dd if=/dev/zero of=benchmark bs=64K count=32K conv=fdatasync 32768+0 records in 32768+0 records out 2147483648 bytes (2.1 GB, 2.0 GiB) copied, 3.78469 s, 567 MB/s dd if=/dev/zero of=benchmark bs=1M count=2048 conv=fdatasync 2048+0 records in 2048+0 records out 2147483648 bytes (2.1 GB, 2.0 GiB) copied, 5.98112 s, 359 MB/s
./fio --time_based --name=benchmark --size=256M --runtime=60 --randrepeat=1 --iodepth=32 --invalidate=1 --verify=0 --verify_fatal=0 --numjobs=8 --rw=randread --blocksize=4k --group_reporting
benchmark: (g=0): rw=randread, bs=4K-4K/4K-4K/4K-4K, ioengine=sync, iodepth=32
...
fio-2.8
Starting 8 processes
benchmark: Laying out IO file(s) (1 file(s) / 256MB)
benchmark: Laying out IO file(s) (1 file(s) / 256MB)
benchmark: Laying out IO file(s) (1 file(s) / 256MB)
benchmark: Laying out IO file(s) (1 file(s) / 256MB)
benchmark: Laying out IO file(s) (1 file(s) / 256MB)
benchmark: Laying out IO file(s) (1 file(s) / 256MB)
benchmark: Laying out IO file(s) (1 file(s) / 256MB)
benchmark: Laying out IO file(s) (1 file(s) / 256MB)
benchmark: (groupid=0, jobs=8): err= 0: pid=28778: Sat Jun 24 13:47:43 2017
read : io=64468KB, bw=1073.9KB/s, iops=268, runt= 60035msec
clat (usec): min=74, max=239751, avg=29787.35, stdev=26518.99
lat (usec): min=74, max=239752, avg=29787.69, stdev=26518.99
clat percentiles (usec):
| 1.00th=[ 1800], 5.00th=[ 3952], 10.00th=[ 5664], 20.00th=[ 8512],
| 30.00th=[11584], 40.00th=[15552], 50.00th=[21120], 60.00th=[28544],
| 70.00th=[37120], 80.00th=[48896], 90.00th=[66048], 95.00th=[80384],
| 99.00th=[121344], 99.50th=[142336], 99.90th=[181248], 99.95th=[201728],
| 99.99th=[218112]
bw (KB /s): min= 45, max= 280, per=12.50%, avg=134.14, stdev=41.14
lat (usec) : 100=0.02%, 250=0.24%, 500=0.19%, 750=0.11%, 1000=0.05%
lat (msec) : 2=0.66%, 4=3.88%, 10=20.23%, 20=22.83%, 50=32.73%
lat (msec) : 100=16.98%, 250=2.09%
cpu : usr=0.03%, sys=0.12%, ctx=16252, majf=0, minf=298
IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 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=16117/w=0/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=32
Run status group 0 (all jobs):
READ: io=64468KB, aggrb=1073KB/s, minb=1073KB/s, maxb=1073KB/s, mint=60035msec, maxt=60035msec
./fio --time_based --name=benchmark --size=256M --runtime=60 --randrepeat=1 --iodepth=32 --direct=1 --invalidate=1 --verify=0 --verify_fatal=0 --numjobs=8 --rw=randread --blocksize=4k --group_reporting
benchmark: (g=0): rw=randread, bs=4K-4K/4K-4K/4K-4K, ioengine=sync, iodepth=32
...
