fio test.log

SAS noop
PingCAP max throughput: (g=0): rw=write, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=4
fio-2.2.8
Starting 1 thread
PingCAP max throughput: Laying out IO file(s) (1 file(s) / 10240MB)
Jobs: 1 (f=1): [W(1)] [100.0% done] [0KB/172.7MB/0KB /s] [0/44.2K/0 iops] [eta 00m:00s]
PingCAP max throughput: (groupid=0, jobs=1): err= 0: pid=115165: Mon Jul 24 15:48:36 2017
  write: io=10240MB, bw=183725KB/s, iops=45931, runt= 57073msec
    slat (usec): min=3, max=173, avg= 8.37, stdev= 6.51
    clat (usec): min=17, max=56128, avg=77.84, stdev=80.93
     lat (usec): min=31, max=56133, avg=86.33, stdev=80.75
    clat percentiles (usec):
     |  1.00th=[   42],  5.00th=[   46], 10.00th=[   49], 20.00th=[   52],
     | 30.00th=[   55], 40.00th=[   59], 50.00th=[   63], 60.00th=[   68],
     | 70.00th=[   77], 80.00th=[   91], 90.00th=[  145], 95.00th=[  165],
     | 99.00th=[  189], 99.50th=[  318], 99.90th=[  346], 99.95th=[  350],
     | 99.99th=[  580]
    bw (KB  /s): min=163344, max=239600, per=100.00%, avg=183744.14, stdev=15755.06
    lat (usec) : 20=0.01%, 50=11.55%, 100=71.68%, 250=16.01%, 500=0.74%
    lat (usec) : 750=0.01%, 1000=0.01%
    lat (msec) : 2=0.01%, 4=0.01%, 100=0.01%
  cpu          : usr=7.47%, sys=37.97%, ctx=1848365, majf=0, minf=75
  IO depths    : 1=0.1%, 2=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued    : total=r=0/w=2621440/d=0, short=r=0/w=0/d=0, drop=r=0/w=0/d=0
     latency   : target=0, window=0, percentile=100.00%, depth=4

Run status group 0 (all jobs):
  WRITE: io=10240MB, aggrb=183725KB/s, minb=183725KB/s, maxb=183725KB/s, mint=57073msec, maxt=57073msec

Disk stats (read/write):
  sde: ios=0/2614290, merge=0/342, ticks=0/161625, in_queue=161312, util=96.24%


SAS deadline
PingCAP max throughput: (g=0): rw=write, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=4
fio-2.2.8
Starting 1 thread
PingCAP max throughput: Laying out IO file(s) (1 file(s) / 10240MB)
Jobs: 1 (f=1): [W(1)] [100.0% done] [0KB/181.5MB/0KB /s] [0/46.5K/0 iops] [eta 00m:00s]
PingCAP max throughput: (groupid=0, jobs=1): err= 0: pid=111929: Mon Jul 24 15:44:47 2017
  write: io=10240MB, bw=193951KB/s, iops=48487, runt= 54064msec
    slat (usec): min=3, max=78, avg= 5.10, stdev= 1.37
    clat (usec): min=17, max=67945, avg=76.88, stdev=132.11
     lat (usec): min=30, max=67950, avg=82.06, stdev=132.08
    clat percentiles (usec):
     |  1.00th=[   44],  5.00th=[   46], 10.00th=[   47], 20.00th=[   50],
     | 30.00th=[   53], 40.00th=[   55], 50.00th=[   59], 60.00th=[   63],
     | 70.00th=[   66], 80.00th=[  101], 90.00th=[  145], 95.00th=[  159],
     | 99.00th=[  290], 99.50th=[  314], 99.90th=[  334], 99.95th=[  346],
     | 99.99th=[  844]
    bw (KB  /s): min=157448, max=246896, per=100.00%, avg=193973.14, stdev=18839.68
    lat (usec) : 20=0.01%, 50=15.54%, 100=64.32%, 250=18.95%, 500=1.16%
    lat (usec) : 750=0.01%, 1000=0.01%
    lat (msec) : 2=0.01%, 4=0.01%, 50=0.01%, 100=0.01%
  cpu          : usr=8.28%, sys=27.31%, ctx=1883119, majf=0, minf=75
  IO depths    : 1=0.1%, 2=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued    : total=r=0/w=2621440/d=0, short=r=0/w=0/d=0, drop=r=0/w=0/d=0
     latency   : target=0, window=0, percentile=100.00%, depth=4

Run status group 0 (all jobs):
  WRITE: io=10240MB, aggrb=193950KB/s, minb=193950KB/s, maxb=193950KB/s, mint=54064msec, maxt=54064msec

