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Performance report #3063
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 14.04 Trusty
Tustin, United States

Benchmark results summary:


UnixBench - 3723.7
Disk Read - 9119 MB/s
Disk Write - 1524 MB/s
Bandwidth - 1449.28 MB/s

More: https://serverscope.io/trials/02kv
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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 14.04 Trusty
Location
Tustin, United States
Benchmark summary
Benchmark summary
UnixBench
3723.7
Disk Read
9119 MB/s
Disk Write
1524 MB/s
Bandwidth
1449.28 Mbit/s
Speedtest
55.23 Mbit/s
Graph analysis
UnixBench Score
UnixBench (all CPUs)
3723.7
UnixBench (one CPU)
1576.8
Terminal
Raw Output
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
	LANGUAGE = (unset),
	LC_ALL = (unset),
	LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
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:52:6: 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:109:12: warning: ignoring return value of "freopen", declared with attribute warn_unused_result [-Wunused-result]
     freopen("masterlog.00", "a", stderr);
            ^
src/big.c:197:13: warning: ignoring return value of "freopen", declared with attribute warn_unused_result [-Wunused-result]
      freopen(logname, "w", stderr);
             ^
src/big.c:221:6: warning: ignoring return value of "dup", declared with attribute warn_unused_result [-Wunused-result]
   dup(pvec[0]);
      ^
src/big.c:225:13: warning: ignoring return value of "freopen", declared with attribute warn_unused_result [-Wunused-result]
      freopen(logname, "w", stderr);
             ^
src/big.c:318:9: 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-M3FDST/byte-unixbench/UnixBench"
make distr
make[2]: Entering directory `/root/serverscope-M3FDST/byte-unixbench/UnixBench"
Checking distribution of files
./pgms  exists
./src  exists
./testdir  exists
make[2]: Leaving directory `/root/serverscope-M3FDST/byte-unixbench/UnixBench"
make programs
make[2]: Entering directory `/root/serverscope-M3FDST/byte-unixbench/UnixBench"
make[2]: Nothing to be done for `programs".
make[2]: Leaving directory `/root/serverscope-M3FDST/byte-unixbench/UnixBench"
make[1]: Leaving directory `/root/serverscope-M3FDST/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: bokdc: 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
   00:42:56 up 10 min,  1 user,  load average: 7.86, 4.52, 1.89; runlevel Apr

------------------------------------------------------------------------
Benchmark Run: Sat Apr 08 2017 00:42:56 - 01:11:54
4 CPUs in system; running 1 parallel copy of tests

Dhrystone 2 using register variables       35993370.8 lps   (10.0 s, 7 samples)
Double-Precision Whetstone                     3664.5 MWIPS (15.2 s, 7 samples)
Execl Throughput                               3884.1 lps   (29.9 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks        858942.7 KBps  (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks          233597.4 KBps  (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks       1708875.1 KBps  (30.0 s, 2 samples)
Pipe Throughput                             1736909.8 lps   (10.0 s, 7 samples)
Pipe-based Context Switching                 226170.4 lps   (10.0 s, 7 samples)
Process Creation                              10085.8 lps   (30.0 s, 2 samples)
Shell Scripts (1 concurrent)                  10520.9 lpm   (60.0 s, 2 samples)
Shell Scripts (8 concurrent)                   2951.4 lpm   (60.0 s, 2 samples)
System Call Overhead                        2742861.4 lps   (10.0 s, 7 samples)

