Altcoins News

Story: Solana May Gain Speed as Firedancer Team Proposes Dropping Block Limit

By Sakamoto Nashi

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How the Proposal Works. Currently, Solana operates with a fixed compute unit (CU) block limit of 60 million CU.

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Timing of the Proposal. The SIMD-0370 proposal is not expected to roll out immediately.

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Firedancer and Solana’s Validator Diversity. The proposal fits into broader efforts to diversify Solana’s validator client base.

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Industry Context and Previous Proposals. This is not the first time Solana’s compute block limit has been under review.

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Concerns Over Centralization. Despite the performance benefits, some community members have raised concerns about centralization…

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Alpenglow: A Game-Changer for Solana. Beyond SIMD-0370, Solana’s Alpenglow upgrade is expected to be the blockchain’s most…

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Solana’s reputation as one of the fastest blockchains continues to grow, and its developers are once again targeting performance gains.

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The change would allow Solana to scale block size dynamically, prioritizing high-performance validators over those with less efficient hardware.

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Currently, Solana operates with a fixed compute unit (CU) block limit of 60 million CU. This limit defines how many transactions can be packed into a single block.

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Solana research company Anza, a spinout from Solana Labs, explained that this design would create a performance flywheel.

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“This creates a performance flywheel,” Anza noted. “Block producers pack more transactions to earn more fees.

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The SIMD-0370 proposal is not expected to roll out immediately. Instead, it is planned for potential implementation after the Alpenglow upgrade, which was approved earlier this…

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Alpenglow, regarded as one of Solana’s most ambitious upgrades to date, is scheduled for testnet deployment in December 2025.

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The proposal fits into broader efforts to diversify Solana’s validator client base. Jump Crypto’s Firedancer client went live on mainnet in September 2024 in limited capacity,…

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Firedancer has been celebrated as a major milestone for the blockchain’s resilience, offering an independent implementation that could process millions of transactions per second…

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