This release will activate forks VIP-191, ETH-CONST on Mainnet, at block # 3,337,300 (~ Mon, 22 Jul 2019 06:00 GMT). All nodes are required to be upgraded ASAP.

For master nodes, -skip-logs flag is recommended to be added upon startup command line, or it will take about ONE HOUR to rebuild logs database, during which the node keeps OUT-OF-SERVICE.

Notable changes compared to v1.0.x

• Extends transaction model to support VIP-191

• Expose gasPayer to VM context via Extension builtin contract.

• Fork config for custom network

• Improve consistency of underlying db

• API changes:

  • deprecate POST /accounts/{address}
  • deprecate POST /accounts
  • enhance POST /accounts/*
  • VIP-191 related fields added to tx/block models

• New fork ETH_CONST includes new opcodes EXTCODEHASH, CREATE2, SHL, SHR, SAR

• Fix goroutine panic on accessing ws /subscriptions/beat (invalid bloom K when a block contains mass of txs)

• Adjust TolerableBlockPackingTime from 2s to 500ms

• Easier small tx adoption

• Improve db performance