System Benchmarks Index Values               BASELINE       RESULT    INDEX
Dhrystone 2 using register variables         116700.0   35993370.8   3084.3
Double-Precision Whetstone                       55.0       3664.5    666.3
Execl Throughput                                 43.0       3884.1    903.3
File Copy 1024 bufsize 2000 maxblocks          3960.0     858942.7   2169.0
File Copy 256 bufsize 500 maxblocks            1655.0     233597.4   1411.5
File Copy 4096 bufsize 8000 maxblocks          5800.0    1708875.1   2946.3
Pipe Throughput                               12440.0    1736909.8   1396.2
Pipe-based Context Switching                   4000.0     226170.4    565.4
Process Creation                                126.0      10085.8    800.5
Shell Scripts (1 concurrent)                     42.4      10520.9   2481.3
Shell Scripts (8 concurrent)                      6.0       2951.4   4919.1
System Call Overhead                          15000.0    2742861.4   1828.6
                                                                   ========
System Benchmarks Index Score                                        1576.8

------------------------------------------------------------------------
Benchmark Run: Sat Apr 08 2017 01:11:54 - 01:41:00
4 CPUs in system; running 4 parallel copies of tests

Dhrystone 2 using register variables      141014872.0 lps   (10.0 s, 7 samples)
Double-Precision Whetstone                    14443.8 MWIPS (15.4 s, 7 samples)
Execl Throughput                              17424.2 lps   (29.9 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks        790239.7 KBps  (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks          218810.2 KBps  (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks       1984055.3 KBps  (30.0 s, 2 samples)
Pipe Throughput                             6687642.4 lps   (10.0 s, 7 samples)
Pipe-based Context Switching                1210275.4 lps   (10.0 s, 7 samples)
Process Creation                              29823.9 lps   (30.0 s, 2 samples)
Shell Scripts (1 concurrent)                  28862.9 lpm   (60.0 s, 2 samples)
Shell Scripts (8 concurrent)                   3823.9 lpm   (60.0 s, 2 samples)
System Call Overhead                        5498897.6 lps   (10.0 s, 7 samples)

System Benchmarks Index Values               BASELINE       RESULT    INDEX
Dhrystone 2 using register variables         116700.0  141014872.0  12083.5
Double-Precision Whetstone                       55.0      14443.8   2626.1
Execl Throughput                                 43.0      17424.2   4052.1
File Copy 1024 bufsize 2000 maxblocks          3960.0     790239.7   1995.6
File Copy 256 bufsize 500 maxblocks            1655.0     218810.2   1322.1
File Copy 4096 bufsize 8000 maxblocks          5800.0    1984055.3   3420.8
Pipe Throughput                               12440.0    6687642.4   5375.9
Pipe-based Context Switching                   4000.0    1210275.4   3025.7
Process Creation                                126.0      29823.9   2367.0
Shell Scripts (1 concurrent)                     42.4      28862.9   6807.3
Shell Scripts (8 concurrent)                      6.0       3823.9   6373.2
System Call Overhead                          15000.0    5498897.6   3665.9
                                                                   ========
System Benchmarks Index Score                                        3723.7

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) copied, 2.36541 s, 908 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) copied, 2.11946 s, 1.0 GB/s


