perl: warning: Setting locale failed. perl: warning: Please check that your locale settings: LANGUAGE = "en_US:", LC_ALL = (unset), LC_PAPER = "pl_PL.UTF-8", LC_ADDRESS = "pl_PL.UTF-8", LC_MONETARY = "pl_PL.UTF-8", LC_NUMERIC = "pl_PL.UTF-8", LC_TELEPHONE = "pl_PL.UTF-8", LC_IDENTIFICATION = "pl_PL.UTF-8", LC_MEASUREMENT = "pl_PL.UTF-8", LC_TIME = "pl_PL.UTF-8", LC_NAME = "pl_PL.UTF-8", LANG = "en_US" are supported and installed on your system. perl: warning: Falling back to a fallback locale ("en_US"). 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 xe2x80x98mainxe2x80x99: src/pipe.c:52:2: warning: ignoring return value of xe2x80x98pipexe2x80x99, 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 xe2x80x98dummyxe2x80x99: src/big.c:109:5: warning: ignoring return value of xe2x80x98freopenxe2x80x99, declared with attribute warn_unused_result [-Wunused-result] freopen("masterlog.00", "a", stderr); ^ src/big.c:197:6: warning: ignoring return value of xe2x80x98freopenxe2x80x99, declared with attribute warn_unused_result [-Wunused-result] freopen(logname, "w", stderr); ^ src/big.c:221:3: warning: ignoring return value of xe2x80x98dupxe2x80x99, declared with attribute warn_unused_result [-Wunused-result] dup(pvec[0]); ^ src/big.c:225:6: warning: ignoring return value of xe2x80x98freopenxe2x80x99, declared with attribute warn_unused_result [-Wunused-result] freopen(logname, "w", stderr); ^ src/big.c:318:4: warning: ignoring return value of xe2x80x98writexe2x80x99, 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_ALL 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 ======================================================================== BYTE UNIX Benchmarks (Version 5.1.3) System: prod4: GNU/Linux OS: GNU/Linux -- 4.4.0-53-generic -- #74-Ubuntu SMP Fri Dec 2 15:59:10 UTC 2016 Machine: x86_64 (x86_64) Language: en_US.utf8 (charmap="UTF-8", collate="ANSI_X3.4-1968") CPU 0: Virtual CPU 714389bda930 (4800.0 bogomips) x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET 18:26:26 up 11 min, 1 user, load average: 7.24, 4.19, 1.85; runlevel Jan ------------------------------------------------------------------------ Benchmark Run: Mon Jan 23 2017 18:26:26 - 18:54:38 1 CPU in system; running 1 parallel copy of tests Dhrystone 2 using register variables 29527203.4 lps (10.0 s, 7 samples) Double-Precision Whetstone 3158.7 MWIPS (9.9 s, 7 samples) Execl Throughput 4097.9 lps (30.0 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 877862.8 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 274985.4 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 1825909.0 KBps (30.0 s, 2 samples) Pipe Throughput 2200864.8 lps (10.0 s, 7 samples) Pipe-based Context Switching 292430.1 lps (10.0 s, 7 samples) Process Creation 10945.4 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 7664.7 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 983.5 lpm (60.1 s, 2 samples) System Call Overhead 3621413.9 lps (10.0 s, 7 samples) System Benchmarks Index Values BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 29527203.4 2530.2 Double-Precision Whetstone 55.0 3158.7 574.3 Execl Throughput 43.0 4097.9 953.0 File Copy 1024 bufsize 2000 maxblocks 3960.0 877862.8 2216.8 File Copy 256 bufsize 500 maxblocks 1655.0 274985.4 1661.5 File Copy 4096 bufsize 8000 maxblocks 5800.0 1825909.0 3148.1 Pipe Throughput 12440.0 2200864.8 1769.2 Pipe-based Context Switching 4000.0 292430.1 731.1 Process Creation 126.0 10945.4 868.7 Shell Scripts (1 concurrent) 42.4 7664.7 1807.7 Shell Scripts (8 concurrent) 6.0 983.5 1639.1 System Call Overhead 15000.0 3621413.9 2414.3 ======== System Benchmarks Index Score 1499.3
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, 4.58735 s, 468 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, 4.63351 s, 463 MB/s
