Hi,
Just want to share our timeline
Jan 2017 - Lodged Stage 1 (subclass 309) application
April 2017 - Received email requesting for medical exam and nbi clearance
May 2017 - Granted partner visa
Dec 2018 - Received email that informs us we can lodge for stage 2 visa (subclass 100)
Feb 2019 - Lodged Stage 2 (subclass 100) application
Nov 2019 - Permanent Visa Finally Granted