I can confirm that updating to python openssl package from Ubuntu 17.04 fixes this issue, after a couple of days running th e system the log file stays small in size.
** Also affects: pyopenssl (Ubuntu) Importance: Undecided Status: New ** Changed in: xorg (Ubuntu) Status: Confirmed => Fix Committed ** Changed in: pyopenssl (Ubuntu) Status: New => Fix Committed -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1636573 Title: xinit flooding syslog To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pyopenssl/+bug/1636573/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp