I just got a boost gauge and i found that I have boost issues here is my pattern 5-2-9. I dont know what the hell is going on. I need someones help. Thanks

 

Start reading
http://www.autosportracetech.com/RX-7/rx7stuff.htm

There are plenty of threads on this forum about low boost, so have a search around and see what you can dig up. It looks like you're losing primary, while your secondary seems to be working OK. I would start looking at the pre-control solenoid/actuator and associated vacuum lines.