./fio --time_based --name=benchmark --size=128M --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) / 128MB) benchmark: Laying out IO file(s) (1 file(s) / 128MB) benchmark: Laying out IO file(s) (1 file(s) / 128MB) benchmark: Laying out IO file(s) (1 file(s) / 128MB) benchmark: Laying out IO file(s) (1 file(s) / 128MB) benchmark: Laying out IO file(s) (1 file(s) / 128MB) benchmark: Laying out IO file(s) (1 file(s) / 128MB) benchmark: Laying out IO file(s) (1 file(s) / 128MB) benchmark: (groupid=0, jobs=8): err= 0: pid=23530: Mon Jan 23 18:23:21 2017 read : io=10343MB, bw=176504KB/s, iops=44125, runt= 60004msec slat (usec): min=1, max=17092, avg=177.94, stdev=211.27 clat (usec): min=2, max=46318, avg=5620.49, stdev=2472.85 lat (usec): min=254, max=46817, avg=5799.09, stdev=2541.36 clat percentiles (usec): | 1.00th=[ 1960], 5.00th=[ 2704], 10.00th=[ 3120], 20.00th=[ 3760], | 30.00th=[ 4320], 40.00th=[ 4768], 50.00th=[ 5216], 60.00th=[ 5728], | 70.00th=[ 6368], 80.00th=[ 7008], 90.00th=[ 8384], 95.00th=[ 9792], | 99.00th=[14656], 99.50th=[17536], 99.90th=[23168], 99.95th=[24960], | 99.99th=[29568] bw (KB /s): min=11152, max=41392, per=12.49%, avg=22052.34, stdev=6068.84 lat (usec) : 4=0.01%, 10=0.01%, 500=0.01%, 750=0.01%, 1000=0.02% lat (msec) : 2=1.08%, 4=23.15%, 10=71.16%, 20=4.32%, 50=0.27% cpu : usr=1.80%, sys=4.98%, ctx=1756199, majf=3, minf=350 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=2647730/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=10343MB, aggrb=176503KB/s, minb=176503KB/s, maxb=176503KB/s, mint=60004msec, maxt=60004msec Disk stats (read/write): vda: ios=1740133/8, merge=0/3, ticks=353160/0, in_queue=352780, util=98.84%
./fio --time_based --name=benchmark --size=128M --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=23585: Mon Jan 23 18:24:22 2017 read : io=7975.9MB, bw=136098KB/s, iops=34024, runt= 60010msec slat (usec): min=1, max=150141, avg=146.35, stdev=1130.06 clat (usec): min=97, max=178292, avg=7360.62, stdev=5484.32 lat (usec): min=164, max=178294, avg=7507.29, stdev=5596.47 clat percentiles (usec): | 1.00th=[ 1624], 5.00th=[ 2128], 10.00th=[ 2544], 20.00th=[ 3504], | 30.00th=[ 4128], 40.00th=[ 4896], 50.00th=[ 5856], 60.00th=[ 7072], | 70.00th=[ 8640], 80.00th=[10688], 90.00th=[13888], 95.00th=[17024], | 99.00th=[24192], 99.50th=[27520], 99.90th=[41728], 99.95th=[66048], | 99.99th=[142336] bw (KB /s): min= 5992, max=33367, per=12.53%, avg=17046.31, stdev=6855.21 lat (usec) : 100=0.01%, 250=0.02%, 500=0.08%, 750=0.13%, 1000=0.12% lat (msec) : 2=2.96%, 4=24.35%, 10=49.23%, 20=20.54%, 50=2.50% lat (msec) : 100=0.04%, 250=0.03% cpu : usr=0.85%, sys=1.85%, ctx=171052, majf=0, minf=354 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=2041813/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=7975.9MB, aggrb=136098KB/s, minb=136098KB/s, maxb=136098KB/s, mint=60010msec, maxt=60010msec Disk stats (read/write): vda: ios=2040078/2, merge=0/1, ticks=6898484/8, in_queue=6898156, util=99.75%
./fio --time_based --name=benchmark --size=128M --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=23705: Mon Jan 23 18:26:23 2017 write: io=42347MB, bw=722618KB/s, iops=180654, runt= 60008msec slat (usec): min=1, max=392048, avg=37.56, stdev=1264.75 clat (usec): min=1, max=470027, avg=1356.31, stdev=8375.67 lat (usec): min=3, max=470032, avg=1394.83, stdev=8487.75 clat percentiles (usec): | 1.00th=[ 93], 5.00th=[ 96], 10.00th=[ 97], 20.00th=[ 98], | 30.00th=[ 100], 40.00th=[ 103], 50.00th=[ 107], 60.00th=[ 111], | 70.00th=[ 117], 80.00th=[ 129], 90.00th=[ 153], 95.00th=[ 185], | 99.00th=[34048], 99.50th=[56064], 99.90th=[105984], 99.95th=[126464], | 99.99th=[216064] bw (KB /s): min= 0, max=141158, per=12.66%, avg=91507.24, stdev=18925.76 lat (usec) : 2=0.01%, 4=0.01%, 10=0.01%, 20=0.01%, 50=0.01% lat (usec) : 100=27.37%, 250=68.87%, 500=0.09%, 750=0.01%, 1000=0.01% lat (msec) : 2=0.01%, 4=0.05%, 10=0.13%, 20=0.58%, 50=2.30% lat (msec) : 100=0.47%, 250=0.12%, 500=0.01% cpu : usr=2.16%, sys=7.44%, ctx=37473, majf=0, minf=91 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=10840715/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=42347MB, aggrb=722617KB/s, minb=722617KB/s, maxb=722617KB/s, mint=60008msec, maxt=60008msec Disk stats (read/write): vda: ios=15/144299, merge=0/682, ticks=160/7285328, in_queue=7290880, util=99.85%
