This privilege determines who can change the maximum memory that can be consumed by a process.
This user right is defined in the Default Domain Controller Group Policy object (GPO) and in the local security policy of workstations and servers.
Note: This privilege is useful for system tuning, but it can be misused, for example, in a denial-of-service attack.
Computer Configuration\Windows Settings\Local Policies\User Rights Assignment
Administrators Local Service Network Service.
At least Windows XP SP2, Windows Server 2003
User Rights security settings are not registry keys