[PATCH] mempool: introduce statistics reset function
Andrew Rybchenko
andrew.rybchenko at oktetlabs.ru
Tue Feb 24 07:29:24 CET 2026
On 2/23/26 1:20 PM, Morten Brørup wrote:
> Populating a mempool with objects is accounted for in the statistics.
> When analyzing mempool cache statistics, this may distort the data.
> In order to simplify mempool cache statistics analysis, a mempool
> statistics reset function was added.
>
> Furthermore, details about average burst sizes and mempool cache miss
> rates were added to the statistics shown when dumping a mempool.
>
> Signed-off-by: Morten Brørup <mb at smartsharesystems.com>
I'd like to see thoughts about consistency after reset taking into
account that reset will likely to be done from control core whereas
stats are updated from data cores. Results could be very interesting.
I guess it is not the reason to introduce locking or any other kind
of synchronization, but user should be warned as the bare minimum.
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