ACSD-51892: Performance issue where config files load multiple times

The ACSD-51892 patch fixes the performance issue that arises from loading the app/etc/env.php and app/etc/config.php files each time deployment configuration values are accessed within a single request. The excessive file reading puts strain on the system, leading to a deterioration in overall performance. This patch is available when the Quality Patches Tool (QPT) 1.1.33 is installed. The patch ID is ACSD-51892. Please note that the issue was fixed in Adobe Commerce 2.4.6-p2.

Affected products and versions

The patch is created for Adobe Commerce version:

  • Adobe Commerce (all deployment methods) 2.4.6

Compatible with Adobe Commerce versions:

  • Adobe Commerce (all deployment methods) 2.4.6 - 2.4.6-p1
The patch might become applicable to other versions with new Quality Patches Tool releases. To check if the patch is compatible with your Adobe Commerce version, update the magento/quality-patches package to the latest version and check the compatibility on the Quality Patches Tool: Search for patches page. Use the patch ID as a search keyword to locate the patch.


There is a performance issue where the config files load multiple times.

Steps to reproduce:

  1. Perform deployment or upgrade to Adobe Commerce 2.4.6 or later.
  2. Check filesystem logs for access to app/etc/env.php and app/etc/config.php files while deployment is running.

Expected results:

Deployment is successful within the regular timeframe.

Actual results:

  • The servers are struggling to respond to any commands you enter. This results in Error 503 first byte timeout when accessing the website.
  • There are multiple entries in log files with access to app/etc/env.php and app/etc/config.php files.

Apply the patch

To apply individual patches, use the following links depending on your deployment method:

To learn more about Quality Patches Tool, refer to:

For info about other patches available in QPT, refer to Quality Patches Tool: Search for patches in the Quality Patches Tool guide.