Right now every command that's executed wvia e.g. op-mode or conf mode is logged with a session entry/exit and command execution into syslog.
```
Dec 01 12:27:43 sudo[1082396]: cpo : TTY=pts/1 ; PWD=/home/cpo ; USER=root ; COMMAND=/usr/bin/mv /tmp/config.boot.1082388 /opt/vyatta/etc/config/archive/config.boot
Dec 01 12:27:43 sudo[1082396]: pam_unix(sudo:session): session opened for user root(uid=0) by cpo(uid=1002)
Dec 01 12:27:43 sudo[1082396]: pam_unix(sudo:session): session closed for user root
Dec 01 12:27:43 sudo[1082399]: cpo : TTY=pts/1 ; PWD=/home/cpo ; USER=root ; COMMAND=/usr/sbin/logrotate -f -s /opt/vyatta/etc/config/archive/lr.state /opt/vyatta/etc/config/archive/lr.conf
Dec 01 12:27:43 sudo[1082399]: pam_unix(sudo:session): session opened for user root(uid=0) by cpo(uid=1002)
Dec 01 12:27:43 sudo[1082399]: pam_unix(sudo:session): session closed for user root
```
This heavily bloats remote logging services - remove the log entries