[root@hf-01 ~]# top
top - 06:00:43 up 3:56, 1 user, load average: 0.00, 0.02, 0.05
Tasks: 211 total, 2 running, 209 sleeping, 0 stopped, 0 zombie
%Cpu0 : 0.0 us, 0.3 sy, 0.0 ni, 99.7 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem: 1010860 total, 716504 used, 294356 free, 692 buffers
KiB Swap: 2097148 total, 0 used, 2097148 free. 116216 cached Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
2451 root 20 0 123704 1688 1156 R 0.3 0.2 0:14.18 top
1 root 20 0 43956 6564 3852 S 0.0 0.6 0:01.56 systemd
2 root 20 0 0 0 0 S 0.0 0.0 0:00.01 kthreadd
3 root 20 0 0 0 0 S 0.0 0.0 0:00.12 ksoftirqd/0
5 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 kworker/0:0H
6 root 20 0 0 0 0 S 0.0 0.0 0:00.86 kworker/u128:0
7 root rt 0 0 0 0 S 0.0 0.0 0:00.00 migration/0
8 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcu_bh
9 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/0
10 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/1
11 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/2
12 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/3
13 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/4
14 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/5
15 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/6
16 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/7
17 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/8
18 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/9
19 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/10
20 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/11
21 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/12
22 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/13
23 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/14
[root@hf-01 ~]# top -c
top - 06:03:17 up 3:58, 1 user, load average: 0.00, 0.01, 0.05
Tasks: 212 total, 2 running, 210 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
KiB Mem: 1010860 total, 716860 used, 294000 free, 692 buffers
KiB Swap: 2097148 total, 0 used, 2097148 free. 116220 cached Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
2505 root 20 0 123732 1784 1236 R 0.7 0.2 0:00.10 top -c
2331 root 20 0 139640 5140 3912 S 0.3 0.5 0:01.35 sshd: root@pts/0
1 root 20 0 43956 6564 3852 S 0.0 0.6 0:01.56 /usr/lib/systemd/sy+
2 root 20 0 0 0 0 S 0.0 0.0 0:00.01 [kthreadd]
3 root 20 0 0 0 0 S 0.0 0.0 0:00.12 [ksoftirqd/0]
5 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 [kworker/0:0H]
6 root 20 0 0 0 0 S 0.0 0.0 0:00.87 [kworker/u128:0]
7 root rt 0 0 0 0 S 0.0 0.0 0:00.00 [migration/0]
8 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcu_bh]
9 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/0]
10 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/1]
11 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/2]
12 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/3]
13 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/4]
14 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/5]
15 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/6]
16 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/7]
17 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/8]
18 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/9]
19 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/10]
20 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/11]
21 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/12]
22 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcuob/13]
[root@hf-01 ~]# top -bn1
top - 06:10:31 up 4:05, 1 user, load average: 0.00, 0.01, 0.05
Tasks: 211 total, 2 running, 209 sleeping, 0 stopped, 0 zombie
%Cpu(s): 0.1 us, 0.2 sy, 0.0 ni, 99.7 id, 0.0 wa, 0.0 hi, 0.1 si, 0.0 st
KiB Mem: 1010860 total, 716540 used, 294320 free, 692 buffers
KiB Swap: 2097148 total, 0 used, 2097148 free. 116224 cached Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
1 root 20 0 43956 6564 3852 S 0.0 0.6 0:01.56 systemd
2 root 20 0 0 0 0 S 0.0 0.0 0:00.01 kthreadd
3 root 20 0 0 0 0 S 0.0 0.0 0:00.12 ksoftirqd/0
5 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 kworker/0:0H
6 root 20 0 0 0 0 S 0.0 0.0 0:00.90 kworker/u128:0
7 root rt 0 0 0 0 S 0.0 0.0 0:00.00 migration/0
8 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcu_bh
等等等,只截取了一部分,显示出了所有进程的信息
[root@hf-01 ~]#