systemd-analyze critical-chain
The time after the unit is active or started is printed after the "@" character.
The time the unit takes to start is printed after the "+" character.

graphical.target @1min 50.959s
└─multi-user.target @1min 50.958s
  └─snap-core18-1223.mount @1min 25.000s +48ms
    └─dev-loop25.device @1min 25.042s +8ms