- In previous versions of MAC OS,
ssh-agentused to remember the passphrase for the keys I added to the keychain with
After a reboot (or logout/login), it automatically picked up the passphrase from the keychain with no extra step.
- In MAC OS X 10.12 Sierra, I have to manually poke the agent to recognize there are passphrase on the keychain
How to Fix
- Above command automatically run
ssh-add -Aat login/reboot.