We change global memory to shared memory in kernel grepx(). The code is:<br>
[[File:SharedMem.JPG|650px]]
SharedMem''' Profile ''' We get the data like this:<br>[[File:SharedData.JPG|650px]] ''' ntpb '' We also try different ntpb and see if it effect runtime.<br>[[File:NtpbDiff.JPG|650px]] According to the data, the number of ntpb is not an important factor affecting time. ''' End ''' That's all for our assignment. == Resources == You can see my code here: https://gist.github.com/KignorChan/764c71d9d96561e4101d9830e0bc5e69 Idea from LZW compress program: https://codereview.stackexchange.com/questions/86543/simple-lzw-compression-algorithm