# Lightstep (ServiceNow Cloud Observability): app.lightstep.com was intermittently unavailable

- Impact (vendor’s label): major
- Status: resolved
- Started: 2023-09-18 20:21 UTC · Resolved: 2023-09-19 09:01 UTC · Duration: 13 h
- Updates: 2 · Affected components: Observability - Web UI - Dashboards, US - Dashboards, Observability - Web UI - Service Directory, US - Service Directory, Observability - Web UI - Logs Search, US - Logs Search, Observability - Web UI - Notebooks, US - Notebooks, Observability - Web UI - Explorer, US - Explorer, Observability - Web UI - Change Intelligence, US - Change Intelligence
- [Vendor status page: https://stspg.io/v4ntf3qnnvsv](https://stspg.io/v4ntf3qnnvsv)
- [Company: Lightstep (ServiceNow Cloud Observability)](https://rewindex.com/company/lightstep.md)

## Part of an outage event

- [AWS outage, Sep 18, 2023: 29 vendors, 29 incidents](https://rewindex.com/events/2023-09-18-aws)
- This incident started in the same window without naming AWS (timing only, not evidence of a link). (timing only, posted +2 h 14 min vs the first vendor naming AWS)

```mermaid
flowchart LR
  root["AWS<br/>own incident not archived"]:::inferred
  h1["Within an hour<br/>3 vendors, 1 blamed AWS<br/>Dagster, Snowflake, Vanta"]:::blames
  root --> h1
  h4["1 to 4 hours later<br/>7 vendors, 5 blamed AWS<br/>Amplitude, Temporal Cloud, Coralogix, Confluent +3"]:::blames
  root --> h4
  me["Lightstep (ServiceNow Cloud Observability) (this incident)<br/>posted +2 h 14 min"]:::me
  root -.->|"same window"| me
```

_Detected automatically from incidents that started together and named the same provider; a link means one incident named another vendor, not a confirmed cause._

## Timeline of updates

- **monitoring** 2023-09-18 20:21 UTC: A fix was implemented and we are monitoring. The outage lasted approximately 10 minutes.
- **resolved** 2023-09-19 09:01 UTC: This incident has been resolved.

## Rewindex changes for this incident

- 2023-09-18 20:21 UTC: [Major incident: app.lightstep.com was intermittently unavailable](https://rewindex.com/change/i980b68545e4877.md)


---
Canonical: https://rewindex.com/company/lightstep/incidents/x6x782dkxqgj · Markdown: https://rewindex.com/company/lightstep/incidents/x6x782dkxqgj.md · JSON: https://rewindex.com/api/v1/companies/lightstep/incidents/x6x782dkxqgj · Generated 2026-10-20T01:32:23.253Z