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top - 12:02:43 up 189 days, 1:24, 2 users, load average: 23.40, 20.90, 20.83
Tasks: 5798 total, 2 running, 5796 sleeping, 0 stopped, 0 zombie
Cpu0 : 7.7%us, 3.4%sy, 0.0%ni, 0.0%id, 88.9%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu1 : 11.1%us, 2.2%sy, 0.0%ni, 0.0%id, 86.4%wa, 0.0%hi, 0.3%si, 0.0%st
Cpu2 : 9.6%us, 2.5%sy, 0.0%ni, 0.0%id, 88.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu3 : 6.8%us, 2.5%sy, 0.0%ni, 0.0%id, 89.8%wa, 0.0%hi, 0.9%si, 0.0%st
free
total used free shared buffers cached
Mem: 8275980 8027840 248140 0 70828 671304
-/+ buffers/cache: 7285708 990272
Swap: 8385920 2419284 5966636
请问高手童鞋, 8G物理内存明明cache了7G的内存,但为什么还在用swap? 如何查找占用磁盘io多的进程? |
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