("shared-memory-size-mb",bpo::value<uint64_t>()->default_value(config::default_shared_memory_size/(1024*1024)),"Maximum size MB of database shared memory file")
("chain-state-db-size-mb",bpo::value<uint64_t>()->default_value(config::default_state_size/(1024*1024)),"Maximum size (in MB) of the chain state database")
("reversible-blocks-db-size-mb",bpo::value<uint64_t>()->default_value(config::default_reversible_cache_size/(1024*1024)),"Maximum size (in MB) of the reversible blocks database")