State Tree Pruning

[marcosio]

https://blog.ethereum.org/2015/06/26/state-tree-pruning/

Información relacionada:
https://ethereum.stackexchange.com/questions/174/what-is-state-trie-pruning-and-how-does-it-work
https://ethereum.stackexchange.com/questions/4659/is-there-a-dynamic-pruning-in-geth-fast?rq=1

https://ethereum.stackexchange.com/questions/11297/what-is-geths-light-sync-and-why-is-it-so-fast/18817

https://ethereum.stackexchange.com/questions/31658/is-the-size-of-the-ethereum-blockchain-a-problem-for-full-nodes-in-the-coming-mo
https://dev.to/5chdn/the-ethereum-blockchain-size-will-not-exceed-1tb-anytime-soon-58a

Se reduce al modificador de geth --syncmode:

• "full": Tengo el estado completo de la cadena.
• "fast": (Por defecto) Tiene todos los bloques, pero sólo almacena los estados recientes.
• "ligth": Tiene solo las cabeceras de los bloques.