How does chromedriver start chrome? -

how chromedriver starts chrome? command line use?

i need know because can reproduce problem in chrome, not when opened via chromedriver , trying find difference.

to specific - running chromedriver , run

curl -x post http://0.0.0.0:9515/session -d '{"desiredcapabilities":{"browsername": "chrome"}}' 

and new session opened. need know flags uses.