[edit]
root@P5# set interfaces ge-0/0/5 description "interface 5" 

[edit]
root@P5# commit 
commit complete

[edit]
root@P5# set interfaces ge-0/0/6 description "interface 6"    

[edit]
root@P5# commit 
commit complete

[edit]
root@P5# set interfaces ge-0/0/7 description "interface 7"    

[edit]
root@P5# commit 
commit complete

[edit]
root@P5# set interfaces ge-0/0/8 description "interface 8"    

[edit]
root@P5# commit 
commit complete

[edit]
root@P5# quit 
Exiting configuration mode

root@P5> show system rollback compare 4 3 
[edit interfaces ge-0/0/5]
+   description "interface 5";

root@P5> show system rollback compare 4 2    
[edit interfaces ge-0/0/5]
+   description "interface 5";
[edit interfaces ge-0/0/6]
+   description "interface 6";