When reading salt’s source code, it seems we have a ‘source_hash_update’ option on “archive.extracted”, however when I added so, salt complains:

Let’s see the current output.

So let’s update the minions to 2016.3.2, I’ve put /srv/salt/upgrade_salt/init.sls as following:

And execute it, however I found all my minions are gone. After investigation, the problem is there’s an invalid keyword in /etc/salt/minion:

Therefore I need to replace ‘standard’ with ‘str’ to fix it. (Remember to restart the salt-minion service.)