Ethereum Pectra Upgrade Implements PeerDAS, Slashing Layer 2 Transaction Costs by 95%
The Ethereum network successfully activated the Pectra hard fork at block height 21,840,000 on August 25, 2026, delivering PeerDAS (Peer Data Availability Sampling) and expanding target blob capacity from 3 to 12 blobs per block. The upgrade immediately slashed Layer 2 posting costs by 95.4%, reducing average rollup user transaction fees to less than $0.002.
- Pectra upgrade successfully activated on Ethereum mainnet with 99.8% validator consensus.
- PeerDAS expands target blob space to 12 blobs per block (max 16), reducing Layer 2 settlement overhead by 95.4%.
- EIP-7251 raises maximum effective validator balance from 32 ETH to 2,048 ETH, consolidating validator sets.
- Aggregate Ethereum Layer 2 transactions per second (TPS) surpassed 1,850 TPS across major rollups.
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