./fio --time_based --name=benchmark --size=128M --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) / 128MB) benchmark: (groupid=0, jobs=8): err= 0: pid=23625: Mon Jan 23 18:25:22 2017 write: io=2572.5MB, bw=43895KB/s, iops=10973, runt= 60012msec slat (usec): min=1, max=56283, avg=444.96, stdev=2759.55 clat (usec): min=120, max=377291, avg=22874.18, stdev=12406.31 lat (usec): min=126, max=398884, avg=23319.50, stdev=12682.06 clat percentiles (msec): | 1.00th=[ 5], 5.00th=[ 8], 10.00th=[ 10], 20.00th=[ 13], | 30.00th=[ 16], 40.00th=[ 19], 50.00th=[ 22], 60.00th=[ 25], | 70.00th=[ 28], 80.00th=[ 32], 90.00th=[ 39], 95.00th=[ 44], | 99.00th=[ 56], 99.50th=[ 60], 99.90th=[ 85], 99.95th=[ 153], | 99.99th=[ 269] bw (KB /s): min= 1604, max=11152, per=12.52%, avg=5494.27, stdev=1266.44 lat (usec) : 250=0.02%, 500=0.04%, 750=0.02%, 1000=0.01% lat (msec) : 2=0.10%, 4=0.64%, 10=12.07%, 20=31.99%, 50=53.11% lat (msec) : 100=1.91%, 250=0.07%, 500=0.01% cpu : usr=0.38%, sys=0.71%, ctx=51754, majf=0, minf=89 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=658551/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=2572.5MB, aggrb=43894KB/s, minb=43894KB/s, maxb=43894KB/s, mint=60012msec, maxt=60012msec Disk stats (read/write): vda: ios=19/658001, merge=0/396, ticks=196/7266524, in_queue=7268380, util=99.88%
Downloaded 104857600 bytes in 0.883 sec Downloaded 104857600 bytes in 0.942 sec Downloaded 104857600 bytes in 0.829 sec Downloaded 104857600 bytes in 0.696 sec Downloaded 104857600 bytes in 0.748 sec Finished! Average download speed is 976.09 Mbit/s
Retrieving speedtest.net configuration... Retrieving speedtest.net server list... Testing from Choopa ... Selecting 15 servers that are not too close: 1. Redhosting (Almere) [38.14 km]: 2.926 ms 2. ConnectNL ICT Professionals (Almere) [38.14 km]: 5.785 ms 3. ColoCenter bv (Zoetermeer) [38.26 km]: 3.37 ms 4. Xela Hosting (The Hague) [41.25 km]: 6.188 ms 5. Vodafone NL (Utrecht) [45.98 km]: 4.974 ms 6. Maximum (Rotterdam) [53.47 km]: 7.291 ms 7. IP Visie Networking BV (Rotterdam) [53.47 km]: 6.505 ms 8. WorldStream B.V. (Naaldwijk) [53.83 km]: 3.792 ms 9. Qweb | Full-Service Hosting (Alblasserdam) [58.23 km]: 5.343 ms 10. Matrix DATA (Harderwijk) [65.36 km]: 7.533 ms 11. Netrouting (Spijkenisse) [66.41 km]: 129.624 ms 12. SIT Internetdiensten B.V. (Voorthuizen) [69.27 km]: 4.103 ms 13. Solcon (Dronten) [73.58 km]: 3.127 ms 14. Solcon Internetdiensten N.V. (Apeldoorn) [91.17 km]: 3.42 ms 15. FunnyMedia Internet (Steenbergen) [93.96 km]: 7.893 ms Testing upload speeds 1. Redhosting (Almere): ......................... 651.89 Mbit/s 2. ConnectNL ICT Professionals (Almere): ......................... 503.98 Mbit/s 3. ColoCenter bv (Zoetermeer): ......................... 448.13 Mbit/s 4. Xela Hosting (The Hague): ......................... 548.57 Mbit/s 5. Vodafone NL (Utrecht): ......................... 359.73 Mbit/s 6. Maximum (Rotterdam): ......................... 183.74 Mbit/s 7. IP Visie Networking BV (Rotterdam): ......................... 218.78 Mbit/s 8. WorldStream B.V. (Naaldwijk): ......................... 459.96 Mbit/s 9. Qweb | Full-Service Hosting (Alblasserdam): ......................... 413.81 Mbit/s 10. Matrix DATA (Harderwijk): ......................... 193.16 Mbit/s 11. Netrouting (Spijkenisse): ......................... 377.96 Mbit/s 12. SIT Internetdiensten B.V. (Voorthuizen): ......................... 115.34 Mbit/s 13. Solcon (Dronten): ......................... 569.48 Mbit/s 14. Solcon Internetdiensten N.V. (Apeldoorn): ......................... 595.02 Mbit/s 15. FunnyMedia Internet (Steenbergen): ......................... 17.84 Mbit/s Average upload speed is 377.16 Mbit/s