CentOS release 5.6
psacct 6.3.2
O pacote psacct
enviado com o CentOS 5.6 tem o número de release 44:
Name : psacct
Arch : x86_64
Version : 6.3.2
Release : 44.el5
Size : 107 k
Repo : installed
Summary : Utilities for monitoring process activities.
License : GPL
Description: The psacct package contains several utilities for monitoring process
: activities, including ac, lastcomm, accton and sa. The ac command
: displays statistics about how long users have been logged on. The
: lastcomm command displays information about previous executed
: commands. The accton command turns process accounting on or off. The
: sa command summarizes information about previously executed
: commands.
e como @Ladadadada mencionado, de acordo com o log de alterações, o PID e o PPID só estão disponíveis na versão 6.3.2-56. No meu CentOS 6 (psacct-6.3.2-63):
accton | 0.0| 0.0| 1.0| 0| 0|3832.0| 16114 16111|Thu Nov 24 13:37:50 2011
touch | 0.0| 0.0| 3.0| 0| 0|105088.0| 16115 16111|Thu Nov 24 13:37:50 2011
psacct | 0.0| 0.0| 9.0| 0| 0|106304.0| 16111 16059|Thu Nov 24 13:37:50 2011
w | 0.0| 0.0| 3.0| 0| 0|105280.0| 16116 16059|Thu Nov 24 13:37:52 2011