ps: euid: keyword not found
ps: egid: keyword not found
ps: ni:2: keyword not found
ps: vsz:6: keyword not found
ps: rss:6: keyword not found
ps: stat:3: keyword not found
ps: tname:6: keyword not found
ps: stime: keyword not found
ps: bsdtime: keyword not found
ps: args: keyword not found
  PID %CPU %MEM
    0  0.0  0.0
    1  0.0  0.0
    2  0.0  0.0
...