Very slow Spring Boot application startup

Question

I have a simple Spring Boot application that connects to a PostgreSQL database and serves as a JSON service. Somehow the startup has become very slow, see timings 10:37:10 a

Answer 1

I found the startup takes long time when the db server is far, in my case it won't take time when using the localhost db, and it take about 20 seconds in product enviroment with db is in us and server is in jp.