Re: 20+ Second Delay Serving Script

Deepak Goel <[email protected]> Wed, 6 Dec 2023 10:52:23 +0530
Newsgroups	gmane.comp.php.general
Message-ID	<CA+b7NVWOya76Gku2XnWADJgWHz3nu1m4HJb6rRKzvjx84GbXEA@mail.gmail.com>
On Wed, 6 Dec 2023, 09:35 David Colter, <[email protected]> wrote:

> Deepak,
>
> There is *one* script in a website that takes 20-30 seconds to display
>> its contents. It uses fopen (to record) and curl (to request an external
>> resource). Investigating the issue lead me to discover that all* program’s
>> “processing” is completed within 1 second of the page request*. There
>> were no errors in 2 different browser consoles, nor in any error logs.
>
>
> Which script is it?
>
>
> It is homemade.
>
> Are you asking for the code?  (See below)
>

Can you time the parser? Before and After.


> As I stated in OP, a 20-30 second delay only occurs using PHP 8.2.13 on
> the VPS. The delay does not occur with the same script in PHP 8.1 or PHP
> 8.3. And, the scripts execution completes, followed by the 20-30 second
> delay for the page to be displayed. I make this second claim, because I’ve
> echoed *date()* at the beginning and end of the script and a javascript
> onload prints out a time 20+ seconds after the script’s 2 date() functions
> - < ½ second apart. The scripts output is not coming to the screen until
> after a long delay.
>
> Incidentally, flush() at the end of the script had no effect.
>
> Bringing the RegistryPost class below into this main file and eliminating
> the fopen/fwrite functions also had no effect on stopping the long delay.
>
> David
>
> <?php
> $target = $token = '';
>
> /* ---------   FAA Registry   ---------- */
> require_once 'classes/RegistryPost.php';
> $helper = new RegistryPost();
> $fullPage = $helper->getNumbers();
>
> /* ---------   Parser   ---------- */
> require_once 'admin/parser/simple_html_dom.php';
>
> $html = str_get_html($fullPage);
>
> if (is_object($html)) {
>     $target = $helper->actionTarget($html);
>
>     foreach($html->find('input') as $input) {
>         if (strpos($input->name, 'Token')) {
>             $token = $input->value;
>             break;
>         }
>     }
> }
> ?>
> <!DOCTYPE html>
>
> <html lang="en">
> <head>
>     <meta charset="utf-8">
>
>     <title></title>
>     <style>
>         body { width: 300px; margin: 50px auto; text-align: center }
>     </style>
> <script>
> function submitForm() {
> window.setTimeout(function() {
> document.theForm.submit();
> console.log(new Date());
> }, 100)
> }
> </script>
> </head>
> <body onload="submitForm()">
>
>     <p>
>         Press the submit button if this page does not redirect to the FAA
> Registry
>     </p>
>
>     <form method="post" action="<?= $target ?>" name="theForm">
>         <input type="hidden" name="nametxt" value="<?= $_GET['name'] ??
> ‘John Smith' ?>" />
>         <input type="hidden" name="sort_option" value="1" />
>         <input type="hidden" name="__RequestVerificationToken" value="<?=
> $token ?>" />
>         <input type="submit" value="Submit" />
>     </form>
> <div>
> </body>
> </html>
>
>
>
>