I'm trying to read data from server side and fill in to the grid, it's about 50,000 rows.
I'm using Spring MVC, it always takes 5~9 seconds between "return 'index'" and receiving the "read" request from index.jsp, and it'll take a little shorter after the first loading of grid, but also more than 3 seconds every time.
My controller code is like this: (the time is between time1 and time2)
The related dataSource code is like
Please help me to find the reason, Thanks!