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@trenb
Created July 5, 2017 20:46
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fio - zfs-0.7.0-rc4-92-g688c94c WITH PR6294 - 4kb zvol
# FIRST RUN
write: io=26115MB, bw=89136KB/s, iops=22284, runt=300004msec
slat (usec): min=1, max=135411, avg=43.59, stdev=640.68
clat (usec): min=5, max=135713, avg=1346.72, stdev=3333.34
lat (usec): min=128, max=135720, avg=1390.41, stdev=3381.78
clat percentiles (usec):
| 1.00th=[ 141], 5.00th=[ 147], 10.00th=[ 149], 20.00th=[ 157],
| 30.00th=[ 163], 40.00th=[ 169], 50.00th=[ 175], 60.00th=[ 181],
| 70.00th=[ 191], 80.00th=[ 215], 90.00th=[ 7008], 95.00th=[ 9792],
| 99.00th=[14656], 99.50th=[16512], 99.90th=[21120], 99.95th=[24448],
| 99.99th=[27520]
bw (KB /s): min=17058, max=822656, per=100.00%, avg=89540.93, stdev=108153.15
lat (usec) : 10=0.01%, 250=83.13%, 500=4.17%, 750=0.40%, 1000=0.05%
lat (msec) : 2=0.03%, 4=0.01%, 10=8.00%, 20=4.08%, 50=0.14%
lat (msec) : 250=0.01%
cpu : usr=2.80%, sys=10.44%, ctx=58709, majf=0, minf=24
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=100.0%, 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=0.1%, 64=0.0%, >=64=0.0%
issued : total=r=0/w=6685325/d=0, short=r=0/w=0/d=0
latency : target=0, window=0, percentile=100.00%, depth=31
#
# SECOND RUN
write: io=27605MB, bw=94222KB/s, iops=23555, runt=300006msec
slat (usec): min=1, max=40601, avg=41.22, stdev=639.16
clat (usec): min=12, max=40811, avg=1274.00, stdev=3347.81
lat (usec): min=129, max=40816, avg=1315.34, stdev=3397.33
clat percentiles (usec):
| 1.00th=[ 139], 5.00th=[ 145], 10.00th=[ 147], 20.00th=[ 155],
| 30.00th=[ 161], 40.00th=[ 167], 50.00th=[ 171], 60.00th=[ 179],
| 70.00th=[ 187], 80.00th=[ 211], 90.00th=[ 6880], 95.00th=[ 9024],
| 99.00th=[12224], 99.50th=[16512], 99.90th=[38656], 99.95th=[39680],
| 99.99th=[40192]
bw (KB /s): min= 5430, max=842768, per=100.00%, avg=94618.82, stdev=106691.86
lat (usec) : 20=0.01%, 250=83.42%, 500=4.22%, 750=0.43%, 1000=0.06%
lat (msec) : 2=0.04%, 4=0.01%, 10=8.61%, 20=2.93%, 50=0.28%
cpu : usr=2.83%, sys=10.97%, ctx=63898, majf=0, minf=24
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=100.0%, 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=0.1%, 64=0.0%, >=64=0.0%
issued : total=r=0/w=7066803/d=0, short=r=0/w=0/d=0
latency : target=0, window=0, percentile=100.00%, depth=31
#
# THIRD RUN
write: io=28466MB, bw=97164KB/s, iops=24290, runt=300004msec
slat (usec): min=1, max=41115, avg=39.87, stdev=588.92
clat (usec): min=8, max=41379, avg=1235.50, stdev=3073.08
lat (usec): min=130, max=41385, avg=1275.47, stdev=3118.04
clat percentiles (usec):
| 1.00th=[ 141], 5.00th=[ 147], 10.00th=[ 151], 20.00th=[ 159],
| 30.00th=[ 165], 40.00th=[ 171], 50.00th=[ 177], 60.00th=[ 183],
| 70.00th=[ 193], 80.00th=[ 219], 90.00th=[ 6752], 95.00th=[ 8896],
| 99.00th=[12096], 99.50th=[15296], 99.90th=[23680], 99.95th=[29312],
| 99.99th=[38144]
bw (KB /s): min=11696, max=826288, per=100.00%, avg=97493.61, stdev=104006.24
lat (usec) : 10=0.01%, 250=82.92%, 500=4.68%, 750=0.48%, 1000=0.07%
lat (msec) : 2=0.04%, 4=0.01%, 10=8.76%, 20=2.90%, 50=0.14%
cpu : usr=3.04%, sys=11.56%, ctx=66484, majf=0, minf=24
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=100.0%, 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=0.1%, 64=0.0%, >=64=0.0%
issued : total=r=0/w=7287387/d=0, short=r=0/w=0/d=0
latency : target=0, window=0, percentile=100.00%, depth=31
#
# FOURTH RUN
write: io=27472MB, bw=93771KB/s, iops=23442, runt=300003msec
slat (usec): min=1, max=40579, avg=41.40, stdev=641.13
clat (usec): min=8, max=40789, avg=1280.16, stdev=3359.01
lat (usec): min=132, max=40794, avg=1321.66, stdev=3408.75
clat percentiles (usec):
| 1.00th=[ 139], 5.00th=[ 145], 10.00th=[ 151], 20.00th=[ 159],
| 30.00th=[ 165], 40.00th=[ 169], 50.00th=[ 175], 60.00th=[ 181],
| 70.00th=[ 191], 80.00th=[ 215], 90.00th=[ 6880], 95.00th=[ 9152],
| 99.00th=[13120], 99.50th=[14272], 99.90th=[38656], 99.95th=[39680],
| 99.99th=[39680]
bw (KB /s): min= 5256, max=839048, per=100.00%, avg=94178.15, stdev=106343.17
lat (usec) : 10=0.01%, 250=83.51%, 500=4.31%, 750=0.40%, 1000=0.06%
lat (msec) : 2=0.04%, 4=0.01%, 10=8.01%, 20=3.48%, 50=0.20%
cpu : usr=2.95%, sys=11.06%, ctx=61382, majf=0, minf=24
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=100.0%, 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=0.1%, 64=0.0%, >=64=0.0%
issued : total=r=0/w=7032908/d=0, short=r=0/w=0/d=0
latency : target=0, window=0, percentile=100.00%, depth=31
#
# FIFTH RUN
write: io=26329MB, bw=89870KB/s, iops=22467, runt=300002msec
slat (usec): min=1, max=28273, avg=43.22, stdev=617.51
clat (usec): min=10, max=28513, avg=1335.72, stdev=3206.23
lat (usec): min=131, max=28519, avg=1379.05, stdev=3252.54
clat percentiles (usec):
| 1.00th=[ 141], 5.00th=[ 147], 10.00th=[ 155], 20.00th=[ 163],
| 30.00th=[ 169], 40.00th=[ 175], 50.00th=[ 181], 60.00th=[ 187],
| 70.00th=[ 197], 80.00th=[ 225], 90.00th=[ 7008], 95.00th=[ 9152],
| 99.00th=[13760], 99.50th=[16512], 99.90th=[21376], 99.95th=[24192],
| 99.99th=[27520]
bw (KB /s): min=18677, max=831880, per=100.00%, avg=90221.08, stdev=105976.18
lat (usec) : 20=0.01%, 250=82.32%, 500=4.52%, 750=0.41%, 1000=0.06%
lat (msec) : 2=0.03%, 4=0.01%, 10=9.38%, 20=3.12%, 50=0.15%
cpu : usr=2.83%, sys=11.00%, ctx=60626, majf=0, minf=23
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=100.0%, 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=0.1%, 64=0.0%, >=64=0.0%
issued : total=r=0/w=6740325/d=0, short=r=0/w=0/d=0
latency : target=0, window=0, percentile=100.00%, depth=31
#
Average Write IOPS: 23208
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