use CELOG

1)Build a debug copy of the dll and deploy it to your device with a cab file. Remember to build with WINCESHIP= and WINCEDEBUG=debug
2)Get the following files from your emulator FRD and copy to the windows directory on device
a.celog.exe,
b.oscapture.exe
c.celogflush.exe
d.perfman.exe
3)start celogflush.exe
4)Start perfman.exe

select the zones. 0x800000 is the debug zone.
When done collecting data go to the root directory on your pocket pc and find the file . perfman.log

Parse celog:
readlog perman.log output.txt

Here are some more flags.
LZONE_PROCESS (0x00000040)
CELZONE_THREAD (0x00000020)
CELZONE_RESCHEDULE (0x00000002)
CELZONE_CRITSECT (0x00000100)
CELZONE_SYNCH (0x00000200)
CELZONE_DEMANDPAGE (0x00000010)
CELZONE_HEAP (0x00000800)
CELZONE_INTERRUPT (0x00000001)
CELZONE_DEBUG (0x00800000)
CELZONE_MIGRATE (0x00000004)
CELZONE_PRIORITYINV (0x00000080)