Emergency guide for Lighthouse client

One-page interactive complete emergency guide for Lighthouse client.

Disclaimer

This guide is for informational purposes only. The author nor website owner does not guarantee accuracy of the information in this guide and is not responsible for any damages or losses incurred by following the guide. See more.

Lighthouse client can be used for staking on various supported chains. Client installation is always only one, used by services with an individual configuration (different service name, data path and ports in use).

ERRO Database write failed

There's any issue with writing to Lighthouse database. To fix that, stop and start the Lighthouse Beacon service.

sudo systemctl stop lighthousebeacon

sudo systemctl start lighthousebeacon

This can be also automated through Lighthouse Beacon Log Monitor.

status: 503 Service Unavailable

This is an execution client issue - the client got stuck. You can simply restart it.

sudo systemctl restart ExecutionService

This can be also automated through Lighthouse Beacon Log Monitor.

Interactive Config

Interactive variables

System:
User:
SSH port:
CPU type:

Execution layer

Client:
Service:
- Data:
- Port:
- P2P:
- RPC:

Consensus layer

Client:
NodeJs version:
jdk ver version:
Beacon service:
- Data:
- Port:
- P2P:
- Quic:

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