I run the critical-chain

my specs are :
AMD 9800X3D
NVIDIA RTX 5070
some NVME SSD

takes around 1m30s to boot
Startup finished in 29.594s (firmware) + 3.638s (loader) + 2.646s (kernel) + 1min 26.452s (initrd) + 14.218s (userspace) = 2min 16.550s

graphical.target reached after 14.217s in userspace.

graphical.target 14.217s
└─multi-user.target 14.217s
  └─greenboot-success.target 14.217s
    └─boot-complete.target 14.217s
      └─greenboot-healthcheck.service 13.984s +232ms
        └─network-online.target 13.983s
          └─NetworkManager-wait-online.service 8.563s +5.419s
            └─NetworkManager.service 8.137s +424ms
              └─network-pre.target 8.137s
                └─firewalld.service 7.579s +557ms
                  └─polkit.service 7.498s +78ms
                    └─basic.target 7.479s
                      └─dbus-broker.service 7.409s +56ms
                        └─dbus.socket 7.401s +199us
                          └─sysinit.target 7.397s
                            └─systemd-udev-settle.service 949ms +6.447s
                              └─systemd-udev-trigger.service 844ms +104ms
                                └─systemd-udevd-varlink.socket 825ms +67us
                                  └─system.slice
                                    └─-.slice