18:17 UTC, lasting 1 h 47 min. A fix was deployed at 10-09 17:09 UTC.

Machine-written from the diff below (Sol; type: incident outage). Check the diff before relying on it.

Major incidentLabel: outage (model (Jev), 100%)Changed Detected Source: stspg.io

What changed

AddedTitle#1
Before: not present
After: Issue impacting Atlas Search availability on certain clusters
AddedImpact#2
Before: not present
After: major
AddedStatus#3
Before: not present
After: resolved
AddedStart time#4
Before: not present
After: 2026-10-09 16:29 UTC
AddedResolved time#5
Before: not present
After: 2026-10-09 18:17 UTC
AddedAffected components#6
Before: not present
After: MongoDB Atlas Search
AddedUpdateinvestigating#7
Before: not present
After: Ongoing Atlas Search incident known to cause mongot crashes, potential search and vector search outage, impacting a subset of search and vector search users in the Atlas fleet. We have identified the issue and are working on a fix.
AddedUpdateidentified#8
Before: not present
After: The issue has been identified and a fix is being implemented.
AddedUpdatemonitoring#9
Before: not present
After: A fix has been deployed and we are monitoring.
AddedUpdateresolved#10
Before: not present
After: This incident has been resolved.

First version of this incident archived by Rewindex. View the live incident.

History of this incident

When (UTC)ChangeKind
Major incident: Issue impacting Atlas Search availability on certain clusters (this change)
MongoDB Atlas reported a major Atlas Search incident causing mongot crashes and potential search and vector search outages for a subset of users. It started at 2026-10-09 16:29 UTC and was resolved at 2026-10-09 18:17 UTC, lasting 1 h 47 min. A fix was deployed at 10-09 17:09 UTC.
Major incident

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