[PATCH v7 3/7] eal: add lcore variable performance test

Morten Brørup mb at smartsharesystems.com
Wed Oct 9 22:46:19 CEST 2024


> From: Mattias Rönnblom [mailto:mattias.ronnblom at ericsson.com]
> Sent: Wednesday, 18 September 2024 10.26

A few corrections to a comment. Besides that,

Acked-by: Morten Brørup <mb at smartsharesystems.com>


> +/*
> + * The potential performance benefit of lcore variables compared to
> + * the use of statically sized, lcore id-indexed arrays are not

are not -> is not

> + * shorter latencies in a scenario with low cache pressure, but rather
> + * fewer cache misses in a real-world scenario, with extensive cache
> + * usage. These tests are a crude simulation of such, using <N> dummy
> + * modules, each wiht a small, per-lcore state. Note however that

wiht -> with

> + * these tests has very little non-lcore/thread local state, which is

has -> have

> + * unrealistic.
> + */



More information about the dev mailing list