fio-2.8
Starting 8 processes
benchmark: (groupid=0, jobs=8): err= 0: pid=28791: Sat Jun 24 13:48:43 2017
read : io=58664KB, bw=977.0KB/s, iops=244, runt= 60045msec
clat (usec): min=77, max=680396, avg=32732.52, stdev=29304.00
lat (usec): min=77, max=680396, avg=32732.85, stdev=29304.00
clat percentiles (usec):
| 1.00th=[ 1848], 5.00th=[ 4048], 10.00th=[ 6048], 20.00th=[ 9024],
| 30.00th=[12480], 40.00th=[17280], 50.00th=[23936], 60.00th=[32128],
| 70.00th=[41728], 80.00th=[53504], 90.00th=[71168], 95.00th=[88576],
| 99.00th=[129536], 99.50th=[148480], 99.90th=[193536], 99.95th=[214016],
| 99.99th=[257024]
bw (KB /s): min= 16, max= 282, per=12.51%, avg=122.20, stdev=34.51
lat (usec) : 100=0.04%, 250=0.31%, 500=0.15%, 750=0.03%, 1000=0.05%
lat (msec) : 2=0.63%, 4=3.68%, 10=18.61%, 20=21.13%, 50=32.83%
lat (msec) : 100=19.30%, 250=3.23%, 500=0.01%, 750=0.01%
cpu : usr=0.03%, sys=0.11%, ctx=14807, majf=0, minf=290
IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 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=14666/w=0/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=32
Run status group 0 (all jobs):
READ: io=58664KB, aggrb=977KB/s, minb=977KB/s, maxb=977KB/s, mint=60045msec, maxt=60045msec
./fio --time_based --name=benchmark --size=256M --runtime=60 --filename=benchmark --randrepeat=1 --iodepth=32 --invalidate=1 --verify=0 --verify_fatal=0 --numjobs=8 --rw=randwrite --blocksize=4k --group_reporting
benchmark: (g=0): rw=randwrite, bs=4K-4K/4K-4K/4K-4K, ioengine=sync, iodepth=32
...
fio-2.8
Starting 8 processes
benchmark: (groupid=0, jobs=8): err= 0: pid=28815: Sat Jun 24 13:52:35 2017
write: io=5376.5MB, bw=91718KB/s, iops=22929, runt= 60026msec
clat (usec): min=2, max=1562.3K, avg=135.11, stdev=6163.34
lat (usec): min=2, max=1562.3K, avg=135.89, stdev=6171.23
clat percentiles (usec):
| 1.00th=[ 2], 5.00th=[ 3], 10.00th=[ 3], 20.00th=[ 3],
| 30.00th=[ 3], 40.00th=[ 3], 50.00th=[ 3], 60.00th=[ 4],
| 70.00th=[ 4], 80.00th=[ 4], 90.00th=[ 5], 95.00th=[ 6],
| 99.00th=[ 31], 99.50th=[ 111], 99.90th=[18560], 99.95th=[68096],
| 99.99th=[268288]
bw (KB /s): min= 3, max=38220, per=14.14%, avg=12969.43, stdev=8780.06
lat (usec) : 4=53.91%, 10=44.24%, 20=0.47%, 50=0.66%, 100=0.19%
lat (usec) : 250=0.13%, 500=0.05%, 750=0.03%, 1000=0.02%
lat (msec) : 2=0.07%, 4=0.05%, 10=0.05%, 20=0.03%, 50=0.03%
lat (msec) : 100=0.03%, 250=0.03%, 500=0.01%, 750=0.01%, 1000=0.01%
lat (msec) : 2000=0.01%
cpu : usr=0.41%, sys=1.22%, ctx=32844, majf=0, minf=3899
IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 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=1376360/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=32
Run status group 0 (all jobs):
WRITE: io=5376.5MB, aggrb=91717KB/s, minb=91717KB/s, maxb=91717KB/s, mint=60026msec, maxt=60026msec
./fio --time_based --name=benchmark --size=256M --runtime=60 --filename=benchmark --randrepeat=1 --iodepth=32 --direct=1 --invalidate=1 --verify=0 --verify_fatal=0 --numjobs=8 --rw=randwrite --blocksize=4k --group_reporting
benchmark: (g=0): rw=randwrite, bs=4K-4K/4K-4K/4K-4K, ioengine=sync, iodepth=32
...
