Who can tell me wat the hell wrong with my MBP?

i don't it, why hell every time use laptop (10.7 lion) moderate things ( downloading movies , surfing web @ same time) temp increased neat 85'c, , there 2 threads called"distnoted" occupying 80% of cpu. , mouse cursor becomes laggy...the indoor temp lower 15"c, ......

cannot download @ night coz fan noise huge (5000+rpm).

below screenshot of istat pro.



, posted screenshot activity monitor

 

so concern?? computer give warning cpu hot , shutdown? new or "fresh" copy of lion or have had running long time now??

 

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