We can Examine the Generator Type(https://rangeshcode.wordpress.com/2014/08/03/10types-of-generators-gc/) of Application using WinDbg/NSTD.
Steps(NSTD/WinDBG):
1 .symfix
2. .reload
3.g(Run exe)
4.ctrl+Break/Break -Break in Exception
5. .loadby sos clr (.net 4.0 >Above)
6.~0s(First Stack)
7. !eeheap -gc
8.To know the generation use sosex(.load sosex) and use !gcgen addreess.