How to make throwing and testing smoke grenades more efficient? sv_infinite_ammo 1 makes you have many... I'd prefer to throw/place them and shortly see the smoke. Maybe smoke can be made last shorter or be deleted with some command after being set off?
There are no settings in the base release of Counter Strike Global Offensive that provide the functionality that you're after. I'm not even sure off the top of my head of any mods that would provide you with this functionality.
As pointed out you can use
Your only option would likely be using a sourcemod.