Как получить этот вывод

Usandops:

$ ps -o group,supgrp $$
GROUP    SUPGRP
muru     adm,cdrom,sudo,dip,www-data,plugdev,lpadmin,mlocate,sambashare,lxd,libvirtd,docker,muru

De man ps, las columnas de salida utilizadas para-o:

   egid        EGID      effective group ID number of the process as a
                         decimal integer.  (alias gid).

   egroup      EGROUP    effective group ID of the process.  This will be
                         the textual group ID, if it can be obtained and
                         the field width permits, or a decimal
                         representation otherwise.  (alias group).

   gid         GID       see egid.  (alias egid).

   group       GROUP     see egroup.  (alias egroup).

   supgid      SUPGID    group ids of supplementary groups, if any.  See
                         getgroups(2).

   supgrp      SUPGRP    group names of supplementary groups, if any.  See
                         getgroups(2).