Cardano Node 8.1.1

This release is mainnet ready and has significant improvements at epoch boundary. All SPOs are strongly encouraged to update.

Node 8.1.1 is a minor release of the Cardano node. This contains a fix from ouroboros-network for P2P topologies that don't contain DNS names in local roots.

Known Issues

• Please see list of 8.1.0 issues

Technical Specification

Minimum System Requirements

• An Intel or AMD x86 processor with two or more cores, at 1.6GHz or faster (2GHz or faster for a stake pool or relay)
• 24GB of RAM
• 150GB of free storage (250GB recommended for future growth)

Platforms

• Linux 64-bit (Ubuntu 18.04 LTS, 20.04 LTS; Mint 19.3, 20; Debian 10.3)
• Windows 64-bit (8.1, 10, 11)
• MacOS 10.13, 10.14, 10.15, 11

GHC/Cabal supported versions

• GHC 8.10.7/Cabal 3.8.1.0

Supported roles

Platform	Block Production	Relay	Client (Desktop)
Linux	✔️	✔️	✔️
Windows	❌	❌	✔️
MacOS	❌	❌	✔️

Downloads

• Docker image
• Static binaries: See release artifacts. This section will be removed in future releases as are now part of the GH release artifacts.
• Configuration files

NOTE: Linux is showing a git revision of 0000000000000000000000000000000000000000 in --version because of a corruption issue in set-git-rev that only affects static musl built binaries. This is expected, and if it concerns you, please build from source.

Documentation

• Cardano Node documentation
• Cardano CLI
• Internal API docs for ledger, consensus and network
• Compatibility matrix

Changelogs

Node

NONE

Consensus

*NONE*

Ledger

*NONE*

Network

• fix for P2P topology containing only IP addresses

Cardano-cli

*NONE*

Cardano-api

- cardano-api split out from cardano-node repository.

Submit-api

*NONE*

Sign off

Role	Approval
Cardano Head of Engineering	✔️
Cardano Head of Product	✔️
Test Engineer	✔️
Site Reliability Engineer	✔️
Release Engineer	✔️