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The !pfn extension displays information about a specific page frame or the entire page frame database.

!pfn PageFrame



Specifies the hexadecimal number of the page frame to be displayed.


Windows 2000


Windows XP and later



Additional Information

For information about page tables, page directories, and page frames, see Microsoft Windows Internals, by Mark Russinovich and David Solomon. (This book may not be available in some languages and countries.)


The page frame number for a virtual address can be obtained by using the !pte extension.

Here is an example of the output from this extension:

kd> !pte 801544f4
801544F4  - PDE at C0300800        PTE at C0200550
          contains 0003B163      contains 00154121
        pfn 3b G-DA--KWV    pfn 154 G--A--KRV

kd> !pfn 3b
    PFN 0000003B at address 82350588
    flink       00000000  blink / share count 00000221  pteaddress C0300800
    reference count 0001                                 color 0
    restore pte 00000000  containing page        000039  Active   

kd> !pfn 154
    PFN 00000154 at address 82351FE0
    flink       00000000  blink / share count 00000001  pteaddress C0200550
    reference count 0001                                 color 0
    restore pte 00000060  containing page        00003B  Active     M     



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