MAC OS X is downloading something

Discussion in 'macOS' started by peto01, Dec 7, 2010.

  1. peto01 macrumors member

    Oct 18, 2009
    How to find out what app is downloading data? I turned off all apps and it is still DLing 2,4MB/s.
  2. spidey3 macrumors regular

    Jul 1, 2010
    1) Use iftop [] to find out which hosts / ports are the source of the bulk of the traffic.

    2) Then use lsof to figure out which process is receiving on that local port number.

    [if anyone knows a way to do this without installing and using iftop, I'd love to know...]

Share This Page