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标题: liteserver去年512G的机器io [打印本页]
作者: func    时间: 2023-11-27 09:21
标题: liteserver去年512G的机器io
今年大盘鸡限制150iops，测试去年的机器会不会被同步限制。
安装fio

apt install fio -y
fio测5分钟

fio --name=test --ioengine=sync --iodepth=1 --rw=randwrite --bs=4k --size=1G --numjobs=1 --time_based --runtime=5m --ramp_time=5s
测试结果，贴出来给大家参考下

  1. test: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=sync, iodepth=1
  2. fio-3.25
  3. Starting 1 process
  4. Jobs: 1 (f=1): [w(1)][100.0%][eta 00m:00s]                          
  5. test: (groupid=0, jobs=1): err= 0: pid=4134347: Mon Nov 27 02:07:41 2023
  6.   write: IOPS=3447, BW=13.5MiB/s (14.1MB/s)(4040MiB/300001msec); 0 zone resets
  7.     clat (usec): min=2, max=2855.8k, avg=273.66, stdev=10026.90
  8.      lat (usec): min=2, max=2855.8k, avg=273.90, stdev=10026.92
  9.     clat percentiles (usec):
  10.      |  1.00th=[     4],  5.00th=[     5], 10.00th=[     6], 20.00th=[     7],
  11.      | 30.00th=[     7], 40.00th=[     8], 50.00th=[     9], 60.00th=[     9],
  12.      | 70.00th=[    10], 80.00th=[    12], 90.00th=[    17], 95.00th=[    27],
  13.      | 99.00th=[ 11338], 99.50th=[ 15270], 99.90th=[ 23200], 99.95th=[ 27919],
  14.      | 99.99th=[204473]
  15.    bw (  KiB/s): min=    8, max=96480, per=100.00%, avg=16457.89, stdev=17690.70, samples=500
  16.    iops        : min=    2, max=24120, avg=4114.35, stdev=4422.65, samples=500
  17.   lat (usec)   : 4=1.47%, 10=70.53%, 20=20.93%, 50=3.94%, 100=1.39%
  18.   lat (usec)   : 250=0.33%, 500=0.13%, 750=0.03%, 1000=0.01%
  19.   lat (msec)   : 2=0.03%, 4=0.03%, 10=0.06%, 20=0.95%, 50=0.14%
  20.   lat (msec)   : 100=0.01%, 250=0.01%, 500=0.01%, 750=0.01%, 1000=0.01%
  21.   lat (msec)   : 2000=0.01%, >=2000=0.01%
  22.   cpu          : usr=0.61%, sys=3.93%, ctx=23885, majf=0, minf=58
  23.   IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
  24.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  25.      complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  26.      issued rwts: total=0,1034208,0,0 short=0,0,0,0 dropped=0,0,0,0
  27.      latency   : target=0, window=0, percentile=100.00%, depth=1

  29. Run status group 0 (all jobs):
  30.   WRITE: bw=13.5MiB/s (14.1MB/s), 13.5MiB/s-13.5MiB/s (14.1MB/s-14.1MB/s), io=4040MiB (4236MB), run=300001-300001msec

  32. Disk stats (read/write):
  33.   vda: ios=25384/887473, merge=1673/3847, ticks=635479/3893341, in_queue=4528997, util=81.18%

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