#! /usr/bin/gawk -f
# Last edited on 2008-02-04 16:49:38 by stolfi

BEGIN { usrfld = 2; cpufld = 10; }

/CPU/{ 
  for(i = 1; i <= NF; i++) 
    { if (($(i) == "CPU") || ($(i) == "%CPU")) { cpufld = i; } }
}

/USER/{ 
  for(i = 1; i <= NF; i++) 
    { if (($(i) == "USER") || ($(i) == "USERNAME")) { usrfld = i; } }
}

/<dead>/ { next; }

(NF >= cpufld) { 
  u = $(usrfld); 
  p = $(cpufld); gsub(/%/,"",p); 
  if ((u ~ /^(root|nobody|daemon|rpc|rpcuser|lp|xfs)$/) && (p + 0 < 0.5)){next;}
}

//{ print;}