Fedora Linux下查看开机时间和进程情况

[root@web ~]# uptime 
13:44:25 up 16 days, 3:12, 1 user, load average: 0.00, 0.00, 0.00

[root@web ~]# top
top - 13:45:14 up 16 days, 3:12, 1 user, load average: 0.00, 0.00, 0.00
Tasks: 76 total, 1 running, 75 sleeping, 0 stopped, 0 zombie
Cpu(s): 0.0%us, 0.3%sy, 0.0%ni, 99.7%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Mem: 254236k total, 167976k used, 86260k free, 396k buffers
Swap: 524280k total, 21620k used, 502660k free, 44216k cached

PID USER PR NI VIRT RES SHR S %CPU %MEM TIME  COMMAND 
25303 root 20 0 2272 972 788 R 0.3 0.4 0:00.03 top 
1 root 20 0 2112 648 564 S 0.0 0.3 0:02.03 init 
2 root 15 -5 0 0 0 S 0.0 0.0 0:00.01 kthreadd 
3 root RT -5 0 0 0 S 0.0 0.0 0:00.00 migration/0 
4 root 15 -5 0 0 0 S 0.0 0.0 0:00.00 ksoftirqd/0 
5 root RT -5 0 0 0 S 0.0 0.0 0:00.00 watchdog/0 
6 root 15 -5 0 0 0 S 0.0 0.0 0:00.18 events/0 
7 root 15 -5 0 0 0 S 0.0 0.0 0:00.00 khelper 
58 root 15 -5 0 0 0 S 0.0 0.0 0:00.33 kblockd/0 
61 root 15 -5 0 0 0 S 0.0 0.0 0:00.00 kacpid 
62 root 15 -5 0 0 0 S 0.0 0.0 0:00.00 kacpi_notify 
142 root 15 -5 0 0 0 S 0.0 0.0 0:00.00 cqueue/0 
144 root 15 -5 0 0 0 S 0.0 0.0 0:00.00 ksuspend_usbd 
149 root 15 -5 0 0 0 S 0.0 0.0 0:00.00 khubd 
152 root 15 -5 0 0 0 S 0.0 0.0 0:00.00 kseriod 
180 root 20 0 0 0 0 S 0.0 0.0 0:01.35 pdflush 
181 root 20 0 0 0 0 S 0.0 0.0 0:00.95 pdflush