Re: [PATCH -mm] make swapin readahead skip over holes

[KOSAKI Motohiro]

2012/1/11 KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxx>:
>> Also, I doubt current swap_cluster default is best value on nowadays.
>
> I meant, current average hdd spec is,
>  - average seek time: 8.5ms
>  - sequential access performance: about 60MB/sec
>
> so, we can eat free lunch up to 7MB ~= 60(MB/sec) * 1000 / 8.5(ms).

Bah! I'm moron.
the correct fomura is,

500KB = 60(MB/sec) / 1000(msec/ssec) *8.5 (ms)
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