Hmm, on a cloud instance this looks different, even when logged in multiple time, the output only shows the master process:
# systemctl status ssh ● ssh.service - OpenBSD Secure Shell server Loaded: loaded (/lib/systemd/system/ssh.service; enabled; vendor preset: enabled) Active: active (running) since Fri 2016-04-01 06:00:11 UTC; 1h 44min ago Main PID: 971 (sshd) Tasks: 1 (limit: 512) Memory: 5.3M CPU: 169ms CGroup: /system.slice/ssh.service └─971 /usr/sbin/sshd -D Package versions are identical in both systems: root@jr-xeni1:~# apt-cache policy systemd systemd: Installed: 229-3ubuntu1 Candidate: 229-3ubuntu1 Version table: *** 229-3ubuntu1 500 500 http://nova.clouds.archive.ubuntu.com/ubuntu xenial/main amd64 Packages 100 /var/lib/dpkg/status root@jr-xeni1:~# apt-cache policy openssh-server openssh-server: Installed: 1:7.2p2-2 Candidate: 1:7.2p2-2 Version table: *** 1:7.2p2-2 500 500 http://nova.clouds.archive.ubuntu.com/ubuntu xenial/main amd64 Packages 100 /var/lib/dpkg/status So I'm wondering what else could be causing the different behaviour here. ** Also affects: systemd Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to openssh in Ubuntu. https://bugs.launchpad.net/bugs/1564451 Title: User processes are counted towards systemd limit for sshd processes To manage notifications about this bug go to: https://bugs.launchpad.net/systemd/+bug/1564451/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs