On Wed, Jan 25, 2017 at 10:32:44AM +0900, Sergey Senozhatsky wrote: > Hello, > > On (01/25/17 10:29), Minchan Kim wrote: > [..] > > > the result as listed below: > > > > > > zero pattern_char pattern_short pattern_int pattern_long total > > > (unit) > > > 162989 14454 3534 23516 2769 > > > 3294399 (page) > > > > > > > so, int covers 93%. As considering non-zero dedup hit ratio is low, I think > > *int* is > > enough if memset is really fast. So, I'd like to go with 'int' if Sergey > > doesn't mind. > > yep, 4 byte pattern matching and memset() sounds like a good plan to me
what? memset ONLY HANDLES BYTES. I pointed this out earlier, but you don't seem to be listening. Let me try it again. MEMSET ONLY HANDLES BYTES.