SSD noop
PingCAP max throughput: (g=0): rw=write, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=4
fio-2.2.8
Starting 1 thread
PingCAP max throughput: Laying out IO file(s) (1 file(s) / 10240MB)
Jobs: 1 (f=1): [W(1)] [100.0% done] [0KB/231.6MB/0KB /s] [0/59.3K/0 iops] [eta 00m:00s]
PingCAP max throughput: (groupid=0, jobs=1): err= 0: pid=109298: Mon Jul 24 15:41:32 2017
  write: io=10240MB, bw=230969KB/s, iops=57742, runt= 45399msec
    slat (usec): min=3, max=86, avg= 5.13, stdev= 1.87
    clat (usec): min=15, max=605, avg=63.62, stdev=14.14
     lat (usec): min=30, max=608, avg=68.83, stdev=14.08
    clat percentiles (usec):
     |  1.00th=[   44],  5.00th=[   46], 10.00th=[   49], 20.00th=[   53],
     | 30.00th=[   57], 40.00th=[   59], 50.00th=[   62], 60.00th=[   64],
     | 70.00th=[   66], 80.00th=[   70], 90.00th=[   82], 95.00th=[   92],
     | 99.00th=[  113], 99.50th=[  120], 99.90th=[  141], 99.95th=[  149],
     | 99.99th=[  169]
    bw (KB  /s): min=213312, max=245448, per=99.97%, avg=230901.16, stdev=7043.20
    lat (usec) : 20=0.01%, 50=12.43%, 100=84.79%, 250=2.77%, 500=0.01%
    lat (usec) : 750=0.01%
  cpu          : usr=8.82%, sys=32.35%, ctx=1615921, majf=0, minf=75
  IO depths    : 1=0.1%, 2=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued    : total=r=0/w=2621440/d=0, short=r=0/w=0/d=0, drop=r=0/w=0/d=0
     latency   : target=0, window=0, percentile=100.00%, depth=4

Run status group 0 (all jobs):
  WRITE: io=10240MB, aggrb=230968KB/s, minb=230968KB/s, maxb=230968KB/s, mint=45399msec, maxt=45399msec

Disk stats (read/write):
  sda: ios=0/2608521, merge=0/338, ticks=0/139002, in_queue=138716, util=95.82%

SSD deadline
PingCAP max throughput: (g=0): rw=write, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=4
fio-2.2.8
Starting 1 thread
PingCAP max throughput: Laying out IO file(s) (1 file(s) / 10240MB)
Jobs: 1 (f=1): [W(1)] [100.0% done] [0KB/230.8MB/0KB /s] [0/59.7K/0 iops] [eta 00m:00s]
PingCAP max throughput: (groupid=0, jobs=1): err= 0: pid=107420: Mon Jul 24 15:39:21 2017
  write: io=10240MB, bw=234665KB/s, iops=58666, runt= 44684msec
    slat (usec): min=2, max=97, avg= 4.93, stdev= 1.65
    clat (usec): min=16, max=1241, avg=62.77, stdev=14.61
     lat (usec): min=30, max=1246, avg=67.77, stdev=14.56
    clat percentiles (usec):
     |  1.00th=[   44],  5.00th=[   45], 10.00th=[   48], 20.00th=[   52],
     | 30.00th=[   55], 40.00th=[   58], 50.00th=[   61], 60.00th=[   63],
     | 70.00th=[   65], 80.00th=[   70], 90.00th=[   81], 95.00th=[   92],
     | 99.00th=[  115], 99.50th=[  124], 99.90th=[  145], 99.95th=[  153],
     | 99.99th=[  175]
    bw (KB  /s): min=216432, max=251632, per=100.00%, avg=234711.73, stdev=7057.63
    lat (usec) : 20=0.01%, 50=14.19%, 100=82.91%, 250=2.89%, 500=0.01%
    lat (usec) : 750=0.01%
    lat (msec) : 2=0.01%
  cpu          : usr=9.05%, sys=31.77%, ctx=1707534, majf=0, minf=75
  IO depths    : 1=0.1%, 2=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued    : total=r=0/w=2621440/d=0, short=r=0/w=0/d=0, drop=r=0/w=0/d=0
     latency   : target=0, window=0, percentile=100.00%, depth=4

Run status group 0 (all jobs):
  WRITE: io=10240MB, aggrb=234664KB/s, minb=234664KB/s, maxb=234664KB/s, mint=44684msec, maxt=44684msec

Disk stats (read/write):
  sda: ios=0/2621360, merge=0/194, ticks=0/140692, in_queue=140373, util=97.03%