Mettre à jour 'articles/dev/2015-12-29-scaleway.rst'
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@ -14,6 +14,10 @@ Au niveau des tests, j'ai comparé les performances des CPU en utilisant `sysben
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## En résumé
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sysbench --test=cpu --cpu-max-prime=20000 run
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sysbench --test=cpu --cpu-max-prime=20000 --num-threads=4 run
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dd if=/dev/zero of=test bs=1048576 count=2048
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dd if=test of=/dev/null bs=1048576
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Disk speed
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@ -25,6 +29,7 @@ Sur le KS-1, on tombe sur les valeurs suivantes: **143Mo/s** en écriture, **145
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Processeur
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----------
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On commence par installer ``sysbench`` et on le lance sur les trois machines ``sysbench --test=cpu --cpu-max-prime=20000 run``:
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VPS Cloud
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@ -364,4 +369,142 @@ Test execution summary:
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Threads fairness:
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events (avg/stddev): 2500.0000/1.22
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execution time (avg/stddev): 7.5811/0.00
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execution time (avg/stddev): 7.5811/0.00
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## Raspberry Pi 3
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sysbench --test=cpu --cpu-max-prime=20000 run
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sysbench 0.4.12: multi-threaded system evaluation benchmark
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Running the test with following options:
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Number of threads: 1
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Doing CPU performance benchmark
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Threads started!
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Done.
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Maximum prime number checked in CPU test: 20000
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Test execution summary:
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total time: 370.1484s
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total number of events: 10000
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total time taken by event execution: 370.1422
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per-request statistics:
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min: 36.89ms
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avg: 37.01ms
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max: 74.89ms
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approx. 95 percentile: 37.08ms
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Threads fairness:
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events (avg/stddev): 10000.0000/0.00
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execution time (avg/stddev): 370.1422/0.00
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dd if=/dev/zero of=test bs=1048576 count=2048
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2048+0 enregistrements lus
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2048+0 enregistrements écrits
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2147483648 bytes (2,1 GB, 2,0 GiB) copied, 191,147 s, 11,2 MB/s
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dd if=test of=/dev/null bs=1048576
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2048+0 enregistrements lus
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2048+0 enregistrements écrits
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2147483648 bytes (2,1 GB, 2,0 GiB) copied, 120,917 s, 17,8 MB/s
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sysbench --test=cpu --cpu-max-prime=20000 --num-threads=4 run
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µsysbench 0.4.12: multi-threaded system evaluation benchmark
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Running the test with following options:
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Number of threads: 4
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Doing CPU performance benchmark
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Threads started!
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Done.
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Maximum prime number checked in CPU test: 20000
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Test execution summary:
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total time: 93.0836s
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total number of events: 10000
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total time taken by event execution: 372.2606
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per-request statistics:
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min: 36.88ms
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avg: 37.23ms
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max: 146.01ms
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approx. 95 percentile: 37.18ms
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Threads fairness:
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events (avg/stddev): 2500.0000/3.74
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execution time (avg/stddev): 93.0652/0.01
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## Raspberry Pi
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root@pimousse:/home/pi# sysbench --test=cpu --cpu-max-prime=20000 run
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sysbench 0.4.12: multi-threaded system evaluation benchmark
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Running the test with following options:
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Number of threads: 1
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Doing CPU performance benchmark
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Threads started!
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Done.
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Maximum prime number checked in CPU test: 20000
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Test execution summary:
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total time: 874.7016s
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total number of events: 10000
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total time taken by event execution: 874.6414
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per-request statistics:
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min: 86.93ms
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avg: 87.46ms
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max: 197.29ms
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approx. 95 percentile: 88.08ms
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Threads fairness:
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events (avg/stddev): 10000.0000/0.00
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execution time (avg/stddev): 874.6414/0.00
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root@pimousse:/home/pi# sysbench --test=cpu --cpu-max-prime=20000 --num-threads=4 run
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sysbench 0.4.12: multi-threaded system evaluation benchmark
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Running the test with following options:
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Number of threads: 4
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Doing CPU performance benchmark
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Threads started!
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Done.
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Maximum prime number checked in CPU test: 20000
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Test execution summary:
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total time: 876.7125s
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total number of events: 10000
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total time taken by event execution: 3506.2652
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per-request statistics:
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min: 193.68ms
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avg: 350.63ms
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max: 682.34ms
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approx. 95 percentile: 372.27ms
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Threads fairness:
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events (avg/stddev): 2500.0000/0.00
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execution time (avg/stddev): 876.5663/0.04
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root@pimousse:/home/pi# dd if=/dev/zero of=test bs=1048576 count=2048
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2048+0 enregistrements lus
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2048+0 enregistrements écrits
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2147483648 bytes (2,1 GB, 2,0 GiB) copied, 298,227 s, 7,2 MB/s
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root@pimousse:/home/pi# dd if=test of=/dev/null bs
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dd: opérande « bs » non reconnu
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Saisissez « dd --help » pour plus d'informations.
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root@pimousse:/home/pi# dd if=test of=/dev/null bs=1048576
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2048+0 enregistrements lus
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2048+0 enregistrements écrits
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2147483648 bytes (2,1 GB, 2,0 GiB) copied, 99,6178 s, 21,6 MB/s
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