Scaling in Hegota: using the ETH transfer to anchor execution and bandwidth (opens in new tab)

I would like to thank Toni Wahrstaetter, Marius Vanderwijden and Parithosh Jayanthi for the discussion that led to this report This post works out what Hegota needs to change to keep scaling the gas limit after Glamsterdam. The starting point is a single observation: the 21,000-gas ETH transfer bounds both dimensions of the slot. On the execution side, the Glamsterdam repricings pushed costs as far as the transfer cap permits, fixing worst-case execution at 100 Mgas/s. On the bandwidth side, ...