If the FTP Audit Archiver is running when stopping the ssg service, what do the behavior of APIGateway? 
Expected Behavior: 

1. The ssg service stops after waiting for the completion of FTP Audit Archiver 
2. Stopping the ssg service takes precedence and the FTP Audit Archiver ends prematurely. (no log output) 
3. Stopping the ssg service takes precedence and the FTP Audit Archiver ends prematurely. (with log output) 
4. While stopping FTP Audit Archiver, stopping the ssg service fails and can not stop the service 

Is there behavior corresponding to 1 to 4 above? 
If no, please let me know the other behavior.

API Gateway

If SSG service stops during FTP Audit Archive, GW behaves like
2. Stopping the ssg service takes precedence and the FTP Audit Archiver ends prematurely. (no log output)  



Also, the subject DB will not be purged until the FTP Audit Archiver ends succeed.