Hard drive
FIO random read
Performance
9119.7 MB/s
IOPS
2390732
./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=7941: Sat Apr  8 00:39:53 2017
  read : io=547188MB, bw=9119.7MB/s, iops=2334.7K, runt= 60001msec
    clat (usec): min=0, max=50793, avg= 2.53, stdev=74.89
     lat (usec): min=0, max=50793, avg= 2.59, stdev=76.01
    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=[    4], 99.90th=[  179], 99.95th=[  262],
     | 99.99th=[ 2008]
    bw (MB  /s): min=   13, max= 2894, per=12.49%, avg=1138.64, stdev=778.24
    lat (usec) : 2=92.12%, 4=7.38%, 10=0.05%, 20=0.02%, 50=0.03%
    lat (usec) : 100=0.06%, 250=0.29%, 500=0.01%, 750=0.01%, 1000=0.01%
    lat (msec) : 2=0.02%, 4=0.01%, 10=0.01%, 20=0.01%, 50=0.01%
    lat (msec) : 100=0.01%
  cpu          : usr=12.32%, sys=31.81%, ctx=771348, majf=0, minf=289
  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=140080216/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=547188MB, aggrb=9119.7MB/s, minb=9119.7MB/s, maxb=9119.7MB/s, mint=60001msec, maxt=60001msec
Hard drive
FIO random direct read
Performance
8082.4 MB/s
IOPS
2119475
./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=7955: Sat Apr  8 00:40:54 2017
  read : io=484949MB, bw=8082.4MB/s, iops=2069.8K, runt= 60001msec
    clat (usec): min=0, max=26985, avg= 2.95, stdev=80.77
     lat (usec): min=0, max=26985, avg= 3.01, stdev=81.87
    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=[    6], 99.90th=[  187], 99.95th=[ 1004],
     | 99.99th=[ 2008]
    bw (KB  /s): min= 8816, max=2886152, per=12.48%, avg=1032676.48, stdev=743348.83
    lat (usec) : 2=90.31%, 4=9.16%, 10=0.04%, 20=0.01%, 50=0.01%
    lat (usec) : 100=0.01%, 250=0.39%, 500=0.01%, 750=0.01%, 1000=0.01%
    lat (msec) : 2=0.04%, 4=0.02%, 10=0.01%, 20=0.01%, 50=0.01%
  cpu          : usr=11.01%, sys=29.41%, ctx=677947, majf=0, minf=277
  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=124146823/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=484949MB, aggrb=8082.4MB/s, minb=8082.4MB/s, maxb=8082.4MB/s, mint=60001msec, maxt=60001msec
Hard drive
FIO random write
Performance
1524.3 MB/s
IOPS
390201
./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=7983: Sat Apr  8 00:42:54 2017
  write: io=91457MB, bw=1524.3MB/s, iops=390201, runt= 60002msec
    clat (usec): min=0, max=21157, avg= 6.82, stdev=147.89
     lat (usec): min=1, max=21157, avg= 6.90, stdev=148.40
    clat percentiles (usec):
     |  1.00th=[    1],  5.00th=[    1], 10.00th=[    2], 20.00th=[    2],
     | 30.00th=[    2], 40.00th=[    2], 50.00th=[    2], 60.00th=[    3],
     | 70.00th=[    3], 80.00th=[    4], 90.00th=[    5], 95.00th=[    6],
     | 99.00th=[    8], 99.50th=[   10], 99.90th=[  780], 99.95th=[ 3312],
     | 99.99th=[ 7136]
    bw (KB  /s): min=71736, max=272616, per=12.50%, avg=195158.35, stdev=29974.92
    lat (usec) : 2=6.14%, 4=72.85%, 10=20.49%, 20=0.34%, 50=0.05%
    lat (usec) : 100=0.01%, 250=0.01%, 500=0.01%, 750=0.01%, 1000=0.01%
    lat (msec) : 2=0.02%, 4=0.03%, 10=0.04%, 20=0.01%, 50=0.01%
  cpu          : usr=2.63%, sys=20.80%, ctx=758674, majf=0, minf=259
  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=23412894/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=91457MB, aggrb=1524.3MB/s, minb=1524.3MB/s, maxb=1524.3MB/s, mint=60002msec, maxt=60002msec
Hard drive
FIO random direct write
Performance
1461.6 MB/s
IOPS
374162
./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=7969: Sat Apr  8 00:41:54 2017
  write: io=87696MB, bw=1461.6MB/s, iops=374162, runt= 60001msec
