Looks like masking systemd-udevd removes this behavior. Need to figure out where it actually clears everything out.
ubuntu@maas-xenial4:~$ sudo systemctl mask systemd-udevd 11:32 PM Created symlink from /etc/systemd/system/systemd-udevd.service to /dev/null. # reboot ubuntu@maas-xenial4:~$ ls /dev/bcache/by-uuid/ 2963855b-3d2b-4387-abd1-3ae788919de4 727212eb-0f0b-4d20-9191-f0577a38454e 835afacf-6213-48a9-864c-43733822668b aa04ab39-a42c-446f-aff5-addbd9c80e06 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1729145 Title: /dev/bcache/by-uuid links not created after reboot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1729145/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs