Repressed Memories Or Trauma?

Theres a huge part of my childhood from 2-8 that I don t remember anything of. The few things I remember aren t great memories, mostly yelling and of that nature. In your opinion is it a reason for my brain to repress/erase memories or is it usually what happens when something like molestation occurs? I ask because i could only remember bad memories but everything else is blank. After 8 I can remember although It seems unusual that I can t remember things at 4-8. I thought for the longest... Repressed Memories Or Trauma?
https://www.myptsd.com/c/threads/repressed-memories-or-trauma.50421/