    clat (usec): min=0, max=102425, avg= 7.17, stdev=155.33
     lat (usec): min=1, max=102425, avg= 7.25, stdev=155.82
    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=[    4], 90.00th=[    5], 95.00th=[    6],
     | 99.00th=[    8], 99.50th=[   10], 99.90th=[  948], 99.95th=[ 3696],
     | 99.99th=[ 7264]
    bw (KB  /s): min=100491, max=278956, per=12.50%, avg=187121.89, stdev=28867.39
    lat (usec) : 2=4.36%, 4=73.11%, 10=21.93%, 20=0.42%, 50=0.05%
    lat (usec) : 100=0.01%, 250=0.01%, 500=0.01%, 750=0.01%, 1000=0.01%
    lat (msec) : 2=0.02%, 4=0.03%, 10=0.04%, 20=0.01%, 50=0.01%
    lat (msec) : 100=0.01%, 250=0.01%
  cpu          : usr=2.54%, sys=20.94%, ctx=649985, majf=0, minf=275
  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=22450132/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=87696MB, aggrb=1461.6MB/s, minb=1461.6MB/s, maxb=1461.6MB/s, mint=60001msec, maxt=60001msec
Download
Download benchmark results
Download speed
1449.28 Mbit/s
Downloaded 104857600 bytes in 0.591 sec
Downloaded 104857600 bytes in 0.566 sec
Downloaded 104857600 bytes in 0.541 sec
Downloaded 104857600 bytes in 0.522 sec
Downloaded 104857600 bytes in 0.540 sec
Finished! Average download speed is 1449.28 Mbit/s
Upload
Speedtest results
Upload speed
55.23 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]: 119.298 ms
  2. T-Mobile (Riverside, CA) [45.65 km]: 75.465 ms
  3. AT&T (Los Angeles, CA) [51.71 km]: 86.335 ms
  4. Atlantic Metro (Los Angeles, CA) [51.71 km]: 926.355 ms
  5. Time Warner Cable (Los Angeles, CA) [51.71 km]: 93.703 ms
  6. Race Communications (Los Angeles, CA) [51.71 km]: 123.597 ms
  7. WebNX (Los Angeles, CA) [51.71 km]: 137.633 ms
  8. Phyber Communications (Los Angeles, CA) [51.71 km]: 98.627 ms
  9. SingTel (Los Angeles, CA) [51.71 km]: 154.631 ms
  10. QuadraNet, Inc (Los Angeles, CA) [51.71 km]: 73.627 ms
  11. GigeNET (Los Angeles, CA) [51.71 km]: 89.767 ms
  12. HugeServer Networks, LLC (Los Angeles, CA) [51.71 km]: 117.63 ms
  13. Host Duplex (Los Angeles, CA) [51.71 km]: 96.97 ms
  14. Speedtest.net (Los Angeles, CA) [51.71 km]: 1800000.0 ms
  15. psychz.net (Los Angeles, CA) [51.71 km]: 116.228 ms
Testing upload speeds
  1. Ultimate Internet Access (Ontario, CA):      ......................... 31.25 Mbit/s
  2. T-Mobile (Riverside, CA):                    ......................... 41.99 Mbit/s
  3. AT&T (Los Angeles, CA):                      ......................... 57.24 Mbit/s
  4. Atlantic Metro (Los Angeles, CA):            ......................... 69.18 Mbit/s
  5. Time Warner Cable (Los Angeles, CA):         ......................... 58.30 Mbit/s
  6. Race Communications (Los Angeles, CA):       ......................... 77.85 Mbit/s
  7. WebNX (Los Angeles, CA):                     ......................... 80.89 Mbit/s
  8. Phyber Communications (Los Angeles, CA):     ......................... 49.01 Mbit/s
  9. SingTel (Los Angeles, CA):                   ......................... 53.67 Mbit/s
  10. QuadraNet, Inc (Los Angeles, CA):           ......................... 34.60 Mbit/s
  11. GigeNET (Los Angeles, CA):                  ......................... 53.43 Mbit/s
  12. HugeServer Networks, LLC (Los Angeles, CA): ......................... 68.96 Mbit/s
  13. Host Duplex (Los Angeles, CA):              ......................... 41.67 Mbit/s
  14. Speedtest.net (Los Angeles, CA):            ......................... 26.32 Mbit/s
  15. psychz.net (Los Angeles, CA):               ......................... 8.44 Mbit/s
Average upload speed is 50.19 Mbit/s