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Windows NT Kernel memory pool tags

All components of Windows NT marks allocated memory blocks with unique Tag. Tag is 4-byte word, that can be represented as ASCII string. It is used for monitoring of allocated memory, bounds checking, etc. In general, this information is available at Microsoft's web-site (, inside WinDbg package (search for file pooltag.txt). Here is the mirror.
Below you can find updatable pool-tag database. You can submit there information about tags used in your drivers.

NEW! Now you can specify OS and/or driver version where tag appeared first time.

Fresh pooltag.txt
.GZ'ipped pooltag.txt
error in
lock tables sequence_tab write
1046:No database selected
error in
select val from sequence_tab where (seq_name = 'upd_time')
1046:No database selected
error in
update sequence_tab set val = val + delta where (seq_name = 'upd_time')
1046:No database selected

Warning: mysql_fetch_array() expects parameter 1 to be resource, null given in /usr/home/alter/html/ on line 92

Warning: mysql_free_result() expects parameter 1 to be resource, null given in /usr/home/alter/html/ on line 114

Edit pool-tag database
Submit pool-tag
TagSourceDescription, OS/ver

See also:

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