diff --git a/docs/base-chain/network-information/configuration-changelog.mdx b/docs/base-chain/network-information/configuration-changelog.mdx index 292912783..92eb2830c 100644 --- a/docs/base-chain/network-information/configuration-changelog.mdx +++ b/docs/base-chain/network-information/configuration-changelog.mdx @@ -10,6 +10,7 @@ This page tracks configuration changes to the Base networks, including updates t | Date | Change | Documentation | |------|--------|---------------| +| February 4, 2026 | Increased EIP-1559 Denominator to 125 | [EIP-1559 Fee Parameters](/base-chain/network-information/network-fees#eip-1559-fee-parameters) | | February 2, 2026 | Increased Minimum Base Fee to 2,000,000 wei | [Minimum Base Fee](/base-chain/network-information/network-fees#minimum-base-fee) | | January 22, 2026 | Increased Minimum Base Fee to 1,000,000 wei | [Minimum Base Fee](/base-chain/network-information/network-fees#minimum-base-fee) | | December 18, 2025 | Increased Minimum Base Fee to 500,000 wei | [Minimum Base Fee](/base-chain/network-information/network-fees#minimum-base-fee) | diff --git a/docs/base-chain/network-information/network-fees.mdx b/docs/base-chain/network-information/network-fees.mdx index 15a21399b..7fab7638d 100644 --- a/docs/base-chain/network-information/network-fees.mdx +++ b/docs/base-chain/network-information/network-fees.mdx @@ -30,7 +30,7 @@ documentation](https://docs.optimism.io/stack/transactions/fees). As part of the [Jovian upgrade], Base introduced a minimum base fee. This feature sets a floor for the L2 base fee, preventing it from dropping to extremely low levels during periods of low network activity. -The minimum base fee for Base Mainnet is 2,000,000 wei (0.002 gwei). This value may be periodically adjusted as we gather data on how it affects the chain. For reference, a minimum base fee of 0.002 gwei results in a cost of approximately $0.001 for a typical 200,000 gas transaction at an ETH price of $2500. +The minimum base fee for Base Mainnet is 2,000,000 wei (0.002 gwei). This value may be periodically adjusted as we gather data on how it affects the chain. For reference, a minimum base fee of 0.002 gwei results in a cost of approximately \$0.001 for a typical 200,000 gas transaction at an ETH price of \$2500. ### Benefits @@ -47,4 +47,35 @@ The minimum base fee for Base Mainnet is 2,000,000 wei (0.002 gwei). This value See the [Configuration Changelog](/base-chain/network-information/configuration-changelog) for a history of changes to the minimum base fee and other network parameters. +## EIP-1559 Fee Parameters + +Base uses the OP Stack's implementation of EIP-1559, which controls how the L2 base fee adjusts in response to network demand. Two key parameters govern this behavior: + +### Elasticity Multiplier + +The **Elasticity Multiplier** determines the maximum gas capacity of a block relative to the target gas usage. With an elasticity of 6, blocks can contain up to 6× the target gas, allowing the network to absorb sudden demand spikes. + +### Base Fee Change Denominator + +The **Base Fee Change Denominator** controls how quickly the base fee adjusts. A larger denominator means slower, more gradual fee changes. With a denominator of 125, the base fee changes more smoothly compared to lower values. + +### Maximum Rate of Change + +The maximum rate of base fee change per block is calculated as: + +**Max increase per block = (Elasticity - 1) / Denominator** + +With the current parameters (Elasticity = 6, Denominator = 125): +- Maximum increase per block: (6 - 1) / 125 = **4%** +- Minimum time to double the base fee: 18 blocks × 2 seconds = **36 seconds** + +This gradual adjustment helps prevent extreme fee volatility during traffic spikes while still allowing the network to respond to sustained demand. + +### Current Configuration + +| Network | Elasticity | Denominator | Max Change/Block | +|--------------|------------|-------------|------------------| +| Base Mainnet | 6 | 125 | 4% | +| Base Sepolia | 6 | 50 | 10% | + [Jovian upgrade]: https://docs.optimism.io/notices/upgrade-17 diff --git a/docs/base-chain/node-operators/performance-tuning.mdx b/docs/base-chain/node-operators/performance-tuning.mdx index 5268bf320..a697bba21 100644 --- a/docs/base-chain/node-operators/performance-tuning.mdx +++ b/docs/base-chain/node-operators/performance-tuning.mdx @@ -12,13 +12,13 @@ Running a performant Base node requires adequate hardware. We recommend the foll 1. A modern multi-core CPU with good single-core performance. 2. At least 32 GB RAM (64 GB recommended). 3. A locally attached NVMe SSD drive. RAID 0 configurations can improve performance. -4. Sufficient storage capacity calculated as: +4. Sufficient storage capacity calculated as: ``` - (2 \* [current chain size](https://base.org/stats) + [snapshot size](https://basechaindata.vercel.app) + 20% buffer) + (2 × [current chain size] + [snapshot size] + 20% buffer) ``` - This accounts for chain data growth and snapshot restoration space. + This accounts for chain data growth and snapshot restoration space. Refer to [Base Stats](https://base.org/stats) for current chain size and [Base Chain Data](https://basechaindata.vercel.app) for snapshot size. If utilizing Amazon Elastic Block Store (EBS), io2 Block Express volumes are recommended to ensure sufficient disk read speeds, preventing latency issues during initial sync. However, **locally attached NVMe SSDs are strongly recommended over networked storage for optimal performance.**