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Performance report #3137
SSD NodesTau (Medium)
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Test results for Tau (Medium) at SSD Nodes


Server specs:


4 × Intel(R) Xeon(R) CPU E5-2667 v4 @ 3.20GHz
8 GB RAM / 41 GB disk space
Ubuntu 16.04 Xenial
Tustin, United States

Benchmark results summary:


UnixBench - 3733.4
Disk Read - 9245 MB/s
Disk Write - 1340 MB/s
Bandwidth - 1172.33 MB/s

More: https://serverscope.io/trials/NB91
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Cpu chip
Server Specs
CPU
4 × Intel(R) Xeon(R) CPU E5-2667 v4 @ 3.20GHz
CPU Cores
8 × 3200 MHz
RAM
8 GB
Disk
41 GB
OS
Ubuntu 16.04 Xenial
Location
Tustin, United States
Benchmark summary
Benchmark summary
UnixBench
3733.4
Disk Read
9245 MB/s
Disk Write
1340 MB/s
Bandwidth
1172.33 Mbit/s
Speedtest
54.94 Mbit/s
Graph analysis
UnixBench Score
UnixBench (all CPUs)
3733.4
UnixBench (one CPU)
1630.0
Terminal
Raw Output
gcc -o pgms/arithoh -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME -Darithoh src/arith.c 
gcc -o pgms/register -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME -Ddatum="register int" src/arith.c 
gcc -o pgms/short -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME -Ddatum=short src/arith.c 
gcc -o pgms/int -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME -Ddatum=int src/arith.c 
gcc -o pgms/long -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME -Ddatum=long src/arith.c 
gcc -o pgms/float -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME -Ddatum=float src/arith.c 
gcc -o pgms/double -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME -Ddatum=double src/arith.c 
gcc -o pgms/hanoi -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME src/hanoi.c 
gcc -o pgms/syscall -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME src/syscall.c 
gcc -o pgms/context1 -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME src/context1.c 
gcc -o pgms/pipe -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME src/pipe.c 
src/pipe.c: In function "main":
src/pipe.c:52:2: warning: ignoring return value of "pipe", declared with attribute warn_unused_result [-Wunused-result]
  pipe(pvec);
  ^
gcc -o pgms/spawn -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME src/spawn.c 
gcc -o pgms/execl -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME src/execl.c 
In file included from src/execl.c:34:0:
src/big.c: In function "dummy":
src/big.c:109:5: warning: ignoring return value of "freopen", declared with attribute warn_unused_result [-Wunused-result]
     freopen("masterlog.00", "a", stderr);
     ^
src/big.c:197:6: warning: ignoring return value of "freopen", declared with attribute warn_unused_result [-Wunused-result]
      freopen(logname, "w", stderr);
      ^
src/big.c:221:3: warning: ignoring return value of "dup", declared with attribute warn_unused_result [-Wunused-result]
   dup(pvec[0]);
   ^
src/big.c:225:6: warning: ignoring return value of "freopen", declared with attribute warn_unused_result [-Wunused-result]
      freopen(logname, "w", stderr);
      ^
src/big.c:318:4: warning: ignoring return value of "write", declared with attribute warn_unused_result [-Wunused-result]
    write(fcopy, cp->line, p - cp->line + 1);
    ^
gcc -o pgms/dhry2 -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME -DHZ= ./src/dhry_1.c ./src/dhry_2.c
gcc -o pgms/dhry2reg -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME -DHZ= -DREG=register ./src/dhry_1.c ./src/dhry_2.c
gcc -o pgms/looper -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME src/looper.c 
gcc -o pgms/fstime -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME src/fstime.c 
gcc -o pgms/whetstone-double -Wall -pedantic -O3 -ffast-math -march=native -mtune=native -I ./src -DTIME -DDP -DUNIX -DUNIXBENCH src/whets.c -lm
make all
make[1]: Entering directory "/root/serverscope-7YSgha/byte-unixbench/UnixBench"
make distr
make[2]: Entering directory "/root/serverscope-7YSgha/byte-unixbench/UnixBench"
Checking distribution of files
./pgms  exists
./src  exists
./testdir  exists
make[2]: Leaving directory "/root/serverscope-7YSgha/byte-unixbench/UnixBench"
make programs
make[2]: Entering directory "/root/serverscope-7YSgha/byte-unixbench/UnixBench"
make[2]: Nothing to be done for "programs".
make[2]: Leaving directory "/root/serverscope-7YSgha/byte-unixbench/UnixBench"
make[1]: Leaving directory "/root/serverscope-7YSgha/byte-unixbench/UnixBench"
locale: Cannot set LC_CTYPE to default locale: No such file or directory
locale: Cannot set LC_MESSAGES to default locale: No such file or directory
locale: Cannot set LC_ALL to default locale: No such file or directory
locale: Cannot set LC_CTYPE to default locale: No such file or directory
locale: Cannot set LC_MESSAGES to default locale: No such file or directory
locale: Cannot set LC_ALL to default locale: No such file or directory
sh: 1: 3dinfo: not found

