Я пытаюсь прочитать прейскурант и список запасов через код продукта (который также поступает из таблицы базы данных) из xml-файлов и помещает результат в таблицу MySQL.Анализ XML замедляется
Все в порядке, кроме ответа или времени чтения из файлов xml. PHP-скрипт, база данных и XML-файл находятся на одном сервере. После просмотра в Apache access.log я увидел, что PHP-скрипт после его запуска может быстро (или откликнуться). Но через некоторое время он читает только ровно 1 минуту:
[...]
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:11:21 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:12:22 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:13:22 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:14:22 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
::1 - - [09/May/2013:13:15:04 +0300] "GET/HTTP/1.1" 200 1007 "-" "Mozilla/5.0 (ISPConfig monitor)"
1.2.3.4 - - [09/May/2013:13:15:22 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:16:22 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:17:22 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:18:22 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:19:22 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
::1 - - [09/May/2013:13:20:03 +0300] "GET/HTTP/1.1" 200 1007 "-" "Mozilla/5.0 (ISPConfig monitor)"
1.2.3.4 - - [09/May/2013:13:20:22 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:21:22 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:22:22 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:23:22 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:24:22 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
::1 - - [09/May/2013:13:25:03 +0300] "GET/HTTP/1.1" 200 1007 "-" "Mozilla/5.0 (ISPConfig monitor)"
1.2.3.4 - - [09/May/2013:13:25:23 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:26:23 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:27:23 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:28:23 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:29:23 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
::1 - - [09/May/2013:13:30:04 +0300] "GET/HTTP/1.1" 200 1007 "-" "Mozilla/5.0 (ISPConfig monitor)"
1.2.3.4 - - [09/May/2013:13:30:23 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:31:23 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:32:23 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:33:23 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:34:23 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
::1 - - [09/May/2013:13:35:03 +0300] "GET/HTTP/1.1" 200 1007 "-" "Mozilla/5.0 (ISPConfig monitor)"
1.2.3.4 - - [09/May/2013:13:35:23 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:36:23 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:37:23 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
1.2.3.4 - - [09/May/2013:13:38:23 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
1.2.3.4 - - [09/May/2013:13:39:24 +0300] "GET /feeds/price.xml HTTP/1.0" 200 82143 "-" "-"
::1 - - [09/May/2013:13:40:03 +0300] "GET/HTTP/1.1" 200 1007 "-" "Mozilla/5.0 (ISPConfig monitor)"
1.2.3.4 - - [09/May/2013:13:40:24 +0300] "GET /feeds/stock.xml HTTP/1.0" 200 16202 "-" "-"
[...]
Функция, которая считывает цену из файла XML:
function get_price($product_id, $source='xml'){
$price = NULL;
$url = "http://www.mydomain.com/feeds/price.xml";
$xml = simplexml_load_file($url);
$Price = $xml->xpath("//PRODUCT[@CODE='". $product_id ."']");
return $price;
}
Функция для чтения акции XML очень похожи.
Все конфигурации (MySQL, PHP, Apache) являются почти стандартными конфигурациями, ничего особенного. Я понятия не имею, почему скорость чтения падает через некоторое время :(
сервера Спецификации:
- CentOS высвобождать 6,4 (Final)
- ISPConfig 3.0.5.2
- Apache/2.2.15 (Unix)
- MySQL 5.1.69
- PHP 5.3.3
Спасибо SOAC. Это мне очень помогло :) – Alisinasyon