From: Stephen Hemminger <stephen@networkplumber.org>
To: "Mattias Rönnblom" <hofors@lysator.liu.se>
Cc: "Konstantin Ananyev" <konstantin.v.ananyev@yandex.ru>,
dev@dpdk.org, "Mattias Rönnblom" <mattias.ronnblom@ericsson.com>,
"Morten Brørup" <mb@smartsharesystems.com>
Subject: Re: [RFC] random: use per lcore state
Date: Sat, 9 Sep 2023 04:32:09 -0700 [thread overview]
Message-ID: <20230909043209.47866f0b@hermes.local> (raw)
In-Reply-To: <4d00a500-a054-b11b-6135-49e4ef7965f2@lysator.liu.se>
On Sat, 9 Sep 2023 08:45:17 +0200
Mattias Rönnblom <hofors@lysator.liu.se> wrote:
> > Hmm.. correct me if I am wrong, but with current implementation,
> > rand state is also in non-huge memory:
> > static struct rte_rand_state rand_states[RTE_MAX_LCORE + 1];
> >
>
> Yes. The current pattern is certainly not perfect.
There is no good reason to put it in hugepage memory.
In fact, hugepage memory is a limited resource and you do want
different rand_states for primary and secondary processes.
next prev parent reply other threads:[~2023-09-09 11:32 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-06 17:20 Stephen Hemminger
2023-09-06 17:54 ` Morten Brørup
2023-09-11 16:04 ` Stephen Hemminger
2023-09-11 16:37 ` Morten Brørup
2023-09-06 18:16 ` Morten Brørup
2023-09-06 19:55 ` Stephen Hemminger
2023-09-06 20:12 ` Mattias Rönnblom
2023-09-06 20:02 ` Mattias Rönnblom
2023-09-06 23:00 ` Stephen Hemminger
2023-09-08 7:04 ` Mattias Rönnblom
2023-09-11 16:06 ` Stephen Hemminger
2023-09-11 16:53 ` Mattias Rönnblom
2023-09-09 0:13 ` Konstantin Ananyev
2023-09-09 6:45 ` Mattias Rönnblom
2023-09-09 11:23 ` Morten Brørup
2023-09-11 9:00 ` Mattias Rönnblom
2023-09-11 16:02 ` Stephen Hemminger
2023-09-09 11:32 ` Stephen Hemminger [this message]
2023-09-10 13:26 ` Konstantin Ananyev
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