显示非常高的平均负载,但实际负载并不高
Issue
-
sar
显示以下不正常的负载平均值,CPU 使用量较低。00:00:01 runq-sz plist-sz ldavg-1 ldavg-5 ldavg-15 blocked
00:10:01 8 5205 4.73 41475.94 2099919.40 0
00:20:01 2 5178 4.60 5567.83 1100355.00 0
00:30:01 3 5181 3.45 749.94 576585.05 0
00:40:01 5 5206 4.14 104.00 302130.97 1
00:50:01 3 5233 4.50 18.62 158318.51 0
01:00:01 6 5190 470763.00 18999430.29 15157625.34 0
01:10:01 5 5193 24.39 2548489.10 7942559.38 0
01:20:01 3 5192 3.25 341843.95 4161882.60 0
01:30:01 6 5179 2.52 45855.57 2180817.35 0
01:40:01 3 5168 3.35 6154.11 1142744.68 0
01:50:01 3 5166 3.38 828.36 598796.89 0
02:00:01 21 5183 3.48 114.14 313769.75 1
02:10:01 10 5171 3.14 18.60 164416.59 0
02:20:01 2 5166 2499079.78 26555240.08 16875205.23 0
02:30:01 2 5173 114.96 3561986.51 8842566.82 0
02:40:01 3 5168 3.88 477789.99 4633484.62 0
02:50:01 4 5181 4.88 64092.15 2427936.29 0
03:00:01 18 5203 3.88 8600.09 1272234.16 1
03:10:01 7 5179 4.11 1157.73 666649.93 0
03:20:01 18 5187 5.63 160.26 349325.57 0
03:30:01 3 5180 5.84 26.21 183048.20 0
03:40:01 8 5187 4567393.00 11598615.59 21260021.08 0 -
top
也显示类似的平均负载。
Environment
- Red Hat Enterprise Linux 7
- 第三方内核模块
kernel.threads-max
andkernel.pid_max
<ldavg-*
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