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From: Jesper Dangaard Brouer <hawk@kernel.org>
To: "Toke Høiland-Jørgensen" <toke@redhat.com>,
	"Sebastian Andrzej Siewior" <bigeasy@linutronix.de>
Cc: bpf@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH RFC net-next 1/2] net: Reference bpf_redirect_info via task_struct on PREEMPT_RT.
Date: Tue, 20 Feb 2024 10:17:53 +0100	[thread overview]
Message-ID: <04d72b93-a423-4574-a98e-f8915a949415@kernel.org> (raw)
In-Reply-To: <87ttm4b7mh.fsf@toke.dk>



On 19/02/2024 20.01, Toke Høiland-Jørgensen wrote:
> may be simpler to use pktgen, and at 10G rates that shouldn't become a
> bottleneck either. The pktgen_sample03_burst_single_flow.sh script in
> samples/pktgen in the kernel source tree is fine for this usage.

Example of running script:
  ./pktgen_sample03_burst_single_flow.sh -vi mlx5p1 -d 198.18.1.1 -m 
ec:0d:9a:db:11:c4 -t 12

Notice the last parameter, which is number threads to start.
If you have a ixgbe NIC driver, then I recommend -t 2 even if you have 
more CPUs.

--Jesper

  reply	other threads:[~2024-02-20  9:17 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-13 14:58 [PATCH RFC net-next 0/2] Use per-task storage for XDP-redirects on PREEMPT_RT Sebastian Andrzej Siewior
2024-02-13 14:58 ` [PATCH RFC net-next 1/2] net: Reference bpf_redirect_info via task_struct " Sebastian Andrzej Siewior
2024-02-13 20:50   ` Jesper Dangaard Brouer
2024-02-14 12:19     ` Sebastian Andrzej Siewior
2024-02-14 13:23       ` Toke Høiland-Jørgensen
2024-02-14 14:28         ` Sebastian Andrzej Siewior
2024-02-14 16:08           ` Toke Høiland-Jørgensen
2024-02-14 16:36             ` Sebastian Andrzej Siewior
2024-02-15 20:23               ` Toke Høiland-Jørgensen
2024-02-16 16:57                 ` Sebastian Andrzej Siewior
2024-02-19 19:01                   ` Toke Høiland-Jørgensen
2024-02-20  9:17                     ` Jesper Dangaard Brouer [this message]
2024-02-20 10:17                       ` Sebastian Andrzej Siewior
2024-02-20 10:42                         ` Jesper Dangaard Brouer
2024-02-20 12:08                           ` Sebastian Andrzej Siewior
2024-02-20 12:57                             ` Jesper Dangaard Brouer
2024-02-20 15:32                               ` Sebastian Andrzej Siewior
2024-02-22  9:22                                 ` Sebastian Andrzej Siewior
2024-02-22 10:10                                   ` Jesper Dangaard Brouer
2024-02-22 10:58                                     ` Sebastian Andrzej Siewior
2024-02-20 12:10                           ` Dave Taht
2024-02-14 16:13   ` Toke Høiland-Jørgensen
2024-02-15  9:04     ` Sebastian Andrzej Siewior
2024-02-15 12:11       ` Toke Høiland-Jørgensen
2024-02-13 14:58 ` [PATCH RFC net-next 2/2] net: Move per-CPU flush-lists to bpf_xdp_storage " Sebastian Andrzej Siewior

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