   #    #  #    #  #  #    #          #####   ######  #    #   ####   #    #
   #    #  ##   #  #   #  #           #    #  #       ##   #  #    #  #    #
   #    #  # #  #  #    ##            #####   #####   # #  #  #       ######
   #    #  #  # #  #    ##            #    #  #       #  # #  #       #    #
   #    #  #   ##  #   #  #           #    #  #       #   ##  #    #  #    #
    ####   #    #  #  #    #          #####   ######  #    #   ####   #    #

   Version 5.1.3                      Based on the Byte Magazine Unix Benchmark

   Multi-CPU version                  Version 5 revisions by Ian Smith,
                                      Sunnyvale, CA, USA
   January 13, 2011                   johantheghost at yahoo period com


1 x Dhrystone 2 using register variables  1 2 3 4 5 6 7 8 9 10

1 x Double-Precision Whetstone  1 2 3 4 5 6 7 8 9 10

1 x Execl Throughput  1 2 3

1 x File Copy 1024 bufsize 2000 maxblocks  1 2 3

1 x File Copy 256 bufsize 500 maxblocks  1 2 3

1 x File Copy 4096 bufsize 8000 maxblocks  1 2 3

1 x Pipe Throughput  1 2 3 4 5 6 7 8 9 10

1 x Pipe-based Context Switching  1 2 3 4 5 6 7 8 9 10

1 x Process Creation  1 2 3

1 x System Call Overhead  1 2 3 4 5 6 7 8 9 10

1 x Shell Scripts (1 concurrent)  1 2 3

1 x Shell Scripts (8 concurrent)  1 2 3

4 x Dhrystone 2 using register variables  1 2 3 4 5 6 7 8 9 10

4 x Double-Precision Whetstone  1 2 3 4 5 6 7 8 9 10

4 x Execl Throughput  1 2 3

4 x File Copy 1024 bufsize 2000 maxblocks  1 2 3

4 x File Copy 256 bufsize 500 maxblocks  1 2 3

4 x File Copy 4096 bufsize 8000 maxblocks  1 2 3

4 x Pipe Throughput  1 2 3 4 5 6 7 8 9 10

4 x Pipe-based Context Switching  1 2 3 4 5 6 7 8 9 10

4 x Process Creation  1 2 3

4 x System Call Overhead  1 2 3 4 5 6 7 8 9 10

4 x Shell Scripts (1 concurrent)  1 2 3

4 x Shell Scripts (8 concurrent)  1 2 3

========================================================================
   BYTE UNIX Benchmarks (Version 5.1.3)

   System: nostromo: GNU/Linux
   OS: GNU/Linux -- 2.6.32-042stab120.18 -- #1 SMP Fri Jan 13 10:32:04 MSK 2017
   Machine: x86_64 (x86_64)
   Language: en_US.utf8 (charmap="ANSI_X3.4-1968", collate="ANSI_X3.4-1968")
   CPU 0: Intel(R) Xeon(R) CPU E5-2667 v4 @ 3.20GHz (6399.6 bogomips)
          Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
   CPU 1: Intel(R) Xeon(R) CPU E5-2667 v4 @ 3.20GHz (6399.6 bogomips)
          Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
   CPU 2: Intel(R) Xeon(R) CPU E5-2667 v4 @ 3.20GHz (6399.6 bogomips)
          Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
   CPU 3: Intel(R) Xeon(R) CPU E5-2667 v4 @ 3.20GHz (6399.6 bogomips)
          Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
   04:12:43 up 18 min,  1 user,  load average: 7.86, 4.55, 1.92; runlevel Apr

------------------------------------------------------------------------
Benchmark Run: Wed Apr 19 2017 04:12:43 - 04:40:48
4 CPUs in system; running 1 parallel copy of tests

