Redis Benchmark in PHP

benchmark_get.php

<?php

$cluster = new RedisCluster(NULL, [
  'cluster-1:7000', 'cluster-2:7000',
  'cluster-3:7000', 'cluster-4:7000',
  'cluster-5:7000',
]);

for ($i = 0; $i < 1000000; $i++) {
  $cluster->get($i);
}

$cluster->close();

benchmark_get_close.php

<?php

for ($i = 0; $i < 1000000; $i++) {
  $cluster = new RedisCluster(NULL, [
  'cluster-1:7000', 'cluster-2:7000',
  'cluster-3:7000', 'cluster-4:7000',
  'cluster-5:7000',
  ]);

  $cluster->get(mt_rand(1, 100000));
  $cluster->close();
}

benchmark_set.php

<?php

$prefix = mt_rand(1000, 9999);

$cluster = new RedisCluster(NULL, [
  'cluster-1:7000', 'cluster-2:7000',
  'cluster-3:7000', 'cluster-4:7000',
  'cluster-5:7000',
]);

for ($i = 0; $i < 1000000; $i++) {
  $cluster->set($prefix . "-" . $i, $i);
}

$cluster->close();

benchmark_set_close.php

<?php

for ($i = 0; $i < 1000000; $i++) {
  $cluster = new RedisCluster(NULL, [
  'cluster-1:7000', 'cluster-2:7000',
  'cluster-3:7000', 'cluster-4:7000',
  'cluster-5:7000',
  ]);

  $cluster->set(mt_rand(1, 100000), mt_rand());
  $cluster->close();
}

commands

# テストの実行 (5並列; 実行するマシンはtesterファイルに記述してあります。)
parallel-ssh -i -h testers -x "-i ~/.ssh/mykey.pem" -t 0 "nohup bash -c 'ulimit-n 65536; (time php benchmark/benchmark_set.php) >> result 2>&1' &" &
parallel-ssh -i -h testers -x "-i ~/.ssh/mykey.pem" -t 0 "nohup bash -c 'ulimit-n 65536; (time php benchmark/benchmark_set.php) >> result 2>&1' &" &
parallel-ssh -i -h testers -x "-i ~/.ssh/mykey.pem" -t 0 "nohup bash -c 'ulimit-n 65536; (time php benchmark/benchmark_set.php) >> result 2>&1' &" &
parallel-ssh -i -h testers -x "-i ~/.ssh/mykey.pem" -t 0 "nohup bash -c 'ulimit-n 65536; (time php benchmark/benchmark_set.php) >> result 2>&1' &" &
parallel-ssh -i -h testers -x "-i ~/.ssh/mykey.pem" -t 0 "nohup bash -c 'ulimit-n 65536; (time php benchmark/benchmark_set.php) >> result 2>&1' &" &

# 実行中の様子
parallel-ssh -i -h testers -x "-i ~/.ssh/mykey.pem" -t 0 "ps aux | grep php | grep -v bash | grep -v grep | wc -l"

# 結果を見る
parallel-ssh -i -h testers -x "-i ~/.ssh/mykey.pem" -t 0 "cat result" | grep real

# 結果のリセット
parallel-ssh -i -h testers -x "-i ~/.ssh/mykey.pem" -t 0 "rm result"

test_set_get.php

<?php

$cluster = new RedisCluster(NULL, [
  'cluster-1:7000', 'cluster-2:7000',
  'cluster-3:7000', 'cluster-4:7000',
  'cluster-5:7000',
]);

$error = 0;

for ($i = 0; $i < 1000000; $i++) {
  $key = mt_rand(1, 100000);
  $value = mt_rand();
  $cluster->set($key, $value);
  if ($value != $cluster->get($key)) {
    ++$error;
  }
}

printf("[Set/Get Test] Error Rate: %f", $error / 100000);
$cluster->close();

testers

admin@tester-1
admin@tester-2
admin@tester-3
admin@tester-4
admin@tester-5