/command2spent only 1 iteration. But the second command takes ten times as long to execute.
/command1is 0.1 - 0.2 sec
/command2is 1 - 1.5 sec
/command1- can be runned 5 times in 1 second. Five users can run this command in one second
/command2- can be runned 1 times in 1 second only. Only one user can run this command in one second.
/command1at the same time:
/command2at the same time: