HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management
|
Data type
|
Range
|
Default value
|
|---|
|
REG_DWORD
|
0x0 | 0x1–0xFFFFFFFF bytes
|
0
|
Description
Specifies the maximum number of bytes that can be locked for I/O operations.
|
Value
|
Meaning
|
|---|
|
0x0
|
The system sets the lock limit to 512 KB.
|
|
0x1–0xFFFFFFFF bytes
|
The value entered takes precedence over the system default and is used as the I/O lock limit.
|
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Note
The amount of physical memory on the computer determines the maximum lock limit. Do not set the lock limit above the following values:
|
Amount of physical memory
|
Maximum lock limit
|
|---|
|
Less than 64 MB
|
Physical memory minus 7 MB
|
|
64 MB–500 MB
|
Physical memory minus 16 MB
|
|
512 MB and greater
|
Physical memory minus 64 MB
|