Re: [PATCH RFC v2] lib: Proportions with flexible period

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On Tue, 2012-04-24 at 18:30 +0200, Jan Kara wrote:
> Implement code computing proportions of events of different type (like code in
> lib/proportions.c) but allowing periods to have different lengths. This allows
> us to have aging periods of fixed wallclock time which gives better proportion
> estimates given the hugely varying throughput of different devices - previous
> measuring of aging period by number of events has the problem that a reasonable
> period length for a system with low-end USB stick is not a reasonable period
> length for a system with high-end storage array resulting either in too slow
> proportion updates or too fluctuating proportion updates.


OK, seems sound. Thanks!

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