Changes / Ably / Elevated Attach Error Rate in eu-west-1

Ably: Major incident: Elevated Attach Error Rate in eu-west-1

Summary

Ably reported a major incident involving elevated attachment errors in eu-west-1, affecting Ably Pub/Sub - Europe (Ireland) and Europe (Ireland). It started at 2026-02-14 05:57 UTC and lasted 8 min, resolving at 2026-02-14 06:05 UTC; Ably implemented a fix but did not state a cause.

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

Major incidentLabel: outage (model (Jev), 82%)Changed Detected Source: stspg.io

What changed

AddedTitle#1
Before: not present
After: Elevated Attach Error Rate in eu-west-1
AddedImpact#2
Before: not present
After: major
AddedStatus#3
Before: not present
After: resolved
AddedStart time#4
Before: not present
After: 2026-02-14 05:57 UTC
AddedResolved time#5
Before: not present
After: 2026-02-14 06:05 UTC
AddedAffected components#6
Before: not present
After: Ably Pub/Sub - Europe (Ireland), Europe (Ireland)
AddedUpdateinvestigating#7
Before: not present
After: We're experiencing an elevated level of attachment errors in eu-west-1 and are currently looking into the issue.
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 implemented and we are monitoring the results.
AddedUpdateresolved#10
Before: not present
After: This incident has now been resolved.

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

History of this incident

When (UTC)ChangeKind
Major incident: Elevated Attach Error Rate in eu-west-1 (this change)
Ably reported a major incident involving elevated attachment errors in eu-west-1, affecting Ably Pub/Sub - Europe (Ireland) and Europe (Ireland). It started at 2026-02-14 05:57 UTC and lasted 8 min, resolving at 2026-02-14 06:05 UTC; Ably implemented a fix but did not state a cause.
Major incident

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