Solana Launches Alpenglow Upgrade, Retiring TowerBFT Protocol
Written with artificial intelligence.

Solana has implemented its Alpenglow upgrade, replacing the TowerBFT consensus protocol that has been in place since the network's inception in 2020. This upgrade is seen as a significant enhancement in the network's performance capabilities.
Overview of the Alpenglow Upgrade
The Alpenglow upgrade marks a major milestone for Solana, as it transitions from the TowerBFT consensus protocol that has supported the network since its launch in 2020. This change is expected to improve the overall efficiency and scalability of the blockchain.
New Proposal for Block Size Flexibility
In conjunction with the Alpenglow upgrade, Solana developers are considering a proposal labeled SIMD-0370. This initiative aims to remove the existing block limit of 60 million compute units per block.
- Dynamic Block Sizing: The proposed change would enable block sizes to adjust based on the capabilities of the fastest validators, potentially allowing for greater transaction throughput.
- Impact on Validators: Smaller validators may have different limits, emphasizing the need for a balanced approach to performance enhancements.
This upgrade represents a forward-looking step in Solana’s evolution, focusing on accommodating increased network demand and optimizing validator performance.