Dhrystone 2 using register variables       37180617.2 lps   (10.0 s, 7 samples)
Double-Precision Whetstone                     4621.4 MWIPS (9.9 s, 7 samples)
Execl Throughput                               3988.7 lps   (29.9 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks        893506.4 KBps  (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks          235450.8 KBps  (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks       1814391.0 KBps  (30.0 s, 2 samples)
Pipe Throughput                             1738665.6 lps   (10.0 s, 7 samples)
Pipe-based Context Switching                 225840.4 lps   (10.0 s, 7 samples)
Process Creation                              10275.5 lps   (30.0 s, 2 samples)
Shell Scripts (1 concurrent)                  10506.5 lpm   (60.0 s, 2 samples)
Shell Scripts (8 concurrent)                   2943.7 lpm   (60.0 s, 2 samples)
System Call Overhead                        2704239.3 lps   (10.0 s, 7 samples)

System Benchmarks Index Values               BASELINE       RESULT    INDEX
Dhrystone 2 using register variables         116700.0   37180617.2   3186.0
Double-Precision Whetstone                       55.0       4621.4    840.2
Execl Throughput                                 43.0       3988.7    927.6
File Copy 1024 bufsize 2000 maxblocks          3960.0     893506.4   2256.3
File Copy 256 bufsize 500 maxblocks            1655.0     235450.8   1422.7
File Copy 4096 bufsize 8000 maxblocks          5800.0    1814391.0   3128.3
Pipe Throughput                               12440.0    1738665.6   1397.6
Pipe-based Context Switching                   4000.0     225840.4    564.6
Process Creation                                126.0      10275.5    815.5
Shell Scripts (1 concurrent)                     42.4      10506.5   2478.0
Shell Scripts (8 concurrent)                      6.0       2943.7   4906.1
System Call Overhead                          15000.0    2704239.3   1802.8
                                                                   ========
System Benchmarks Index Score                                        1630.0

------------------------------------------------------------------------
Benchmark Run: Wed Apr 19 2017 04:40:48 - 05:08:55
4 CPUs in system; running 4 parallel copies of tests

Dhrystone 2 using register variables      142477742.5 lps   (10.0 s, 7 samples)
Double-Precision Whetstone                    18275.2 MWIPS (9.9 s, 7 samples)
Execl Throughput                              17511.5 lps   (29.9 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks        804632.4 KBps  (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks          220820.9 KBps  (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks       2060140.6 KBps  (30.0 s, 2 samples)
Pipe Throughput                             6582612.0 lps   (10.0 s, 7 samples)
Pipe-based Context Switching                1193253.2 lps   (10.0 s, 7 samples)
Process Creation                              29156.4 lps   (30.0 s, 2 samples)
Shell Scripts (1 concurrent)                  28340.6 lpm   (60.0 s, 2 samples)
Shell Scripts (8 concurrent)                   3770.6 lpm   (60.0 s, 2 samples)
System Call Overhead                        4505257.9 lps   (10.0 s, 7 samples)

System Benchmarks Index Values               BASELINE       RESULT    INDEX
Dhrystone 2 using register variables         116700.0  142477742.5  12208.9
Double-Precision Whetstone                       55.0      18275.2   3322.8
Execl Throughput                                 43.0      17511.5   4072.5
File Copy 1024 bufsize 2000 maxblocks          3960.0     804632.4   2031.9
File Copy 256 bufsize 500 maxblocks            1655.0     220820.9   1334.3
File Copy 4096 bufsize 8000 maxblocks          5800.0    2060140.6   3552.0
Pipe Throughput                               12440.0    6582612.0   5291.5
Pipe-based Context Switching                   4000.0    1193253.2   2983.1
Process Creation                                126.0      29156.4   2314.0
Shell Scripts (1 concurrent)                     42.4      28340.6   6684.1
Shell Scripts (8 concurrent)                      6.0       3770.6   6284.3
System Call Overhead                          15000.0    4505257.9   3003.5
                                                                   ========
System Benchmarks Index Score                                        3733.4

Hard drive
dd
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, 1.94788 s, 1.1 GB/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, 2.19019 s, 981 MB/s


