From: Stephen Hemminger <stephen@networkplumber.org>
To: Antonio Di Bacco <a.dibacco.ks@gmail.com>
Cc: users@dpdk.org
Subject: Re: Add more lcores to application after rte_eal_init has been called
Date: Wed, 22 Feb 2023 07:03:59 -0800 [thread overview]
Message-ID: <20230222070359.3e45d6b6@hermes.local> (raw)
In-Reply-To: <CAO8pfFkCu+E9=iwj5LG2AZ=CZRPYOqDRjZ_svGK6ZeVotym1HQ@mail.gmail.com>
On Wed, 22 Feb 2023 14:10:20 +0100
Antonio Di Bacco <a.dibacco.ks@gmail.com> wrote:
> I need to add some more cores to the application after the DPDK has
> already been initialised.
> Is it possible?
No
> For other resources like network cards, I managed to probe new cards
> dynamically but don't understand how I can do the same for new lcores.
You can start with lots of cores, but only use some of them in your
application. The unused queues could wait on something like pthread_condition
that is blocking.
next prev parent reply other threads:[~2023-02-22 15:04 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-22 13:10 Antonio Di Bacco
2023-02-22 15:03 ` Stephen Hemminger [this message]
2023-02-27 9:02 ` David Marchand
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