Stopwatch
Benchmark report #1105
Ethernetservers – 4GB
Report
Share test result

Test results for 4GB at Ethernetservers


Server specs:


4 × Intel(R) Xeon(R) CPU E3-1270 v3 @ 3.50GHz
4 GB RAM / 262 GB disk space
Ubuntu 15.10 Wily
Buffalo, United States

Benchmark results summary:


UnixBench - 3682.1
Disk Read - 0 MB/s
Disk Write - 1471 MB/s
Bandwidth - 15.83 MB/s

More: https://serverscope.io/trials/eEJ
Share
Share this page
Cpu chip
Server Specs
CPU
4 × Intel(R) Xeon(R) CPU E3-1270 v3 @ 3.50GHz
CPU Cores
4 × 3500 MHz
RAM
4 GB
Disk
262 GB
OS
Ubuntu 15.10 Wily
Location
Buffalo, United States
Benchmark summary
Benchmark summary
UnixBench
3682.1
Disk Read
0 MB/s
Disk Write
1471 MB/s
Bandwidth
N/A
Speedtest
15.83 Mbit/s
Graph analysis
UnixBench Score
UnixBench (all CPUs)
3682.1
UnixBench (one CPU)
1685.2
Terminal
Raw Output
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
	LANGUAGE = (unset),
	LC_ALL = (unset),
	LANG = "en_AU.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:52:2: 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/byte-unixbench/UnixBench'
make distr
make[2]: Entering directory '/root/serverscope/byte-unixbench/UnixBench'
Checking distribution of files
./pgms  exists
./src  exists
./testdir  exists
make[2]: Leaving directory '/root/serverscope/byte-unixbench/UnixBench'
make programs
make[2]: Entering directory '/root/serverscope/byte-unixbench/UnixBench'
make[2]: Nothing to be done for 'programs'.
make[2]: Leaving directory '/root/serverscope/byte-unixbench/UnixBench'
make[1]: Leaving directory '/root/serverscope/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: la123: GNU/Linux
   OS: GNU/Linux -- 2.6.32-042stab113.11 -- #1 SMP Fri Dec 18 17:32:04 MSK 2015
   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 E3-1270 v3 @ 3.50GHz (6999.4 bogomips)
          Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
   CPU 1: Intel(R) Xeon(R) CPU E3-1270 v3 @ 3.50GHz (6999.4 bogomips)
          Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
   CPU 2: Intel(R) Xeon(R) CPU E3-1270 v3 @ 3.50GHz (6999.4 bogomips)
          Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
   CPU 3: Intel(R) Xeon(R) CPU E3-1270 v3 @ 3.50GHz (6999.4 bogomips)
          Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
   16:55:11 up 34 min,  1 user,  load average: 7.40, 4.80, 2.25; runlevel Jun

------------------------------------------------------------------------
Benchmark Run: Sat Jun 18 2016 16:55:12 - 17:23:46
4 CPUs in system; running 1 parallel copy of tests

Dhrystone 2 using register variables       36503529.1 lps   (10.0 s, 7 samples)
Double-Precision Whetstone                     4147.9 MWIPS (12.0 s, 7 samples)
Execl Throughput                               4158.5 lps   (29.6 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks        821472.7 KBps  (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks          238343.8 KBps  (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks       2058500.3 KBps  (30.0 s, 2 samples)
Pipe Throughput                             1814662.2 lps   (10.0 s, 7 samples)
Pipe-based Context Switching                 239795.0 lps   (10.0 s, 7 samples)
Process Creation                              11071.4 lps   (30.0 s, 2 samples)
Shell Scripts (1 concurrent)                   9849.0 lpm   (60.0 s, 2 samples)
Shell Scripts (8 concurrent)                   2737.2 lpm   (60.0 s, 2 samples)
System Call Overhead                        3995211.9 lps   (10.0 s, 7 samples)

System Benchmarks Index Values               BASELINE       RESULT    INDEX
Dhrystone 2 using register variables         116700.0   36503529.1   3128.0
Double-Precision Whetstone                       55.0       4147.9    754.2
Execl Throughput                                 43.0       4158.5    967.1
File Copy 1024 bufsize 2000 maxblocks          3960.0     821472.7   2074.4
File Copy 256 bufsize 500 maxblocks            1655.0     238343.8   1440.1
File Copy 4096 bufsize 8000 maxblocks          5800.0    2058500.3   3549.1
Pipe Throughput                               12440.0    1814662.2   1458.7
Pipe-based Context Switching                   4000.0     239795.0    599.5
Process Creation                                126.0      11071.4    878.7
Shell Scripts (1 concurrent)                     42.4       9849.0   2322.9
Shell Scripts (8 concurrent)                      6.0       2737.2   4562.0
System Call Overhead                          15000.0    3995211.9   2663.5
                                                                   ========
System Benchmarks Index Score                                        1685.2

------------------------------------------------------------------------
Benchmark Run: Sat Jun 18 2016 17:23:46 - 17:52:36
4 CPUs in system; running 4 parallel copies of tests

Dhrystone 2 using register variables      102263865.8 lps   (10.0 s, 7 samples)
Double-Precision Whetstone                    16994.4 MWIPS (11.3 s, 7 samples)
Execl Throughput                              11923.5 lps   (29.6 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks        860102.2 KBps  (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks          250555.8 KBps  (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks       2552710.6 KBps  (30.0 s, 2 samples)
Pipe Throughput                             5894837.9 lps   (10.0 s, 7 samples)
Pipe-based Context Switching                1002360.6 lps   (10.0 s, 7 samples)
Process Creation                              32960.0 lps   (30.0 s, 2 samples)
Shell Scripts (1 concurrent)                  24439.7 lpm   (60.0 s, 2 samples)
Shell Scripts (8 concurrent)                   3344.0 lpm   (60.0 s, 2 samples)
System Call Overhead                        8591561.8 lps   (10.0 s, 7 samples)

System Benchmarks Index Values               BASELINE       RESULT    INDEX
Dhrystone 2 using register variables         116700.0  102263865.8   8763.0
Double-Precision Whetstone                       55.0      16994.4   3089.9
Execl Throughput                                 43.0      11923.5   2772.9
File Copy 1024 bufsize 2000 maxblocks          3960.0     860102.2   2172.0
File Copy 256 bufsize 500 maxblocks            1655.0     250555.8   1513.9
File Copy 4096 bufsize 8000 maxblocks          5800.0    2552710.6   4401.2
Pipe Throughput                               12440.0    5894837.9   4738.6
Pipe-based Context Switching                   4000.0    1002360.6   2505.9
Process Creation                                126.0      32960.0   2615.9
Shell Scripts (1 concurrent)                     42.4      24439.7   5764.1
Shell Scripts (8 concurrent)                      6.0       3344.0   5573.3
System Call Overhead                          15000.0    8591561.8   5727.7
                                                                   ========
System Benchmarks Index Score                                        3682.1

Hard drive
dd
dd if=/dev/zero of=benchmark bs=64k count=128k conv=fdatasync
131072+0 records in
131072+0 records out
8589934592 bytes (8.6 GB) copied, 321.42 s, 26.7 MB/s


dd if=/dev/zero of=benchmark bs=1M count=8192 conv=fdatasync
8192+0 records in
8192+0 records out
8589934592 bytes (8.6 GB) copied, 163.159 s, 52.6 MB/s


Hard drive
FIO random read
Performance
0.58 MB/s
IOPS
148
./fio --time_based --name=benchmark --size=1024M --runtime=60 --ioengine=libaio --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=libaio, iodepth=32
...
fio-2.8
Starting 8 processes
benchmark: Laying out IO file(s) (1 file(s) / 1024MB)
benchmark: Laying out IO file(s) (1 file(s) / 1024MB)
benchmark: Laying out IO file(s) (1 file(s) / 1024MB)
benchmark: Laying out IO file(s) (1 file(s) / 1024MB)
benchmark: Laying out IO file(s) (1 file(s) / 1024MB)
benchmark: Laying out IO file(s) (1 file(s) / 1024MB)
benchmark: Laying out IO file(s) (1 file(s) / 1024MB)
benchmark: Laying out IO file(s) (1 file(s) / 1024MB)

benchmark: (groupid=0, jobs=8): err= 0: pid=26601: Sat Jun 18 16:52:03 2016
  read : io=35784KB, bw=608472B/s, iops=148, runt= 60221msec
    slat (usec): min=33, max=2044.3K, avg=53746.18, stdev=100705.08
    clat (usec): min=5, max=8948.4K, avg=1617488.14, stdev=983762.56
     lat (msec): min=10, max=9186, avg=1671.24, stdev=1009.64
    clat percentiles (msec):
     |  1.00th=[  322],  5.00th=[  635], 10.00th=[  783], 20.00th=[  947],
     | 30.00th=[ 1090], 40.00th=[ 1237], 50.00th=[ 1385], 60.00th=[ 1565],
     | 70.00th=[ 1745], 80.00th=[ 2040], 90.00th=[ 2704], 95.00th=[ 3556],
     | 99.00th=[ 5473], 99.50th=[ 6915], 99.90th=[ 8225], 99.95th=[ 8455],
     | 99.99th=[ 8979]
    bw (KB  /s): min=    0, max=  326, per=13.62%, avg=80.89, stdev=48.27
    lat (usec) : 10=0.08%, 20=0.01%
    lat (msec) : 20=0.01%, 50=0.01%, 100=0.01%, 250=0.25%, 500=2.31%
    lat (msec) : 750=5.73%, 1000=15.28%, 2000=55.43%, >=2000=20.87%
  cpu          : usr=0.02%, sys=0.04%, ctx=8962, majf=0, minf=518
  IO depths    : 1=0.1%, 2=0.2%, 4=0.4%, 8=0.7%, 16=1.4%, 32=97.2%, >=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=99.9%, 8=0.0%, 16=0.0%, 32=0.1%, 64=0.0%, >=64=0.0%
     issued    : total=r=8946/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=35784KB, aggrb=594KB/s, minb=594KB/s, maxb=594KB/s, mint=60221msec, maxt=60221msec
Hard drive
FIO random direct read
Performance
0.84 MB/s
IOPS
215
./fio --time_based --name=benchmark --size=1024M --runtime=60 --ioengine=libaio --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=libaio, iodepth=32
...
fio-2.8
Starting 8 processes

