Systemd
From Alessandro's Wiki
$ systemd-analyze blame 4.931s NetworkManager-wait-online.service 2.093s mysqld.service 1.262s plymouth-quit-wait.service 590ms akmods-shutdown.service 493ms akmods.service 468ms mnt-bk03.mount 353ms home.mount 313ms httpd.service
systemd-analyze Startup finished in 1.022s (kernel) + 333ms (initrd) + 3min 141ms (userspace) = 3min 1.497s
# systemd-analyze plot > bootchart.svg