Multithreading in debug mode takes too long

This is my profile:


This is my program:

dataParseProc.processingData(data); Has performed multiple updates to mongodb.
The data in debug mode is as follows:


mongotop view:

In run mode, the program executes directly as follows:

I wonder why the same program takes such a big difference in time between debug mode and run mode? Why do I use mongotop to check the time mostly blocked on mongodb database in debug mode?

Looking forward to your reply.