Hard drive
FIO random read
Performance
9245.1 MB/s
IOPS
2422886
./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=28728: Wed Apr 19 04:09:40 2017
  read : io=554765MB, bw=9245.1MB/s, iops=2366.1K, runt= 60001msec
    clat (usec): min=0, max=30030, avg= 2.52, stdev=83.30
     lat (usec): min=0, max=30030, avg= 2.58, stdev=84.36
    clat percentiles (usec):
     |  1.00th=[    0],  5.00th=[    0], 10.00th=[    1], 20.00th=[    1],
     | 30.00th=[    1], 40.00th=[    1], 50.00th=[    1], 60.00th=[    1],
     | 70.00th=[    1], 80.00th=[    1], 90.00th=[    1], 95.00th=[    2],
     | 99.00th=[    2], 99.50th=[    3], 99.90th=[  169], 99.95th=[  183],
     | 99.99th=[ 3024]
    bw (MB  /s): min=   19, max= 3011, per=12.49%, avg=1154.78, stdev=882.56
    lat (usec) : 2=92.28%, 4=7.24%, 10=0.05%, 20=0.01%, 50=0.03%
    lat (usec) : 100=0.06%, 250=0.29%, 500=0.01%, 750=0.01%, 1000=0.01%
    lat (msec) : 2=0.01%, 4=0.02%, 10=0.01%, 20=0.01%, 50=0.01%
  cpu          : usr=11.98%, sys=32.08%, ctx=727701, majf=0, minf=291
  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=142019784/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=554765MB, aggrb=9245.1MB/s, minb=9245.1MB/s, maxb=9245.1MB/s, mint=60001msec, maxt=60001msec
Hard drive
FIO random direct read
Performance
8976.4 MB/s
IOPS
2352230
./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=28742: Wed Apr 19 04:10:40 2017
  read : io=538600MB, bw=8976.4MB/s, iops=2297.1K, runt= 60002msec
    clat (usec): min=0, max=22964, avg= 2.60, stdev=91.24
     lat (usec): min=0, max=22964, avg= 2.66, stdev=92.58
    clat percentiles (usec):
     |  1.00th=[    0],  5.00th=[    0], 10.00th=[    1], 20.00th=[    1],
     | 30.00th=[    1], 40.00th=[    1], 50.00th=[    1], 60.00th=[    1],
     | 70.00th=[    1], 80.00th=[    1], 90.00th=[    2], 95.00th=[    2],
     | 99.00th=[    2], 99.50th=[    3], 99.90th=[  173], 99.95th=[  708],
     | 99.99th=[ 1020]
    bw (MB  /s): min=   17, max= 3035, per=12.49%, avg=1120.82, stdev=672.75
    lat (usec) : 2=89.81%, 4=9.70%, 10=0.04%, 20=0.01%, 50=0.03%
    lat (usec) : 100=0.09%, 250=0.27%, 500=0.01%, 750=0.01%, 1000=0.01%
    lat (msec) : 2=0.04%, 4=0.01%, 10=0.01%, 20=0.01%, 50=0.01%
  cpu          : usr=11.74%, sys=32.44%, ctx=722545, majf=0, minf=283
  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=137881649/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=538600MB, aggrb=8976.4MB/s, minb=8976.4MB/s, maxb=8976.4MB/s, mint=60002msec, maxt=60002msec
Hard drive
FIO random write
Performance
1340.1 MB/s
IOPS
343269
./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=28772: Wed Apr 19 04:12:41 2017
  write: io=80458MB, bw=1340.1MB/s, iops=343269, runt= 60003msec
    clat (usec): min=0, max=68798, avg= 6.49, stdev=163.00
     lat (usec): min=1, max=68798, avg= 6.58, stdev=163.57
    clat percentiles (usec):
     |  1.00th=[    1],  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=[    5], 95.00th=[    6],
     | 99.00th=[    8], 99.50th=[   11], 99.90th=[  100], 99.95th=[ 2352],
     | 99.99th=[ 7584]
    bw (KB  /s): min=    0, max=546043, per=14.97%, avg=205564.83, stdev=54134.19
    lat (usec) : 2=2.61%, 4=78.43%, 10=18.31%, 20=0.38%, 50=0.14%
    lat (usec) : 100=0.04%, 250=0.01%, 500=0.01%, 750=0.01%, 1000=0.01%
    lat (msec) : 2=0.02%, 4=0.02%, 10=0.03%, 20=0.01%, 50=0.01%
    lat (msec) : 100=0.01%
  cpu          : usr=2.26%, sys=30.25%, ctx=767970, majf=0, minf=268
  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=20597183/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=80458MB, aggrb=1340.1MB/s, minb=1340.1MB/s, maxb=1340.1MB/s, mint=60003msec, maxt=60003msec
Hard drive
FIO random direct write
Performance
1303.3 MB/s
IOPS
333628
./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=28758: Wed Apr 19 04:11:41 2017
