# Runaway bill

> An Autoscaler grew to its ceiling without a spike to serve, and Burn rose with no extra revenue.

## What happens

An Autoscaler grew to its ceiling without a spike to serve, and Burn rose with no extra revenue.

## How to prevent it

Lower the Autoscaler ceiling, and read the cloud bill line by line.

The postmortem opens the first of these that you do not own yet:

- [Autoscaling](https://wiki.playquorum.dev/research/autoscaling.md)

## Components it hits

[Autoscaler](https://wiki.playquorum.dev/components/autoscaler.md)

## Facts

SEV2 Runaway bill
- **First Era:** [Series A](https://wiki.playquorum.dev/eras/series-a.md)
- **Starts at:** SEV2
- **Escalates to:** SEV1
- **Lasts:** 1 min

## See also

- [Incidents](https://wiki.playquorum.dev/incidents.md)

Source: https://wiki.playquorum.dev/incidents/runaway-bill