Summary
This high-priority hot-fix address high CPU usage experienced after the Capella upgrade (April 12 UTC).
We recommend all mainnet users update to this release to prevent high CPU usage from interfering with normal node operations (e.g., staking).
This hot-fix only applies to the Beacon Node. There is no need to upgrade the Validator Client from v4.0.1 (or v4.0.1-rc.0) to this release.
Building from Source
This hot-fix is not yet applied to the unstable or stable branches. To build from source, use the hotfix-exit-verification branch (or checkout the v4.0.2-rc.0 tag).
Breaking Changes
There are no breaking changes in this release.
Update Priority
This table provides priorities for which classes of users should update particular components.
| User Class | Beacon Node | Validator Client |
|---|---|---|
| Staking Users | High | Low |
| Non-Staking Users | High | --- |
See Update Priorities more information about this table.
All Changes
- Bump versions
- Empty commit
- Use head state for exit verification
Binaries
See pre-built binaries documentation.
The binaries are signed with Sigma Prime's PGP key: 15E66D941F697E28F49381F426416DC3F30674B0
| System | Architecture | Binary | PGP Signature |
|---|---|---|---|
| x86_64 | lighthouse-v4.0.2-rc.0-x86_64-apple-darwin.tar.gz | PGP Signature | |
| x86_64 | lighthouse-v4.0.2-rc.0-x86_64-apple-darwin-portable.tar.gz | PGP Signature | |
| x86_64 | lighthouse-v4.0.2-rc.0-x86_64-unknown-linux-gnu.tar.gz | PGP Signature | |
| x86_64 | lighthouse-v4.0.2-rc.0-x86_64-unknown-linux-gnu-portable.tar.gz | PGP Signature | |
| aarch64 | lighthouse-v4.0.2-rc.0-aarch64-unknown-linux-gnu.tar.gz | PGP Signature | |
| aarch64 | lighthouse-v4.0.2-rc.0-aarch64-unknown-linux-gnu-portable.tar.gz | PGP Signature | |
| x86_64 | lighthouse-v4.0.2-rc.0-x86_64-windows.tar.gz | PGP Signature | |
| x86_64 | lighthouse-v4.0.2-rc.0-x86_64-windows-portable.tar.gz | PGP Signature | |
| System | Option | - | Resource |
| Docker | v4.0.2-rc.0 | sigp/lighthouse |