The maximum size of Windows NT and Windows 2000 registry is limited by 25% of
the paged pool size, by default. It can be set as high as 80% of the paged pool
size (not recommended). The maximum paged pool size is:
OS version | Max Paged Pool Size | 25% Paged Pool Size | 80% Paged Pool Size |
| Windows 2000 | |||
| Windows NT4 | |||
| Windows NT4 Terminal Server | |||
| Windows NT3.5 | |||
| Windows NT3.1 |
Except for certain very large enterprise domain controllers, this key does
not need to be changed. The registry setting for Windows NT / Windows 2000:
Hive: HKEY_LOCAL_MACHINE
Key: SYSTEM\CurrentControlSet\Control
Name: RegistrySizeLimit
Type: REG_DWORD
Value: 0 25% of paged pool size (default)
Value:
4-0xFFFFFFFE Number of megabytes
allocated
Value: 0xFFFFFFFF 80% of
paged pool size
