PHP

Allowed memory size of 1610612736 bytes exhausted

export COMPOSER_MEMORY_LIMIT=-1

Allowed memory size of 134217728 bytes exhausted (tried to allocate 20480 bytes)

ini_set('memory_limit', '1024M');  // 1GB
// OR
ini_set('memory_limit', '-1');    // unlimited memory (may cause a memory leak)

Allowed memory size of 33554432 bytes exhausted (tried to allocate 43148176 bytes) in php

ini_set('memory_limit', '-1');

Allowed memory size of 134217728 bytes exhausted (tried to allocate 65015808 bytes)

//Allowed memory size of 134217728 bytes exhausted (tried to allocate 65015808 bytes)
<?php 
ini_set('memory_limit', '1024M');
?>
Or
set in php.ini
memory_limit = -1

PHP Fatal error: Allowed memory size of 1610612736 bytes exhausted (tried to allocate 4096 bytes)

php -d memory_limit=-1 /usr/local/bin/composer install

PHP Fatal error: Allowed memory size of 1610612736 bytes exhausted (tried to allocate 4096 bytes)

set COMPOSER_MEMORY_LIMIT=-1

PHP Fatal error: Allowed memory size of 134217728 bytes exhausted

memory_limit = 64M;

Fatal error: Allowed memory size of 1610612736 bytes exhausted (tried to allocate 32 bytes) in

;memory_limit=512M 

allowed memory size of 33554432 bytes exhausted (tried to allocate 8192 bytes)

ini_set('memory_limit', '44M');