iostat

avg-cpu: %user %nice %system %iowait %steal %idle
0.06 0.10 0.15 0.48 0.00 99.22

Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
sda 57.62 10957.42 48.08 1114988346 4892652
sdb 56.95 10827.38 48.08 1101755210 4892652
md0 0.00 0.01 0.00 1066 0
md1 122.00 21784.77 47.32 2216741098 4815232


top

top - 12:06:21 up 1 day, 4:16, 1 user, load average: 0.10, 0.07, 0.02
Tasks: 228 total, 1 running, 225 sleeping, 2 stopped, 0 zombie
Cpu(s): 0.0%us, 0.1%sy, 0.0%ni, 99.6%id, 0.1%wa, 0.0%hi, 0.2%si, 0.0%st
Mem: 32988060k total, 9458872k used, 23529188k free, 102196k buffers
Swap: 31248304k total, 0k used, 31248304k free, 7966664k cached

PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
27260 root 20 0 19204 1476 1020 R 1 0.0 0:00.02 top
19179 www-data 15 -5 101m 73m 856 S 0 0.2 0:01.63 nginx
19181 www-data 15 -5 103m 75m 856 S 0 0.2 0:01.52 nginx
19188 www-data 15 -5 127m 99m 856 S 0 0.3 0:02.64 nginx
1 root 20 0 8356 816 684 S 0 0.0 0:02.70 init
2 root 20 0 0 0 0 S 0 0.0 0:00.00 kthreadd
3 root RT 0 0 0 0 S 0 0.0 0:00.00 migration/0
4 root 20 0 0 0 0 S 0 0.0 0:00.49 ksoftirqd/0
5 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/0
6 root RT 0 0 0 0 S 0 0.0 0:00.00 migration/1
7 root 20 0 0 0 0 S 0 0.0 0:00.01 ksoftirqd/1
8 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/1
9 root RT 0 0 0 0 S 0 0.0 0:00.00 migration/2
10 root 20 0 0 0 0 S 0 0.0 0:00.02 ksoftirqd/2
11 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/2
12 root RT 0 0 0 0 S 0 0.0 0:00.00 migration/3
13 root 20 0 0 0 0 S 0 0.0 0:00.00 ksoftirqd/3
14 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/3
15 root RT 0 0 0 0 S 0 0.0 0:00.00 migration/4
16 root 20 0 0 0 0 S 0 0.0 0:00.00 ksoftirqd/4
17 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/4
18 root RT 0 0 0 0 S 0 0.0 0:00.00 migration/5
19 root 20 0 0 0 0 S 0 0.0 0:00.00 ksoftirqd/5
20 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/5
21 root RT 0 0 0 0 S 0 0.0 0:00.02 migration/6
22 root 20 0 0 0 0 S 0 0.0 0:00.26 ksoftirqd/6
23 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/6
24 root RT 0 0 0 0 S 0 0.0 0:00.05 migration/7
25 root 20 0 0 0 0 S 0 0.0 0:00.01 ksoftirqd/7
26 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/7
27 root RT 0 0 0 0 S 0 0.0 0:00.03 migration/8
28 root 20 0 0 0 0 S 0 0.0 0:00.02 ksoftirqd/8
29 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/8
30 root RT 0 0 0 0 S 0 0.0 0:00.03 migration/9
31 root 20 0 0 0 0 S 0 0.0 0:00.04 ksoftirqd/9
32 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/9
33 root RT 0 0 0 0 S 0 0.0 0:00.01 migration/10
34 root 20 0 0 0 0 S 0 0.0 0:00.04 ksoftirqd/10
35 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/10


какую нагрузку на сеть нужно отобразить? график с munin подойдет?