How to execute a custom stored procedure at Oracle startup

Use the database trigger to correspond to the startup event

Create trigger log_routine after startup on Database
Begin
Exec yourproc;
End;

Appendix:
High score for help: Why cannot I trigger the startup trigger?
When I create a startup trigger, I just don't execute it. Who can help me? It's crazy.

Create Table Test (A varchar2 (50 ));

Create or replace trigger tri_temp after startup on Database
Begin
Insert into test (a) values ('OK ');
Commit;
End tri_temp;
/

thank you. I have done it. It is because the commit is written.
Create or replace trigger tri_temp after startup on database
begin
insert into test (a) values ('OK');
-- commit; -- remove commit. It's okay, TMD.
end tri_temp;
/
deploy the post immediately and add points.