procs -----------------------memory---------------------- ---swap-- -----io---- -system-- --------cpu--------
 r  b         swpd         free        inact       active   si   so    bi    bo   in   cs  us  sy  id  wa  st
 0  0      2137520      1403284      1173744      1118056   13   19    69    78    5    5  38   6  56   0   0