http://www.newsweek.com/star-wars-battlefront-2-ps4-servers-down-lag-grievous-update-1193516

Star Wars Battlefront 2 just got a major update on PS4, and it seems to have some nasty side effects. In addition to adding General Grievous as a playable hero, the patch has introduced lag, network connectivity problems and server issues on Sony’s platform.

We're currently investigating an issue on PS4 which appears to be causing lag and connectivity problems. Team are currently working to resolve. pic.twitter.com/t4b3E0AGL6