systemd-analyse - Analyze and debug system manager
To determine system boot-up performance statistics
$ systemd-analyze
To Print time required to boot the machine
$ systemd-analyze time
To Print list of running units ordered by time to init
$ systemd-analyze blame
To Print a tree of the time critical chain of units
$ systemd-analyze critical-chain
Output state serialization of service manager
$ systemd-analyze dump
Output SVG graphic showing service initialization
$ systemd-analyze plot
To List load directories for units
$ systemd-analyze unit-paths
To List exit status definitions
$ systemd-analyze exit-status
To Analyze security of unit
$ systemd-analyze security
regards,
T.Dhanasekar