PvP caters to more serious players. Ranked is pretty hostile I agree. So play ranked, but really work on what people are telling you are doing wrong. Want to join? That being said, I would not recommend sticking to your sorcerer in ranked.
Clearly the current PvP community is very small.
SWTOR Upcoming Matchmaking Changes in Patch 5.9.2
It is as simple as that. When you start to survive and do damage, your whole perspective changes and things simply become more fun. If they want to fix low-pop servers, they should do something about that issue specifically. The bunch of random people have the option to queue as a team as well. IP ban? Filters Search By Flair.