root@Jellyfin:~#     pct exec 102 -- systemctl status jellyfin --no-pager
Command 'pct' not found, did you mean:
  command 'pyct' from deb python3-pyct (0.5.0-1)
  command 'pcb' from deb pcb-gtk (1:4.3.0-3)
  command 'pcb' from deb pcb-lesstif (1:4.3.0-3)
  command 'cct' from deb proj-bin (9.3.1-1)
  command 'act' from deb artemis (18.2.0+dfsg-3)
  command 'pcs' from deb pcs (0.11.6-1ubuntu1)
  command 'pca' from deb eigensoft (8.0.0+dfsg-1)
  command 'pat' from deb dist (1:3.5-236-1)
  command 'pcp' from deb pcp (6.1.1-1)
  command 'pt' from deb tcllib (1.21+dfsg-1)
  command 'ppt' from deb bsdgames (2.17-30)
  command 'pcm' from deb pcm (202307-1build1)
  command 'prt' from deb prt (0.22-2)
  command 'pc' from deb fp-compiler-3.2.2 (3.2.2+dfsg-28)
  command 'pcc' from deb pcc (1.2.0~DEVEL+20220331-1)
Try: apt install <deb name>
root@Jellyfin:~#     pct exec 102 -- systemctl status jellyfin --no-pager
Command 'pct' not found, did you mean:
  command 'pcb' from deb pcb-gtk (1:4.3.0-3)
  command 'pcb' from deb pcb-lesstif (1:4.3.0-3)
  command 'pcm' from deb pcm (202307-1build1)
  command 'pyct' from deb python3-pyct (0.5.0-1)
  command 'pat' from deb dist (1:3.5-236-1)
  command 'pcp' from deb pcp (6.1.1-1)
  command 'pcc' from deb pcc (1.2.0~DEVEL+20220331-1)
  command 'pcs' from deb pcs (0.11.6-1ubuntu1)
  command 'pt' from deb tcllib (1.21+dfsg-1)
  command 'cct' from deb proj-bin (9.3.1-1)
  command 'ppt' from deb bsdgames (2.17-30)
  command 'pc' from deb fp-compiler-3.2.2 (3.2.2+dfsg-28)
  command 'pca' from deb eigensoft (8.0.0+dfsg-1)
  command 'act' from deb artemis (18.2.0+dfsg-3)
  command 'prt' from deb prt (0.22-2)
Try: apt install <deb name>
root@Jellyfin:~# pct exec 102 -- systemctl start jellyfin
Command 'pct' not found, did you mean:
  command 'pcs' from deb pcs (0.11.6-1ubuntu1)
  command 'pat' from deb dist (1:3.5-236-1)
  command 'pcb' from deb pcb-gtk (1:4.3.0-3)
  command 'pcb' from deb pcb-lesstif (1:4.3.0-3)
  command 'act' from deb artemis (18.2.0+dfsg-3)
  command 'pt' from deb tcllib (1.21+dfsg-1)
  command 'pyct' from deb python3-pyct (0.5.0-1)
  command 'pc' from deb fp-compiler-3.2.2 (3.2.2+dfsg-28)
  command 'pca' from deb eigensoft (8.0.0+dfsg-1)
  command 'prt' from deb prt (0.22-2)
  command 'cct' from deb proj-bin (9.3.1-1)
  command 'pcp' from deb pcp (6.1.1-1)
  command 'ppt' from deb bsdgames (2.17-30)
  command 'pcc' from deb pcc (1.2.0~DEVEL+20220331-1)
  command 'pcm' from deb pcm (202307-1build1)
Try: apt install <deb name>
root@Jellyfin:~#