what can I do? My mbp is only using one thread of one core

Discussion in 'Mac OS X Lion (10.7)' started by jlegere, Aug 27, 2012.

  1. jlegere, Aug 27, 2012
    Last edited: Aug 27, 2012

    macrumors newbie

    Joined:
    Aug 27, 2012
    #1
    I just had to reinstall lion on my 2010 mbp ( the DC I5 520 )

    After that I am using only one of the 4 threads available.

    Anyone know a cure?
     
  2. macrumors Westmere

    GGJstudios

    Joined:
    May 16, 2008
    #2
    Mac OS X manages CPU usage automatically. It will use what it needs, when it needs it. There's nothing you need to do.
     

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