Debugging Tools for Windows

Disable paging of kernel stacks

The Disable paging of kernel stacks flag prevents paging of the kernel-mode stacks of inactive threads.

Abbreviation dps
Hexadecimal value 0x80000
Symbolic Name FLG_DISABLE_PAGE_KERNEL_STACKS
Destination System-wide registry entry

Comments

Generally, the kernel-mode stack cannot be paged; it is guaranteed to be resident in memory. However, Windows occasionally pages the kernel stacks of inactive threads. This flag prevents these occurrences.

The kernel debugger can provide information about a thread only when its stack is in physical memory. This flag is particularly important when debugging deadlocks and in other cases when every thread must be tracked.

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