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, 2.40726 s, 892 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, 2.22541 s, 965 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=14125: Tue Jun 4 07:10:13 2019 read : io=13691MB, bw=233648KB/s, iops=58412, runt= 60001msec clat (usec): min=1, max=324871, avg=131.88, stdev=415.41 lat (usec): min=1, max=324872, avg=132.66, stdev=415.62 clat percentiles (usec): | 1.00th=[ 1], 5.00th=[ 2], 10.00th=[ 2], 20.00th=[ 2], | 30.00th=[ 2], 40.00th=[ 6], 50.00th=[ 147], 60.00th=[ 175], | 70.00th=[ 191], 80.00th=[ 219], 90.00th=[ 286], 95.00th=[ 374], | 99.00th=[ 660], 99.50th=[ 836], 99.90th=[ 2736], 99.95th=[ 3888], | 99.99th=[ 5472] bw (KB /s): min= 8417, max=49136, per=12.50%, avg=29205.84, stdev=8731.96 lat (usec) : 2=2.05%, 4=36.47%, 10=4.85%, 20=4.48%, 50=0.90% lat (usec) : 100=0.04%, 250=37.06%, 500=11.94%, 750=1.55%, 1000=0.35% lat (msec) : 2=0.18%, 4=0.10%, 10=0.04%, 20=0.01%, 50=0.01% lat (msec) : 100=0.01%, 250=0.01%, 500=0.01% cpu : usr=2.96%, sys=8.88%, ctx=1818880, majf=2, minf=97 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=3504785/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=13691MB, aggrb=233648KB/s, minb=233648KB/s, maxb=233648KB/s, mint=60001msec, maxt=60001msec Disk stats (read/write): vda: ios=1787987/10, merge=0/5, ticks=282235/1, in_queue=269968, util=97.26%
./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=14135: Tue Jun 4 07:11:14 2019 read : io=9858.2MB, bw=168243KB/s, iops=42060, runt= 60001msec clat (usec): min=67, max=10219, avg=183.70, stdev=78.17 lat (usec): min=68, max=10220, avg=184.50, stdev=78.23 clat percentiles (usec): | 1.00th=[ 131], 5.00th=[ 145], 10.00th=[ 151], 20.00th=[ 159], | 30.00th=[ 165], 40.00th=[ 171], 50.00th=[ 175], 60.00th=[ 181], | 70.00th=[ 189], 80.00th=[ 199], 90.00th=[ 221], 95.00th=[ 245], | 99.00th=[ 318], 99.50th=[ 354], 99.90th=[ 740], 99.95th=[ 2008], | 99.99th=[ 3152] bw (KB /s): min=12192, max=22352, per=12.50%, avg=21037.22, stdev=856.26 lat (usec) : 100=0.06%, 250=95.53%, 500=4.26%, 750=0.04%, 1000=0.02% lat (msec) : 2=0.03%, 4=0.05%, 10=0.01%, 20=0.01% cpu : usr=3.07%, sys=8.20%, ctx=2548197, majf=0, minf=64 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=2523686/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=9858.2MB, aggrb=168242KB/s, minb=168242KB/s, maxb=168242KB/s, mint=60001msec, maxt=60001msec Disk stats (read/write): vda: ios=2520498/0, merge=0/0, ticks=374965/0, in_queue=361084, util=99.51%
./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=14156: Tue Jun 4 07:13:14 2019 write: io=38807MB, bw=662226KB/s, iops=165556, runt= 60007msec clat (usec): min=1, max=71978, avg=34.06, stdev=770.10 lat (usec): min=2, max=71978, avg=36.53, stdev=816.69 clat percentiles (usec): | 1.00th=[ 2], 5.00th=[ 2], 10.00th=[ 2], 20.00th=[ 2], | 30.00th=[ 2], 40.00th=[ 2], 50.00th=[ 3], 60.00th=[ 3], | 70.00th=[ 3], 80.00th=[ 3], 90.00th=[ 3], 95.00th=[ 4], | 99.00th=[ 12], 99.50th=[ 17], 99.90th=[15552], 99.95th=[20096], | 99.99th=[29056] bw (KB /s): min=63596, max=95807, per=12.51%, avg=82867.89, stdev=5055.44 lat (usec) : 2=0.09%, 4=93.52%, 10=4.01%, 20=1.96%, 50=0.18% lat (usec) : 100=0.01%, 250=0.01%, 500=0.01%, 750=0.01%, 1000=0.01% lat (msec) : 2=0.01%, 4=0.01%, 10=0.05%, 20=0.09%, 50=0.05% lat (msec) : 100=0.01% cpu : usr=3.51%, sys=8.17%, ctx=43640, majf=0, minf=82 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=9934545/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=38807MB, aggrb=662225KB/s, minb=662225KB/s, maxb=662225KB/s, mint=60007msec, maxt=60007msec Disk stats (read/write): vda: ios=0/396816, merge=0/75, ticks=0/361422, in_queue=189056, util=7.44%
