what is kernel_task? <--used up so much ram

Discussion in 'Mac OS X Lion (10.7)' started by dsciel, Jul 28, 2011.

  1. macrumors regular

    Jul 13, 2011
    this task shows in activity monitor and has been used up about 1gb ram... just wondering what it is and what makes it uses so much memory.. with 8gb ram and only safari mainly opened, no such big programs opened and ram were used 3.9gb or something....wondering how Lion will work if i have 4gb.....
  2. macrumors 6502

    Jul 4, 2011
    mbp 2011?
  3. thread starter macrumors regular

    Jul 13, 2011
    yes~ just bought it recently to replace my 2009 model
  4. macrumors 6502

    Jun 15, 2011
    Syracuse, NY
    Kernel_task is the process that acts as a layer between your system's software and the computer's hardware. It facilitates process switching on the processor and memory management, among other things.

    Mine is running at ~736MB of RAM right now with firefox and spotify going

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