Bug#929652: systemd: sshd processes are not put into the correct slice/scope

Package: systemd Version: 232-25+deb9u11 Severity: normal Dear Maintainer, Systemd does not seem to consistently put sshd processes under the relevant user's slice. I have a user with 10925 sshd processes related to its sessions. 7552 of those are put under session scopes in the user's slice.

Bug#929652: systemd: sshd processes are not put into the correct slice/scope

Sorry for the late reply here. Got caught up in other stuff. I did some digging around. Set the loglevel with systemd-analyze to debug and also added the debug flag to pam_systemd.so. What I noticed is that on boot, when 5000+ machines try to authenticate at once, pam_systemd seems to fall on

Bug#929652: systemd: sshd processes are not put into the correct slice/scope

I opened a ticket upstream. You can find it here: https://github.com/systemd/systemd/issues/12867 Thank you for your help!