Changes / LaunchDarkly / Event Ingestion Delays

LaunchDarkly: Major incident: Event Ingestion Delays

Summary

LaunchDarkly reported major event-ingestion delays affecting Experimentation results and Guarded Rollouts, starting 2026-05-19 14:49 UTC and resolving 2026-05-19 14:54 UTC (5 min). No data was lost; the vendor said it identified the root cause and was releasing a fix, then confirmed normal ingestion and full restoration.

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

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

What changed

AddedTitle#1
Before: not present
After: Event Ingestion Delays
AddedImpact#2
Before: not present
After: major
AddedStatus#3
Before: not present
After: resolved
AddedStart time#4
Before: not present
After: 2026-05-19 14:49 UTC
AddedResolved time#5
Before: not present
After: 2026-05-19 14:54 UTC
AddedAffected components#6
Before: not present
After: Experimentation (core functionality) - Experiment results processing, Experiment results processing, Guarded Rollouts (core functionality) - Rollout results processing, Rollout results processing
AddedUpdateidentified#7
Before: not present
After: We are currently experiencing delays in event ingestion, which is impacting Experimentation results and Guarded Rollouts. No data has been lost — all results and events are intact and will be fully accessible once a fix has been deployed. We have identified the root cause and a fix is being released now.
AddedUpdateresolved#8
Before: not present
After: This incident has been resolved. Event ingestion is operating normally and all Experimentation results and Guarded Rollouts are fully restored. No data was lost. We apologize for any inconvenience caused. Results were delayed from 6:58am PDT to 7:52am PDT

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

History of this incident

When (UTC)ChangeKind
Major incident: Event Ingestion Delays (this change)
LaunchDarkly reported major event-ingestion delays affecting Experimentation results and Guarded Rollouts, starting 2026-05-19 14:49 UTC and resolving 2026-05-19 14:54 UTC (5 min). No data was lost; the vendor said it identified the root cause and was releasing a fix, then confirmed normal ingestion and full restoration.
Major incident

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