ConFoo 2025

gc_disable

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

gc_disableDeactivates the circular reference collector

Description

gc_disable(): void

Deactivates the circular reference collector, setting zend.enable_gc to 0.

Parameters

This function has no parameters.

Return Values

No value is returned.

add a note

User Contributed Notes 1 note

up
38
Lev Kitsis
10 years ago
Can be very useful for big projects, when you create a lot of objects that should stay in memory. So GC can't clean them up and just wasting CPU time.

Issue in composer:
https://github.com/composer/composer/pull/3482#issuecomment-65199153

Solution and people replies:
https://github.com/composer/composer/commit/ac676f47f7bbc619678a29deae097b6b0710b799
To Top