Hi Lior thanks for your time and code example. Shachar Shemesh explained to me couple of simple things I forgotten. You can find his replies in this thread but the bottom line : I do not need to signal kernel.Kernel memory manager will discover that pages are not active ( each page have active bit)
I found that it is advised to check first @count(Statist) ans if it positve applut to @max operator There is also interesting @entry operator. My script still produces warning but produces result Herfe is the script: # script arguments :# $1 - total test duration in sec# ex: stap -v