Outage report · Partial outage
Elastic Cloud outage on Sep 9, 2026
Elastic Agent enrollment/check-in failures on 9.5.3 (and 9.4.6) with Fleet remote Elasticsearch output
What happened
Elastic Cloud reported a partial outage starting Sep 9, 2026, 20:44 UTC. It was marked resolved at Sep 17, 2026, 10:30 UTC.
- The incident lasted 7d 13h from first report to resolution.
- It was the 3rd longest of 26 significant outages Elastic Cloud reported in the 12 months up to it.
- Elastic Cloud had reported 19 other partial or major outages in the 90 days before it.
- 7 other vendors we track reported a significant incident within 12 hours of it.
Latest update from Elastic Cloud
We have confirmed that Elastic Agents are no longer experiencing enrollment failures related to this issue. Corrected Fleet Server releases (9.5.4 / 9.4.6) have been available on Elastic Cloud Hosted and Elastic Cloud Enterprise stack packs since September 10, 2026, and all known affected deployments have confirmed recovery. If you upgraded to an affected release before that time and have not yet applied the mitigation, guidance is available here: https://support.elastic.co/knowledge/bee1c75c.
What our independent monitoring saw
Our independent monitoring of Elastic Cloud started after this incident, so this report is based on Elastic Cloud's status page.
Other outages around the same time
Significant incidents other vendors reported within 12 hours of this one.
Elastic Cloud's overall reliability
Elastic Cloud has a reliability score of 26.9/100, with 91.19% effective uptime and 23 incidents over the last 90 days.
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