# Prisma: Major incident: Accelerate degraded operation in us-east-1 region

**Summary:** _summary pending_
## Part of an outage event

- [AWS us-east-1 outage, Oct 20, 2025: 141 vendors, 181 incidents](https://rewindex.com/events/2025-10-20-aws-us-east-1)
- This incident blames AWS as the cause. (hop 1, posted +8 h 9 min vs AWS’s own post)
- Evidence: “…Accelerate degraded operation in us-east-1 region We're continuing to see healthy operation of services in us-east-1 region. This incident has been resolved. Description: We identified an upstream inf…”

```mermaid
flowchart LR
  root["AWS us-east-1<br/>posted 07:11 UTC"]:::root
  before["Posted before AWS did<br/>5 vendors, 4 blamed AWS<br/>Salesforce, Descope, Ashby +2"]:::blames
  root --> before
  h1["Within an hour<br/>18 vendors, 17 blamed AWS<br/>Asana, Firebolt, Monday.com +15"]:::blames
  root --> h1
  h4["1 to 4 hours later<br/>30 vendors, 29 blamed AWS<br/>SingleStore, Loops, Buildkite +27"]:::blames
  root --> h4
  later["Later<br/>45 vendors, 44 blamed AWS<br/>RudderStack, Airbyte, Unbounce +42"]:::blames
  root --> later
  p0["Twilio<br/>posted +15 min"]:::blames
  root --> p0
  k0["BigCommerce<br/>+2 h 46 min"]:::hop2
  p0 -->|"blamed Twilio"| k0
  p1["Webflow<br/>posted +4 h 37 min, did not name AWS"]:::timing
  root -.-> p1
  k1["Rootly<br/>+10 h 23 min"]:::hop2
  p1 -->|"blamed Webflow"| k1
  p2["Baseten<br/>posted +4 min"]:::blames
  root --> p2
  k2["Zed<br/>+26 h 20 min"]:::hop2
  p2 -->|"blamed Baseten"| k2
  me["Prisma (this incident)<br/>posted +8 h 9 min"]:::me
  later --- 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._

- Kind: Major incident · Label: major (vendor)
- Changed: 2025-10-20 15:19 UTC · Detected: 2026-10-19 17:33 UTC
- [Source: https://stspg.io/9jvsz7qchv78](https://stspg.io/9jvsz7qchv78)
- [Company: Prisma](https://rewindex.com/company/prisma.md)
- Versions: before (none: first archived) → after incident\_version:699/k277wbpd7759@65e41aa882bd
- Change 1 of 1 for this incident

Incident page (full timeline): [Accelerate degraded operation in us-east-1 region](https://rewindex.com/company/prisma/incidents/k277wbpd7759.md)
## What changed

**1. Added: Title**

```diff
+ Accelerate degraded operation in us-east-1 region
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-10-20 15:19 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-10-20 21:13 UTC
```

**6. Added: Affected components**

```diff
+ Prisma Accelerate
```

**7. Added: Update** (identified) · 2025-10-20 15:19 UTC

```diff
+ Description: We identified an upstream infrastructure provider issue affecting the us-east-1 region. Accelerate is experiencing issues while provisioning resources for new query engine instances.  We're working on mitigating and monitoring the situation and gathering more information from the upstream provider. Prisma Postgres direct TCP connections are unaffected.
```

**8. Added: Update** (monitoring) · 2025-10-20 20:20 UTC

```diff
+ The upstream infrastructure provider has mitigated the issue and we're observing recovery. We'll keep monitoring the services status.
```

**9. Added: Update** (resolved) · 2025-10-20 21:13 UTC

```diff
+ We're continuing to see healthy operation of services in us-east-1 region. This incident has been resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-10-20 15:19 UTC | Major incident: Accelerate degraded operation in us-east-1 region (this change) | major |

All Prisma changes: [timeline](https://rewindex.com/company/prisma/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


---
Canonical: https://rewindex.com/change/id12f33867af672 · Markdown: https://rewindex.com/change/id12f33867af672.md · JSON: https://rewindex.com/api/v1/changes/id12f33867af672 · Generated 2026-10-19T23:13:23.361Z