HDBanger: You do what you have already found to work, play on off days/nights when the servers aren't busy. The swing meter is directly tied to the server load, all the game boosters and cache clearing and cooking cutting in the world will not stop it when the servers are loaded up
Well, there you go folks, guess it doesn't matter whether you drive a Camaro or a Cobalt, if the 4-lane on your daily commute is backed up then you ain't gonna get there any faster than the driver in front of you, no matter how many times you switch lanes.