How can we know the usage of ram for eos?

Question

Is there exist an table which we can know how much ram we consumed? Or is there exist an api can help for this ?

Answer 1

• Usage of RAM for an account:

  $ cleos get account <account_name>
  

• Maximum RAM of the network (max_ram_size):

  $ cleos get table eosio eosio global 
  

• Unused RAM of the network:

  $ cleos get table eosio eosio rammarket