[eos]交易资源消耗cpu和net

how cpu calculated

different cpu time usage on different machine
https://github.com/EOSIO/eos/issues/4882

https://eosio.stackexchange.com/questions/248/is-it-possible-to-choose-who-pays-for-cpu-time

https://eosio.stackexchange.com/questions/1538/are-there-21-different-cpu-costs-for-your-transaction-because-of-subjective-bill

Newark method

https://www.eoscharge.io/

We use a a MongoDB query that runs hourly and averages the CPU and NET resource costs experienced for every action performed on the EOS Mainnet within the previous 100,000 blocks (13.8 hours) across all Block Producers.

https://eosio.stackexchange.com/questions/2257/resource-consumption-estimation-of-eos-transaction/2878#2878