A scheduled task configured in Plesk fails with error: PHP Fatal error: Allowed memory size of X bytes exhausted (tried to allocate Y bytes)

Symptoms

• Scheduled task fails with error:

  PLESK_ERROR: PHP Fatal error: Allowed memory size of X bytes exhausted (tried to allocate Y bytes)

• A scheduled task is created at Tools & Settings > Scheduled Tasks with Type Run a command. It should run PHP script and has no limits set with memory_limit directives:

  CONFIG_TEXT: /usr/bin/env php "/var/www/vhosts/example.com/httpdocs/index.php" "fc=module&module=patotalsortlist&controller=cron"

Cause

PHP memory limit is exceeded.

Resolution

1. Log into Plesk

2. Go to Tools & Settings > Scheduled Tasks and select the affected task

3. In the Command field, add the directive memory_limit with required value:

   CONFIG_TEXT: /usr/bin/env php "/var/www/vhosts/example.com/httpdocs/index.php" "fc=module&module=patotalsortlist&controller=cron" -d memory_limit=128M