> compile
Linux debian 3.2.0-4-486 #1 Debian 3.2.57-3 i686 GNU/Linux
 18:18:07 up 7 min,  1 user,  load average: 0.00, 0.00, 0.00
init-+-VBoxService---7*[{VBoxService}]
     |-acpid
     |-cron
     |-2*[dhclient]
     |-exim4
     |-6*[getty]
     |-git
     |-rsyslogd---3*[{rsyslogd}]
     |-sshd---sshd---sshd---bash---make---sh-+-git
     |                                       `-pstree
     `-udevd---2*[udevd]
> compile
Linux debian 3.2.0-4-486 #1 Debian 3.2.57-3 i686 GNU/Linux
 12:29:36 up 12:45,  1 user,  load average: 0.08, 0.03, 0.03
init-+-VBoxService---7*[{VBoxService}]
     |-acpid
     |-cron
     |-2*[dhclient]
     |-exim4
     |-6*[getty]
     |-rsyslogd---3*[{rsyslogd}]
     |-sshd---sshd---sshd---bash---make---sh-+-git
     |                                       `-pstree
     `-udevd---2*[udevd]
> compile
Linux debian 3.2.0-4-486 #1 Debian 3.2.57-3 i686 GNU/Linux
 12:32:45 up 12:49,  1 user,  load average: 0.00, 0.01, 0.03
init-+-VBoxService---7*[{VBoxService}]
     |-acpid
     |-cron
     |-2*[dhclient]
     |-exim4
     |-6*[getty]
     |-rsyslogd---3*[{rsyslogd}]
     |-sshd---sshd---sshd---bash---make---sh-+-git
     |                                       `-pstree
     `-udevd---2*[udevd]
optimize sth such as expr
> compile
Linux debian 3.2.0-4-486 #1 Debian 3.2.57-3 i686 GNU/Linux
 12:57:25 up 13:13,  3 users,  load average: 0.00, 0.01, 0.03
init-+-VBoxService---7*[{VBoxService}]
     |-acpid
     |-cron
     |-2*[dhclient]
     |-exim4
     |-6*[getty]
     |-rsyslogd---3*[{rsyslogd}]
     |-sshd-+-sshd---sshd---bash---vim
     |      |-sshd---sshd---bash---gdb---a.out
     |      `-sshd---sshd---bash---make---sh-+-git
     |                                       `-pstree
     `-udevd---2*[udevd]
> compile
Linux debian 3.2.0-4-486 #1 Debian 3.2.57-3 i686 GNU/Linux
 13:10:36 up 13:26,  3 users,  load average: 0.01, 0.02, 0.03
init-+-VBoxService---7*[{VBoxService}]
     |-acpid
     |-cron
     |-2*[dhclient]
     |-exim4
     |-6*[getty]
     |-rsyslogd---3*[{rsyslogd}]
     |-sshd-+-sshd---sshd---bash---make---sh-+-git
     |      |                                `-pstree
     |      |-sshd---sshd---bash---gdb---a.out
     |      `-sshd---sshd---bash
     `-udevd---2*[udevd]
> compile
Linux debian 3.2.0-4-486 #1 Debian 3.2.57-3 i686 GNU/Linux
 13:13:15 up 13:29,  3 users,  load average: 0.01, 0.02, 0.04
init-+-VBoxService---7*[{VBoxService}]
     |-acpid
     |-cron
     |-2*[dhclient]
     |-exim4
     |-6*[getty]
     |-rsyslogd---3*[{rsyslogd}]
     |-sshd-+-sshd---sshd---bash---make---sh-+-git
     |      |                                `-pstree
     |      |-sshd---sshd---bash---gdb---a.out
     |      `-sshd---sshd---bash
     `-udevd---2*[udevd]
> compile
Linux debian 3.2.0-4-486 #1 Debian 3.2.57-3 i686 GNU/Linux
 13:17:15 up 13:33,  3 users,  load average: 0.00, 0.01, 0.04
init-+-VBoxService---7*[{VBoxService}]
     |-acpid
     |-cron
     |-2*[dhclient]
     |-exim4
     |-6*[getty]
     |-rsyslogd---3*[{rsyslogd}]
     |-sshd-+-sshd---sshd---bash---make---sh-+-git
     |      |                                `-pstree
     |      |-sshd---sshd---bash---gdb---a.out
     |      `-sshd---sshd---bash
     `-udevd---2*[udevd]
> compile
Linux debian 3.2.0-4-486 #1 Debian 3.2.57-3 i686 GNU/Linux
 13:41:14 up 13:57,  3 users,  load average: 0.00, 0.01, 0.04
init-+-VBoxService---7*[{VBoxService}]
     |-acpid
     |-cron
     |-2*[dhclient]
     |-exim4
     |-6*[getty]
     |-rsyslogd---3*[{rsyslogd}]
     |-sshd-+-sshd---sshd---bash---make---sh-+-git
     |      |                                `-pstree
     |      |-sshd---sshd---bash---gdb---a.out
     |      `-sshd---sshd---bash
     `-udevd---2*[udevd]
> compile
Linux debian 3.2.0-4-486 #1 Debian 3.2.57-3 i686 GNU/Linux
 15:22:56 up 15:39,  3 users,  load average: 0.00, 0.01, 0.04
init-+-VBoxService---7*[{VBoxService}]
     |-acpid
     |-cron
     |-2*[dhclient]
     |-exim4
     |-6*[getty]
     |-rsyslogd---3*[{rsyslogd}]
     |-sshd-+-sshd---sshd---bash---vim
     |      |-sshd---sshd---bash---gdb---a.out
     |      `-sshd---sshd---bash---make---sh-+-git
     |                                       `-pstree
     `-udevd---2*[udevd]
> compile
Linux debian 3.2.0-4-486 #1 Debian 3.2.57-3 i686 GNU/Linux
 23:30:42 up 9 min,  1 user,  load average: 0.00, 0.00, 0.00
init-+-VBoxService---7*[{VBoxService}]
     |-acpid
     |-cron
     |-2*[dhclient]
     |-exim4
     |-6*[getty]
     |-rsyslogd---3*[{rsyslogd}]
     |-sshd---sshd---sshd---bash---make---sh-+-git
     |                                       `-pstree
     `-udevd---2*[udevd]