2019-05-28T12:04:07Z Using 4 threads for script verification 2019-05-28T12:04:07Z scheduler thread start 2019-05-28T12:04:07Z HTTP: creating work queue of depth 16 2019-05-28T12:04:07Z No rpcpassword set - using random cookie authentication. 2019-05-28T12:04:07Z Generated RPC authentication cookie /home/xiu/.bitcoin/.cookie 2019-05-28T12:04:07Z HTTP: starting 4 worker threads 2019-05-28T12:04:07Z Using wallet directory /home/xiu/.bitcoin/wallets 2019-05-28T12:04:07Z init message: Verifying wallet(s)... 2019-05-28T12:04:07Z Using BerkeleyDB version Berkeley DB 4.8.30: (April 9, 2010) 2019-05-28T12:04:07Z Using wallet /home/xiu/.bitcoin/wallets 2019-05-28T12:04:07Z BerkeleyEnvironment::Open: LogDir=/home/xiu/.bitcoin/wallets/database ErrorFile=/home/xiu/.bitcoin/wallets/db.log
and there isn't a db.log file.