Gray Glacier Upgrade Announcement

The Ethereum web volition beryllium undergoing a scheduled web upgrade astatine block 15,050,000, which is expected to hap connected Wednesday, June 29, 2022. The nonstop day is taxable to alteration owed to adaptable artifact times and clip zones. Please upgrade your node earlier Monday, June 27, 2022 to relationship for adaptable artifact times.

What is Gray Glacier?

The Gray Glacier web upgrade changes the parameters of the Ice Age/Difficulty Bomb, pushing it backmost by 700,000 blocks, oregon astir 100 days. This has besides been done successful the Byzantium, Constantinople, Muir Glacier, London and Arrow Glacier web upgrades. No different changes are introduced arsenic portion of Gray Glacier.

With Ropsten present transitioned to proof-of-stake, the trouble weaponry lone affects the Ethereum mainnet. This means Gray Glacier volition not beryllium deployed connected immoderate testnet.

Client Versions

In bid to beryllium compatible with the Gray Glacier upgrade, node operators volition request to update the lawsuit mentation that they tally to 1 of the ones listed below:

Upgrade Specification and EIPs

The afloat specification for the upgrade tin beryllium recovered successful the execution-specs repository nether gray-glacier.md.

A azygous EIP is included successful the upgrade: EIP-5133: Delaying Difficulty Bomb to Mid September 2022.

As an Ethereum idiosyncratic oregon ether holder is determination thing I request to do?

If you usage an exchange, a web wallet service, a mobile wallet service, oregon a hardware wallet you bash not request to bash thing unless you are informed to instrumentality further steps by your speech oregon wallet service.

As a node relation oregon miner, what bash I request to do?

Download the latest mentation of your Ethereum client, arsenic listed successful the array above.

What happens if I americium a miner oregon node relation and I bash not enactment successful the upgrade?

If you are utilizing an Ethereum lawsuit that is not updated to the latest mentation (listed above), your lawsuit volition sync to the pre-fork blockchain erstwhile the upgrade occurs. You volition beryllium stuck connected an incompatible concatenation pursuing the aged rules and you volition beryllium incapable to nonstop Ether oregon run connected the post-upgrade Ethereum network.

What is simply a web upgrade successful Ethereum-land?

A web upgrade is simply a alteration to the underlying Ethereum protocol, creating caller rules to amended the system. The decentralized quality of blockchain systems makes a web upgrade much difficult. Network upgrades successful a blockchain necessitate practice and connection with the community, arsenic good arsenic with the developers of the assorted Ethereum clients successful bid for the modulation to spell smoothly.

What happens during a web upgrade?

After the assemblage comes to an statement concerning which changes should beryllium included successful the upgrade, changes to the protocol are written into the assorted Ethereum clients, specified arsenic Besu, Erigon, go-ethereum and Nethermind. The protocol changes are activated astatine a circumstantial artifact number. Any nodes that person not been upgraded to the caller regularisation acceptable volition beryllium abandoned connected the aged concatenation wherever the erstwhile rules proceed to exist.

Why "Gray Glacier"?

While we mostly usage Ethereum league metropolis names for execution furniture web upgrades, upgrades that lone hold the trouble bomb/ice property usage glacier names instead.

Gray Glacier was chosen due to the fact that it literally merges into different glacier, conscionable similar however Ethereum's execution furniture volition soon beryllium merged with the Beacon Chain!

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Thank you to Matt Palmer for the archetypal screen representation and Tomo Saito for the modifications.