  write: io=78375MB, bw=1303.3MB/s, iops=333628, runt= 60139msec
    clat (usec): min=0, max=111894, avg= 5.20, stdev=148.09
     lat (usec): min=0, max=111894, avg= 5.30, stdev=149.07
    clat percentiles (usec):
     |  1.00th=[    1],  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=[    4], 95.00th=[    5],
     | 99.00th=[    7], 99.50th=[   10], 99.90th=[   63], 99.95th=[ 1012],
     | 99.99th=[ 6048]
    bw (KB  /s): min=    0, max=467624, per=20.50%, avg=273562.08, stdev=78757.82
    lat (usec) : 2=2.57%, 4=82.41%, 10=14.51%, 20=0.27%, 50=0.12%
    lat (usec) : 100=0.04%, 250=0.01%, 500=0.01%, 750=0.01%, 1000=0.01%
    lat (msec) : 2=0.02%, 4=0.02%, 10=0.02%, 20=0.01%, 50=0.01%
    lat (msec) : 100=0.01%, 250=0.01%
  cpu          : usr=2.18%, sys=29.90%, ctx=1609111, majf=0, minf=276
  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=20064107/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=78375MB, aggrb=1303.3MB/s, minb=1303.3MB/s, maxb=1303.3MB/s, mint=60139msec, maxt=60139msec
Download
Download benchmark results
Download speed
1172.33 Mbit/s
Downloaded 104857600 bytes in 0.783 sec
Downloaded 104857600 bytes in 0.655 sec
Downloaded 104857600 bytes in 0.645 sec
Downloaded 104857600 bytes in 0.653 sec
Downloaded 104857600 bytes in 0.676 sec
Finished! Average download speed is 1172.33 Mbit/s
Upload
Speedtest results
Upload speed
54.94 Mbit/s
Retrieving speedtest.net configuration...
Retrieving speedtest.net server list...
Testing from SSD Nodes ...
Selecting 15 servers that are not too close:
  1. Ultimate Internet Access (Ontario, CA) [38.83 km]: 105.715 ms
  2. T-Mobile (Riverside, CA) [45.65 km]: 80.94 ms
  3. AT&T (Los Angeles, CA) [51.71 km]: 76.587 ms
  4. Atlantic Metro (Los Angeles, CA) [51.71 km]: 86.309 ms
  5. Time Warner Cable (Los Angeles, CA) [51.71 km]: 81.825 ms
  6. Race Communications (Los Angeles, CA) [51.71 km]: 76.304 ms
  7. Phyber Communications (Los Angeles, CA) [51.71 km]: 77.636 ms
  8. SingTel (Los Angeles, CA) [51.71 km]: 75.939 ms
  9. QuadraNet, Inc (Los Angeles, CA) [51.71 km]: 89.757 ms
  10. Host Duplex (Los Angeles, CA) [51.71 km]: 114.705 ms
  11. GigeNET (Los Angeles, CA) [51.71 km]: 156.12 ms
  12. WebNX (Los Angeles, CA) [51.71 km]: 133.695 ms
  13. psychz.net (Los Angeles, CA) [51.71 km]: 114.093 ms
  14. HugeServer Networks, LLC (Los Angeles, CA) [51.71 km]: 107.113 ms
  15. Speedtest.net (Los Angeles, CA) [51.71 km]: 1800000.0 ms
Testing upload speeds
  1. Ultimate Internet Access (Ontario, CA):      ......................... 31.55 Mbit/s
  2. T-Mobile (Riverside, CA):                    ......................... 44.88 Mbit/s
  3. AT&T (Los Angeles, CA):                      ......................... 57.14 Mbit/s
  4. Atlantic Metro (Los Angeles, CA):            ......................... 68.12 Mbit/s
  5. Time Warner Cable (Los Angeles, CA):         ......................... 17.87 Mbit/s
  6. Race Communications (Los Angeles, CA):       ......................... 80.21 Mbit/s
  7. Phyber Communications (Los Angeles, CA):     ......................... 67.41 Mbit/s
  8. SingTel (Los Angeles, CA):                   ......................... 41.11 Mbit/s
  9. QuadraNet, Inc (Los Angeles, CA):            ......................... 33.39 Mbit/s
  10. Host Duplex (Los Angeles, CA):              ......................... 52.25 Mbit/s
  11. GigeNET (Los Angeles, CA):                  ......................... 50.32 Mbit/s
  12. WebNX (Los Angeles, CA):                    ......................... 79.00 Mbit/s
  13. psychz.net (Los Angeles, CA):               ......................... 7.06 Mbit/s
  14. HugeServer Networks, LLC (Los Angeles, CA): ......................... 67.15 Mbit/s
  15. Speedtest.net (Los Angeles, CA):            ......................... 41.69 Mbit/s
Average upload speed is 49.28 Mbit/s