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SubjectRe: [PATCH] mm: add ratio in slabinfo print
On 2016/1/12 8:20, David Rientjes wrote:

> On Mon, 11 Jan 2016, Xishi Qiu wrote:
>>> On Mon 11-01-16 11:54:57, Xishi Qiu wrote:
>>>> Add ratio(active_objs/num_objs) in /proc/slabinfo, it is used to show
>>>> the availability factor in each slab.
>>> What is the reason to add such a new value when it can be trivially
>>> calculated from the userspace?
>>> Besides that such a change would break existing parsers no?
>> Oh, maybe it is.
> If you need the information internally, you could always create a library
> around slabinfo and export the information for users who are interested
> for your own use. Doing anything other than appending fields to each line
> is too dangerous, however, as a general rule.

OK, I know.

Xishi Qiu

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