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各位高手请帮忙看看这个问题:
我现在linux系统负载相比之前高了不少, 但CPU的使用率却非常低, IO查看也正常.
top - 20:47:12 up 17:33, 1 user, load average: 10.50, 10.34, 10.28
Tasks: 140 total, 1 running, 139 sleeping, 0 stopped, 0 zombie
Cpu(s): 0.5% us, 0.5% sy, 0.0% ni, 98.7% id, 0.4% wa, 0.0% hi, 0.0% si
Mem: 16631020k total, 5565140k used, 11065880k free, 114508k buffers
Swap: 8385792k total, 0k used, 8385792k free, 4960432k cached
Linux 2.6.9-55.ELsmp (coremail_apisvr.localdomain) 2010年02月05日
avg-cpu: %user %nice %sys %iowait %idle
0.34 0.01 0.30 0.15 99.19
Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
sda 3.38 44.66 92.53 2823502 5849560
sda1 4.04 7.82 31.55 494538 1994608
sda2 1.28 1.00 9.80 63062 619512
sda3 0.01 0.01 0.00 812 0
sda5 0.01 0.01 0.00 812 0
sda6 0.01 0.01 0.00 812 0
sda7 0.01 0.01 0.00 812 0
sda8 6.84 35.79 51.18 2262542 3235384
请问还有什么能引起系统负载比较高? |
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