diff --git a/reveal/sysadmin.html b/reveal/sysadmin.html
index 99ff27b..4982289 100644
--- a/reveal/sysadmin.html
+++ b/reveal/sysadmin.html
@@ -116,6 +116,7 @@ Modifications manuelles : /etc/systemd/system/
 
 # systemctl reboot
 # systemctl poweroff
+# systemd-analyze
 
 Modifier une unité
 
@@ -123,7 +124,9 @@ Modifier une unité
 # vim /etc/systemd/system/<service>.service
 # systemctl daemon-reload
 
-TODO
+# systemctl cat ssh
+# systemctl cat cron
+# systemctl edit <unité>
 </section>
 
 <section>