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一台vps服务器,cpu的用户和系统占用很少的时候,软硬中断处理都能占到很大的比重,不知道为什么,也不太清楚该怎么着手差,找各位大虾指点,下面是top的内容
top - 20:53:59 up 1 day, 23:39, 2 users, load average: 0.00, 0.00, 0.00
Tasks: 62 total, 2 running, 60 sleeping, 0 stopped, 0 zombie
Cpu(s): 0.5%us, 0.5%sy, 0.0%ni, 63.6%id, 0.0%wa, 22.4%hi, 13.1%si, 0.0%st
Mem: 774992k total, 766892k used, 8100k free, 162940k buffers
Swap: 1048568k total, 0k used, 1048568k free, 528996k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
1452 nobody 15 0 5972 3060 740 S 2.5 0.4 16:55.63 nginx
1420 nobody 15 0 27824 6388 2384 S 0.5 0.8 0:23.09 httpd
8518 root 15 0 2204 988 800 R 0.3 0.1 0:00.84 top
1 root 15 0 2072 628 540 S 0.0 0.1 0:15.65 init
2 root RT -5 0 0 0 S 0.0 0.0 0:00.00 migration/0
3 root 34 19 0 0 0 S 0.0 0.0 0:00.19 ksoftirqd/0
4 root RT -5 0 0 0 S 0.0 0.0 0:00.31 watchdog/0
5 root 10 -5 0 0 0 S 0.0 0.0 0:09.10 events/0
6 root 10 -5 0 0 0 S 0.0 0.0 0:00.01 khelper
7 root 11 -5 0 0 0 S 0.0 0.0 0:00.00 kthread
10 root 10 -5 0 0 0 S 0.0 0.0 0:21.17 kblockd/0
11 root 20 -5 0 0 0 S 0.0 0.0 0:00.00 kacpid
67 root 13 -5 0 0 0 S 0.0 0.0 0:00.00 cqueue/0 |
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