./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=14146: Tue Jun 4 07:12:14 2019 write: io=2514.8MB, bw=42914KB/s, iops=10728, runt= 60005msec clat (usec): min=60, max=63186, avg=741.01, stdev=4528.33 lat (usec): min=60, max=63186, avg=741.67, stdev=4528.38 clat percentiles (usec): | 1.00th=[ 69], 5.00th=[ 71], 10.00th=[ 72], 20.00th=[ 75], | 30.00th=[ 78], 40.00th=[ 81], 50.00th=[ 85], 60.00th=[ 88], | 70.00th=[ 93], 80.00th=[ 99], 90.00th=[ 116], 95.00th=[ 135], | 99.00th=[31616], 99.50th=[34048], 99.90th=[37120], 99.95th=[37632], | 99.99th=[40192] bw (KB /s): min= 3542, max= 6920, per=12.50%, avg=5365.91, stdev=543.51 lat (usec) : 100=80.57%, 250=17.35%, 500=0.02%, 750=0.01%, 1000=0.01% lat (msec) : 2=0.01%, 4=0.01%, 10=0.01%, 20=0.01%, 50=2.05% lat (msec) : 100=0.01% cpu : usr=0.77%, sys=2.87%, ctx=1301390, majf=0, minf=81 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=643767/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=2514.8MB, aggrb=42914KB/s, minb=42914KB/s, maxb=42914KB/s, mint=60005msec, maxt=60005msec Disk stats (read/write): vda: ios=41/643113, merge=0/1506, ticks=14/48755, in_queue=46248, util=77.08%
Downloaded 104857600 bytes in 0.937024 sec Downloaded 104857600 bytes in 0.942548 sec Downloaded 104857600 bytes in 0.950452 sec Downloaded 104857600 bytes in 0.945459 sec Downloaded 104857600 bytes in 1.039140 sec Finished! Average download speed is 830.80 Mbit/s
Retrieving speedtest.net configuration... Retrieving speedtest.net server list... Testing from Psychz Networks ... Selecting 15 servers that are not too close: 1. LeaseWeb (Manassas, VA) [30.14 km]: 105.818 ms 2. AT&T Wireless (Arlington, VA) [40.41 km]: 1800000.0 ms 3. Xiber LLC (Washington DC) [46.08 km]: 25.585 ms 4. AT&T (Washington, DC) [46.91 km]: 1800000.0 ms 5. Speedtest.net (Washington, DC) [46.91 km]: 2.703 ms 6. Sprint (Washington, DC) [46.91 km]: 27.157 ms 7. T-Mobile (Beltsville, MD) [54.58 km]: 4.819 ms 8. Comcast (Winchester, VA) [57.04 km]: 55.953 ms 9. Wave2Net LLC (Winchester, VA) [57.04 km]: 17.446 ms 10. Winchester Wireless (Winchester, VA) [57.04 km]: 22.472 ms 11. Verizon (Annapolis Junction, MD) [66.77 km]: 19.898 ms 12. Sprint (Elkridge, MD) [69.92 km]: 27.267 ms 13. Antietam Broadband (Hagerstown, MD) [71.09 km]: 12.476 ms 14. Comcast (Baltimore, MD) [84.82 km]: 20.779 ms 15. Port Networks (Baltimore, MD) [84.82 km]: 6.419 ms Testing upload speeds 1. LeaseWeb (Manassas, VA): ......................... 260.91 Mbit/s 2. AT&T Wireless (Arlington, VA): ......................... 0.00 Mbit/s 3. Xiber LLC (Washington DC): ......................... 570.38 Mbit/s 4. AT&T (Washington, DC): ......................... 0.00 Mbit/s 5. Speedtest.net (Washington, DC): ......................... 765.19 Mbit/s 6. Sprint (Washington, DC): ......................... 504.02 Mbit/s 7. T-Mobile (Beltsville, MD): ......................... 665.53 Mbit/s 8. Comcast (Winchester, VA): ......................... 128.99 Mbit/s 9. Wave2Net LLC (Winchester, VA): ......................... 385.41 Mbit/s 10. Winchester Wireless (Winchester, VA): ......................... 290.32 Mbit/s 11. Verizon (Annapolis Junction, MD): ......................... 696.68 Mbit/s 12. Sprint (Elkridge, MD): ......................... 528.97 Mbit/s 13. Antietam Broadband (Hagerstown, MD): ......................... 279.32 Mbit/s 14. Comcast (Baltimore, MD): ......................... 490.89 Mbit/s 15. Port Networks (Baltimore, MD): ......................... 612.18 Mbit/s Average upload speed is 411.92 Mbit/s