benchmark: (groupid=0, jobs=8): err= 0: pid=26617: Sat Jun 18 16:53:04 2016
  read : io=51940KB, bw=881827B/s, iops=215, runt= 60314msec
    slat (usec): min=49, max=1572.1K, avg=37092.55, stdev=57975.41
    clat (usec): min=5, max=5809.6K, avg=1136655.94, stdev=547827.97
     lat (msec): min=316, max=5886, avg=1173.75, stdev=561.39
    clat percentiles (msec):
     |  1.00th=[  519],  5.00th=[  627], 10.00th=[  685], 20.00th=[  766],
     | 30.00th=[  832], 40.00th=[  906], 50.00th=[  979], 60.00th=[ 1074],
     | 70.00th=[ 1205], 80.00th=[ 1401], 90.00th=[ 1745], 95.00th=[ 2278],
     | 99.00th=[ 3261], 99.50th=[ 3785], 99.90th=[ 4883], 99.95th=[ 5342],
     | 99.99th=[ 5800]
    bw (KB  /s): min=    2, max=  275, per=12.86%, avg=110.72, stdev=50.98
    lat (usec) : 10=0.05%, 20=0.02%
    lat (msec) : 500=0.55%, 750=17.04%, 1000=34.42%, 2000=41.36%, >=2000=6.57%
  cpu          : usr=0.03%, sys=0.06%, ctx=13005, majf=0, minf=533
  IO depths    : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.5%, 16=1.0%, 32=98.1%, >=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=99.9%, 8=0.0%, 16=0.0%, 32=0.1%, 64=0.0%, >=64=0.0%
     issued    : total=r=12985/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=51940KB, aggrb=861KB/s, minb=861KB/s, maxb=861KB/s, mint=60314msec, maxt=60314msec
Hard drive
FIO random write
Performance
1471.4 MB/s
IOPS
376655
./fio --time_based --name=benchmark --size=1024M --runtime=60 --filename=benchmark --ioengine=libaio --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=libaio, iodepth=32
...
fio-2.8
Starting 8 processes

benchmark: (groupid=0, jobs=8): err= 0: pid=26645: Sat Jun 18 16:55:05 2016
  write: io=88335MB, bw=1471.4MB/s, iops=376655, runt= 60038msec
    slat (usec): min=1, max=2115.2K, avg=18.53, stdev=1642.70
    clat (usec): min=5, max=2115.1K, avg=614.69, stdev=9307.11
     lat (usec): min=60, max=2115.1K, avg=633.35, stdev=9455.14
    clat percentiles (usec):
     |  1.00th=[   63],  5.00th=[   65], 10.00th=[   71], 20.00th=[   88],
     | 30.00th=[   98], 40.00th=[  105], 50.00th=[  110], 60.00th=[  127],
     | 70.00th=[  141], 80.00th=[  155], 90.00th=[  195], 95.00th=[  235],
     | 99.00th=[13248], 99.50th=[17792], 99.90th=[36608], 99.95th=[67072],
     | 99.99th=[288768]
    bw (KB  /s): min=    0, max=441072, per=14.14%, avg=213073.22, stdev=91116.69
    lat (usec) : 10=0.01%, 20=0.01%, 100=30.92%, 250=64.68%, 500=0.99%
    lat (usec) : 750=0.07%, 1000=0.05%
    lat (msec) : 2=0.10%, 4=0.19%, 10=1.26%, 20=1.36%, 50=0.31%
    lat (msec) : 100=0.04%, 250=0.02%, 500=0.01%, 750=0.01%, 1000=0.01%
    lat (msec) : 2000=0.01%, >=2000=0.01%
  cpu          : usr=3.80%, sys=14.96%, ctx=113347, majf=0, minf=276
  IO depths    : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=100.0%, >=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=22613660/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=88335MB, aggrb=1471.4MB/s, minb=1471.4MB/s, maxb=1471.4MB/s, mint=60038msec, maxt=60038msec
Hard drive
FIO random direct write
Performance
1793.4 MB/s
IOPS
459017
./fio --time_based --name=benchmark --size=1024M --runtime=60 --filename=benchmark --ioengine=libaio --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=libaio, iodepth=32
...
fio-2.8
Starting 8 processes
benchmark: Laying out IO file(s) (1 file(s) / 1024MB)

