Man1 - prtstat.1

prtstat - print statistics of a process

prtstat [*-r*|*–raw*] pid
prtstat -V*|–version*

prtstat prints the statistics of the specified process. This information comes from the /proc/*/pid/*/stat file.

-r,* –raw*

Print the information in raw format.

-V,* –version*

Show the version information for prtstat.

/proc/*/pid/*/stat

source of the information prtstat uses.