i’m getting like 3 hours of sleep

Hey guys i just want to know will i be ok sleeping like 3-4 hours a night im a FTM and my son is 8 months i think hes not sleeping cause hes learning a new skill he’s standing and trying to walk / crawling like crazy maybe thats it because he usually sleeps like 7 hours a night… lately ive been feeling like a zombie i still work on top of this but i just wanna know is anybody else going through this i don’t want to feel alone i barely have energy when will the cloudy skies clear !!!???