postgres@jfg-pgslave1:~$ ps efx 
  PID TTY      STAT   TIME COMMAND
22638 pts/1    S      0:00 su - postgres
22639 pts/1    S      0:00  \_ -su TERM=vt100 PATH=/usr/local/bin:/usr/bin:/bin:/usr/bin/X11:/usr/games MAIL=/var/mail/postgres HOME
 6376 pts/1    R+     0:00      \_ ps efx SHELL=/bin/bash TERM=vt100 USER=postgres LD_LIBRARY_PATH=/home/bin/pgsql/lib: MAIL=/var/ma
21469 ?        S      0:00 /home/bin/slony/bin/slon -s 1000 -d1 ob2replication host=195.20.14.177 dbname=ob2 user=slony port=5432 PA
21581 ?        Sl     2:55  \_ /home/bin/slony/bin/slon -s 1000 -d1 ob2replication host=195.20.14.177 dbname=ob2 user=slony port=543
21567 ?        S      1:42 /home/bin/pgsql/bin/postmaster -D /home/pgdata PATH=/home/bin/daemontools:/bin:/sbin:/usr/bin:/usr/sbin:/
21572 ?        Ss     0:04  \_ postgres: writer process                                                                            
21573 ?        Ss    10:43  \_ postgres: stats collector process                                                                   
21580 ?        Ss     2:52  \_ postgres: slony ob2 195.20.14.229(34830) idle                                                       
21585 ?        Ss     0:30  \_ postgres: slony ob2 195.20.14.177(41847) idle                                                       
21591 ?        Ss    13:49  \_ postgres: slony ob2 195.20.14.177(41848) idle                                                       
21594 ?        Ss     0:22  \_ postgres: slony ob2 195.20.14.177(41850) idle                                                       
21595 ?        Ss     5:18  \_ postgres: slony ob2 195.20.14.177(41852) idle                                                       
21596 ?        Ss     0:22  \_ postgres: slony ob2 195.20.14.177(41853) idle                                                       
14092 ?        Ss     0:10  \_ postgres: slony ob2 195.20.14.21(54618) idle