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sangheonhansangheonhan
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배열 벤치마크 소스 코드 추가
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‎2013_05/03_More_Fast_PHP/benchmark/01_seq_write.php

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<?php
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ini_set('memory_limit', '1G');
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const ARRAY_SIZE = 5000000;
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function benchmark($arr)
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{
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$start = microtime(true);
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$arr[$i] = $i;
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}
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return microtime(true) - $start;
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}
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$a1 = array();
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print benchmark($a1)."\n";;
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unset($a1);
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$a2 = new SplFixedArray(ARRAY_SIZE);
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print benchmark($a2)."\n";;
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unset($a2);
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$a3 = new Judy(Judy::INT_TO_INT);
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print benchmark($a3)."\n";;
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unset($a3);
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?>

‎2013_05/03_More_Fast_PHP/benchmark/02_seq_read.php

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<?php
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ini_set('memory_limit', '1G');
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const ARRAY_SIZE = 5000000;
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function benchmark($arr)
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{
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$arr[$i] = $i;
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}
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$start = microtime(true);
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$k = $arr[$i];
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}
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return microtime(true) - $start;
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}
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$a1 = array();
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print benchmark($a1)."\n";;
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unset($a1);
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$a2 = new SplFixedArray(ARRAY_SIZE);
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print benchmark($a2)."\n";;
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unset($a2);
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$a3 = new Judy(Judy::INT_TO_INT);
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print benchmark($a3)."\n";;
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unset($a3);
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?>

‎2013_05/03_More_Fast_PHP/benchmark/03_rand_write.php

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<?php
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ini_set('memory_limit', '1G');
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const ARRAY_SIZE = 5000000;
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function benchmark($arr)
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{
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$start = microtime(true);
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$arr[rand(0, ARRAY_SIZE - 1)] = $i;
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}
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return microtime(true) - $start;
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}
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$a1 = array();
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print benchmark($a1)."\n";;
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unset($a1);
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$a2 = new SplFixedArray(ARRAY_SIZE);
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print benchmark($a2)."\n";;
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unset($a2);
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$a3 = new Judy(Judy::INT_TO_INT);
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print benchmark($a3)."\n";;
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unset($a3);
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?>

‎2013_05/03_More_Fast_PHP/benchmark/04_rand_read.php

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<?php
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ini_set('memory_limit', '1G');
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const ARRAY_SIZE = 5000000;
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function benchmark($arr)
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{
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$arr[$i] = $i;
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}
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$start = microtime(true);
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$k = $arr[rand(0, ARRAY_SIZE - 1)];
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}
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return microtime(true) - $start;
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}
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$a1 = array();
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print benchmark($a1)."\n";;
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unset($a1);
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$a2 = new SplFixedArray(ARRAY_SIZE);
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print benchmark($a2)."\n";;
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unset($a2);
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$a3 = new Judy(Judy::INT_TO_INT);
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print benchmark($a3)."\n";;
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unset($a3);
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?>

‎2013_05/03_More_Fast_PHP/benchmark/05_sparse_seq_write.php

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<?php
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ini_set('memory_limit', '1G');
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const ARRAY_SIZE = 5000000;
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const GAP = 100000;
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function benchmark($arr)
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{
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$start = microtime(true);
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$arr[$i * GAP] = $i;
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}
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return microtime(true) - $start;
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}
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$a1 = array();
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print benchmark($a1)."\n";;
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unset($a1);
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$a3 = new Judy(Judy::INT_TO_INT);
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print benchmark($a3)."\n";;
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unset($a3);
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?>

‎2013_05/03_More_Fast_PHP/benchmark/06_sparse_seq_read.php

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<?php
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ini_set('memory_limit', '1G');
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const ARRAY_SIZE = 5000000;
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const GAP = 100000;
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function benchmark($arr)
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{
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$arr[$i * GAP] = $i;
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}
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$start = microtime(true);
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$k = $arr[$i * GAP];
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}
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return microtime(true) - $start;
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}
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$a1 = array();
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print benchmark($a1)."\n";;
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unset($a1);
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$a3 = new Judy(Judy::INT_TO_INT);
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print benchmark($a3)."\n";;
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unset($a3);
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?>

‎2013_05/03_More_Fast_PHP/benchmark/07_sparse_rand_write.php

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<?php
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ini_set('memory_limit', '1G');
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const ARRAY_SIZE = 5000000;
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const GAP = 100000;
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function benchmark($arr)
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{
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$start = microtime(true);
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$arr[rand(0, ARRAY_SIZE - 1) * GAP] = $i;
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}
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return microtime(true) - $start;
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}
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$a1 = array();
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print benchmark($a1)."\n";;
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unset($a1);
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$a3 = new Judy(Judy::INT_TO_INT);
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print benchmark($a3)."\n";;
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unset($a3);
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?>

‎2013_05/03_More_Fast_PHP/benchmark/08_sparse_rand_read.php

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<?php
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ini_set('memory_limit', '1G');
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const ARRAY_SIZE = 5000000;
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const GAP = 100000;
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function benchmark($arr)
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{
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$arr[$i * GAP] = $i;
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}
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$start = microtime(true);
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for ($i = 0; $i < ARRAY_SIZE; $i++) {
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$k = $arr[rand(0, ARRAY_SIZE - 1) * GAP];
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}
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return microtime(true) - $start;
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}
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$a1 = array();
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print benchmark($a1)."\n";;
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unset($a1);
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$a3 = new Judy(Judy::INT_TO_INT);
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print benchmark($a3)."\n";;
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unset($a3);
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?>

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