2019-02-20 14:43:09.246 8097-8153/com.example.coroutinenetworkblockingsample D/MainActivity: coroutine#0: start 2019-02-20 14:43:09.251 8097-8154/com.example.coroutinenetworkblockingsample D/MainActivity: coroutine#1: start 2019-02-20 14:43:09.252 8097-8156/com.example.coroutinenetworkblockingsample D/MainActivity: coroutine#2: start 2019-02-20 14:43:09.258 8097-8160/com.example.coroutinenetworkbl