fio-2.8
Starting 8 processes
benchmark: Laying out IO file(s) (1 file(s) / 256MB)
benchmark: (groupid=0, jobs=8): err= 0: pid=28802: Sat Jun 24 13:51:35 2017
write: io=342572KB, bw=1993.5KB/s, iops=498, runt=171851msec
clat (usec): min=2, max=3020.3K, avg=1831.56, stdev=40006.67
lat (usec): min=2, max=3020.3K, avg=1833.63, stdev=40015.50
clat percentiles (usec):
| 1.00th=[ 3], 5.00th=[ 3], 10.00th=[ 3], 20.00th=[ 4],
| 30.00th=[ 4], 40.00th=[ 5], 50.00th=[ 5], 60.00th=[ 5],
| 70.00th=[ 6], 80.00th=[ 7], 90.00th=[ 45], 95.00th=[ 237],
| 99.00th=[12608], 99.50th=[57600], 99.90th=[403456], 99.95th=[847872],
| 99.99th=[2310144]
bw (KB /s): min= 0, max=20462, per=65.91%, avg=1313.68, stdev=2465.29
lat (usec) : 4=18.11%, 10=68.40%, 20=2.20%, 50=1.40%, 100=0.40%
lat (usec) : 250=4.77%, 500=1.85%, 750=0.40%, 1000=0.14%
lat (msec) : 2=0.38%, 4=0.61%, 10=0.28%, 20=0.18%, 50=0.32%
lat (msec) : 100=0.21%, 250=0.19%, 500=0.06%, 750=0.03%, 1000=0.02%
lat (msec) : 2000=0.03%, >=2000=0.01%
cpu : usr=0.03%, sys=0.18%, ctx=49646, majf=0, minf=5099
IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 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=85643/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=32
Run status group 0 (all jobs):
WRITE: io=342572KB, aggrb=1993KB/s, minb=1993KB/s, maxb=1993KB/s, mint=171851msec, maxt=171851msec
Downloaded 104857600 bytes in 4.351 sec Downloaded 104857600 bytes in 1.564 sec Downloaded 104857600 bytes in 1.220 sec Downloaded 104857600 bytes in 4.410 sec Downloaded 104857600 bytes in 1.297 sec Finished! Average download speed is 311.48 Mbit/s
Retrieving speedtest.net configuration... Retrieving speedtest.net server list... Testing from OVH ... Selecting 15 servers that are not too close: 1. iperf.fr (Rouen) [111.21 km]: 342.011 ms 2. Ikoula (Reims) [131.50 km]: 1519.306 ms 3. LaFibre.info (Douai) [176.53 km]: 600004.722 ms 4. MyTheValentinus (Roubaix) [213.32 km]: 340.998 ms 5. media-upload.net (Roubaix) [213.32 km]: 155.341 ms 6. ePlay TV (Roubaix) [213.32 km]: 1672.446 ms 7. AdvancedFight (Roubaix) [213.32 km]: 6.54 ms 8. Matthews Tech (Gravelines) [237.06 km]: 39.629 ms 9. Magic-VPN (Gravelines) [237.06 km]: 141.637 ms 10. CloudConnX (Eastbourne) [258.84 km]: 146.188 ms 11. Universite Catholique de Louvain (Louvain-La-Neuve) [259.09 km]: 17.137 ms 12. Combell (Brussels) [264.26 km]: 110.136 ms 13. Orange Belgium (Brussels) [264.26 km]: 16.214 ms 14. Riffle Media BVBA (Brussels) [264.26 km]: 16.458 ms 15. Proximus (Brussels) [264.26 km]: 7.301 ms Testing upload speeds 1. iperf.fr (Rouen): ......................... 104.55 Mbit/s 2. Ikoula (Reims): ......................... 78.44 Mbit/s 3. LaFibre.info (Douai): ......................... 136.32 Mbit/s 4. MyTheValentinus (Roubaix): ......................... 15.86 Mbit/s 5. media-upload.net (Roubaix): ......................... 123.65 Mbit/s 6. ePlay TV (Roubaix): ......................... 9.21 Mbit/s 7. AdvancedFight (Roubaix): ......................... 132.91 Mbit/s 8. Matthews Tech (Gravelines): ......................... 137.39 Mbit/s 9. Magic-VPN (Gravelines): ......................... 128.21 Mbit/s 10. CloudConnX (Eastbourne): ......................... 78.08 Mbit/s 11. Universite Catholique de Louvain (Louvain-La-Neuve):......................... 88.11 Mbit/s 12. Combell (Brussels): ......................... 135.07 Mbit/s 13. Orange Belgium (Brussels): ......................... 134.59 Mbit/s 14. Riffle Media BVBA (Brussels): ......................... 72.26 Mbit/s 15. Proximus (Brussels): ......................... 118.81 Mbit/s Average upload speed is 99.56 Mbit/s