Messages in this thread | | | Date | Wed, 25 Jan 2017 10:32:44 +0900 | From | Sergey Senozhatsky <> | Subject | Re: [PATCH] mm: extend zero pages to same element pages for zram |
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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
-ss
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