linkerd expired anchors led to cluster downtime
Timeline · 1 update
- resolved Jan 25, 2026, 03:45 PM UTC
From 4:40am to 7:40am PST on Jan 25, 2026, the cluster experienced downtime due to expired trust anchors. New certs have been generated.
Sapling Outage History
Sapling is up right nowSapling had 9 outages in the last 2 years totaling 213h 13m of downtime — averaging 0.4 incidents per month.
There were 9 Sapling outages since September 27, 2025 totaling 213h 13m of downtime. Each is summarised below — incident details, duration, and resolution information.
Chrome 144 breaking change for runtime.onMessage
Affected: Frontend Integration (Extensions)
Timeline · 5 updates
- investigating Jan 16, 2026, 11:24 PM UTC
We are currently patching this issue -- the extension will not work in Chrome v144
- investigating Jan 16, 2026, 11:38 PM UTC
We are continuing to investigate this issue.
- monitoring Jan 17, 2026, 06:53 AM UTC
A fix has been implemented and we are monitoring the results.
- monitoring Jan 19, 2026, 07:20 AM UTC
We are continuing to monitor for any further issues.
- resolved Jan 25, 2026, 03:46 PM UTC
This has been resolved for over 6 days with the new integration. We left the message so those with the older integration would update.
/edits and /spellcheck APIs team_id argument error
Timeline · 1 update
- resolved Dec 31, 2025, 02:38 AM UTC
This incident has been resolved.
AI detect downtime
Timeline · 1 update
- resolved Nov 26, 2025, 07:50 PM UTC
AWS cluster upgrades led to insufficient AI detection pod assignment, leading to latency and then downtime starting from 10:30am PST.
Downtime due to new AWS AMI upgrade
Timeline · 2 updates
AI detector pods overloaded
Affected: APIBackendWebsite
Timeline · 2 updates
- monitoring Nov 07, 2025, 11:24 PM UTC
Limited resources in AWS region have led to insufficient AI detector pods since 11/5
- resolved Nov 08, 2025, 04:01 AM UTC
This incident has been resolved.
Spellcheck latency
Affected: APIBackend
Timeline · 2 updates
- monitoring Oct 08, 2025, 06:33 PM UTC
We have seen a surge in spellcheck usage in the past day resulting in some scaling of the cluster components needed.
- resolved Oct 08, 2025, 06:47 PM UTC
This incident has been resolved.
Spellcheck API / service request failures
Affected: APIBackend
Timeline · 1 update
- resolved Oct 07, 2025, 05:15 PM UTC
Subset of pods failing to connect to caching system after caching system upgrade led to degraded services
High latency
Affected: APIBackendWebsite
Timeline · 1 update
- resolved Sep 27, 2025, 07:15 PM UTC
Delays when writing to S3 resulted in latency spikes across endpoints.