benchmark: (groupid=0, jobs=8): err= 0: pid=26631: Sat Jun 18 16:54:04 2016
  write: io=107584MB, bw=1793.4MB/s, iops=459017, runt= 60001msec
    slat (usec): min=1, max=1719.8K, avg=16.25, stdev=1237.26
    clat (usec): min=2, max=1721.6K, avg=540.51, stdev=6939.10
     lat (usec): min=4, max=1721.6K, avg=556.87, stdev=7049.57
    clat percentiles (usec):
     |  1.00th=[   62],  5.00th=[   65], 10.00th=[   71], 20.00th=[   88],
     | 30.00th=[   99], 40.00th=[  106], 50.00th=[  113], 60.00th=[  131],
     | 70.00th=[  143], 80.00th=[  159], 90.00th=[  201], 95.00th=[  239],
     | 99.00th=[12864], 99.50th=[16320], 99.90th=[29056], 99.95th=[38144],
     | 99.99th=[104960]
    bw (KB  /s): min=  133, max=441120, per=13.06%, avg=239831.22, stdev=68662.13
    lat (usec) : 4=0.01%, 10=0.01%, 20=0.01%, 50=0.01%, 100=30.06%
    lat (usec) : 250=65.42%, 500=1.12%, 750=0.08%, 1000=0.05%
    lat (msec) : 2=0.10%, 4=0.20%, 10=1.31%, 20=1.38%, 50=0.26%
    lat (msec) : 100=0.02%, 250=0.01%, 500=0.01%, 750=0.01%, 1000=0.01%
    lat (msec) : 2000=0.01%
  cpu          : usr=4.52%, sys=18.54%, ctx=130210, majf=0, minf=262
  IO depths    : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=100.0%, >=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=27541496/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=107584MB, aggrb=1793.4MB/s, minb=1793.4MB/s, maxb=1793.4MB/s, mint=60001msec, maxt=60001msec
Upload
Speedtest results
Upload speed
15.83 Mbit/s
Retrieving speedtest.net configuration...
Retrieving speedtest.net server list...
Testing from ColoCrossing ...
Selecting 10 servers based on location:
  Skipping the closest server hosted by Spectrum Internet (Cardiff) [89.08 km]
  1. CONNEXIONS4LONDON Ltd (Bournemouth) [96.61 km]: 262.768 ms
  2. Virgin Media (Bristol) [97.15 km]: 245.742 ms
  3. Hub Network Services Ltd (Bristol) [97.15 km]: 278.923 ms
  4. Hub Network Services Ltd (Newport) [101.58 km]: 247.778 ms
  5. WightFibre (Cowes) [137.57 km]: 248.942 ms
  6. Fasthosts Internet (Gloucester) [148.21 km]: 225.814 ms
  7. Vodafone UK (Newbury) [156.54 km]: 236.232 ms
  8. Jersey Telecom Limited (Saint Helier) [185.40 km]: 281.535 ms
  9. Newtel Limited (Saint Helier) [185.40 km]: 255.749 ms
  10. XILO (Maidenhead) [199.82 km]: 297.227 ms
Testing upload speeds
  1. CONNEXIONS4LONDON Ltd (Bournemouth):         ......................... 23.54 Mbit/s
  2. Virgin Media (Bristol):                      ......................... 16.07 Mbit/s
  3. Hub Network Services Ltd (Bristol):          ......................... 18.97 Mbit/s
  4. Hub Network Services Ltd (Newport):          ......................... 19.57 Mbit/s
  5. WightFibre (Cowes):                          ......................... 11.02 Mbit/s
  6. Fasthosts Internet (Gloucester):             ......................... 17.42 Mbit/s
  7. Vodafone UK (Newbury):                       ......................... 12.59 Mbit/s
  8. Jersey Telecom Limited (Saint Helier):       ......................... 12.77 Mbit/s
  9. Newtel Limited (Saint Helier):               ......................... 9.52 Mbit/s
  10. XILO (Maidenhead):                          ......................... 16.78 Mbit/s
Average upload speed is 15.83 Mbit/s