My 13" macbook pro suddenly began running really slowly.
My macbook suddenly began running very slowly. So slowly that it became impossible to do anything. Keep in mind that this is a late 2011 model with 8gigs of (aftermarket) RAM and a dual core i7. One day it started running so slowly it wouldnt play youtube videos, it wouldnt even scroll through apps without lagging. It also got hot, REALLY hot. I tried repairing the disk and permissions. I got rid of a whole bunch of crap, I restored from a backup of before the problem yu name it, I tried it. The probem wasnt constant. After being shutdown for a long time 5-6 hours it seemed to run fine but after some time the problem came back with a vengeance. I re-installed lion and that sort of fixed the problem but I still dont get the amazing performance that I used to see and if I run something particularly intensive, like a big game, or have the browser, adobe dreamweaver and various other things up it bogs down again. The upper left corner will get burning hot. So hot ive taken to resting the computer on an icepack. Activity monitor shows nada but console under kernel spams this.
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TC0H kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TC1D kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TCAH kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TCBH kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TG0P kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TA0P kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TH0P kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TO0P kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TH1P kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TH2P kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TH3P kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR Th0H kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR Th2H kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TG0H kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TG1H kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TG0D kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR Tp1C kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR Tp0C kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TB3T kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TN0P kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TN1P kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
May 29 18:26:16 Frasers-MacBook-Pro kernel[0]: SMC::smcReadKeyAction ERROR TN0H kSMCBadArgumentError(0x89) fKeyHashTable=0x0xffffff8011a72000
Thats about a tenth of it.
What is going wrong. Is it hardware? or did I do something stupid but hopefully fixable.
MacBook Pro, Mac OS X (10.7.4)