Created
January 13, 2012 03:38
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PHP Memcacheのテスト
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| <?php | |
| session_start(); | |
| // コネクションプールにサーバ追加。必要な時に自動接続、スクリプト終了時に自動切断される。 | |
| $memcache = new Memcache(); | |
| $memcache->addServer('localhost', 11211); | |
| $keys = range(0, 10000); | |
| $items = array_combine($keys, | |
| array_map(function($i) { | |
| return sha1($i); | |
| }, $keys) | |
| ); | |
| $start = microtime(true); | |
| foreach ($items as $key => $value) { | |
| // 圧縮して格納、有効期限は1時間 | |
| $memcache->add($key, $value, MEMCACHE_COMPRESSED, 36000); | |
| } | |
| $end = microtime(true) - $start; | |
| $_SESSION['items'] = $items; | |
| ?> | |
| <pre> | |
| Took <?php echo sprintf('%f', $end) ?> seconds to add. | |
| </pre> | |
| <p><a href="memcache_get.php">memcache_get.php</a></p> |
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| <?php | |
| session_start(); | |
| // コネクションプールにサーバ追加。必要な時に自動接続、スクリプト終了時に自動切断される。 | |
| $memcache = new Memcache(); | |
| $memcache->addServer('localhost', 11211); | |
| $keys = range(0, 10000); | |
| $start = microtime(true); | |
| $results = $memcache->get($keys); | |
| $end = microtime(true) - $start; | |
| $ok = (isset($_SESSION['items']) && $_SESSION['items'] === $results); | |
| ?> | |
| <pre> | |
| Took <?php echo sprintf('%f', $end) ?> seconds to get. | |
| OK? <?php var_dump($ok) ?> | |
| </pre> | |
| <p><a href="memcache_add.php">memcache_add.php</a></p> | |
| <?php | |
| $stats = $memcache->getStats(); | |
| $stat_keys = array( | |
| 'pid' => 'Process id of this server process ', | |
| 'uptime' => 'Number of seconds this server has been running ', | |
| 'time' => 'Current UNIX time according to the server ', | |
| 'version' => 'Version string of this server ', | |
| 'rusage_user' => 'Accumulated user time for this process ', | |
| 'rusage_system' => 'Accumulated system time for this process ', | |
| 'curr_items' => 'Current number of items stored by the server ', | |
| 'total_items' => 'Total number of items stored by this server ever since it started ', | |
| 'bytes' => 'Current number of bytes used by this server to store items ', | |
| 'curr_connections' => 'Number of open connections ', | |
| 'total_connections' => 'Total number of connections opened since the server started running ', | |
| 'connection_structures' => 'Number of connection structures allocated by the server ', | |
| 'cmd_get' => 'Cumulative number of retrieval requests ', | |
| 'cmd_set' => 'Cumulative number of storage requests ', | |
| 'get_hits' => 'Number of keys that have been requested and found present ', | |
| 'get_misses' => 'Number of items that have been requested and not found ', | |
| 'bytes_read' => 'Total number of bytes read by this server from network ', | |
| 'bytes_written' => 'Total number of bytes sent by this server to network ', | |
| 'limit_maxbytes' => 'Number of bytes this server is allowed to use for storage.', | |
| ); | |
| ?> | |
| <table> | |
| <?php foreach ($stat_keys as $key => $name) : ?> | |
| <tr> | |
| <th><?php echo $key ?></th> | |
| <th><?php echo $name ?></th> | |
| <td><?php echo (isset($stats[$key])) ? $stats[$key] : '' ?></td> | |
| </tr> | |
| <?php endforeach ?> | |
| </table> |
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