Just download minfree manager from the market...it's free...change the last 3 numbers to 56, 64, 72 hit menu button...hit apply...hit menu again...hit apply at boot...exit the app and reboot phone...see if that helps
Droid Charge powered by Tweaked 2.0 TSM ext4 PBJ w/ Tweaked ICS
Do you run any overclocks?
If not, you mine as well just flash the stock kernel. Been using it for over a couple weeks now. No slow downs, phone been running great! I like to overclock my phone so I just use Tegrak.