From: Gal Pressman <gal@nvidia.com>
To: Jakub Kicinski <kuba@kernel.org>
Cc: "David S. Miller" <davem@davemloft.net>,
netdev@vger.kernel.org, Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>, Simon Horman <horms@kernel.org>,
Jonathan Corbet <corbet@lwn.net>,
Tony Nguyen <anthony.l.nguyen@intel.com>,
Przemek Kitszel <przemyslaw.kitszel@intel.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
Tariq Toukan <tariqt@nvidia.com>,
Edward Cree <ecree.xilinx@gmail.com>,
Ahmed Zaki <ahmed.zaki@intel.com>,
linux-doc@vger.kernel.org, Nimrod Oren <noren@nvidia.com>
Subject: Re: [PATCH net-next v3 5/5] selftests: drv-net-hw: Add a test for symmetric RSS hash
Date: Tue, 18 Feb 2025 22:26:25 +0200 [thread overview]
Message-ID: <9eb3db1a-514b-4fcc-8318-7af0bd0a62df@nvidia.com> (raw)
In-Reply-To: <20250217161954.57fd1457@kernel.org>
On 18/02/2025 2:19, Jakub Kicinski wrote:
> Wouldn't it be both faster and less error prone to test this with UDP
> sockets?
>
> sock = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
> sock.connect(cfg.remove_addr_v[ipver], remote_port)
> sock.recvmsg(100)
>
> tgt = f"{ipver}:{cfg.addr_v[ipver]}:{local_port},sourceport={remote_port}"
> cmd("echo a | socat - UDP" + tgt, host=cfg.remote)
>
> cpu = sock.getsockopt(socket.SOL_SOCKET, socket.SO_INCOMING_CPU)
>
> Run this for 10 pairs for ports, make sure we hit at least 2 CPUs,
> and that the CPUs match for each pair.
Thanks, I can do that.
>
> Would be good to test both IPv4 and IPv6. I'm going to merge:
> https://lore.kernel.org/all/20250217194200.3011136-4-kuba@kernel.org/
> it should make writing the v4 + v6 test combos easier.
Should I wait for it to get merged?
next prev parent reply other threads:[~2025-02-18 20:26 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-16 18:24 [PATCH net-next v3 0/5] Symmetric OR-XOR RSS hash Gal Pressman
2025-02-16 18:24 ` [PATCH net-next v3 1/5] ethtool: " Gal Pressman
2025-02-16 18:24 ` [PATCH net-next v3 2/5] net/mlx5e: Symmetric OR-XOR RSS hash control Gal Pressman
2025-02-16 18:24 ` [PATCH net-next v3 3/5] selftests: drv-net: Make rand_port() get a port more reliably Gal Pressman
2025-02-16 18:24 ` [PATCH net-next v3 4/5] selftests: drv-net: Introduce a function that checks whether a port is available on remote host Gal Pressman
2025-02-16 18:24 ` [PATCH net-next v3 5/5] selftests: drv-net-hw: Add a test for symmetric RSS hash Gal Pressman
2025-02-18 0:19 ` Jakub Kicinski
2025-02-18 20:26 ` Gal Pressman [this message]
2025-02-18 21:24 ` Jakub Kicinski
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=9eb3db1a-514b-4fcc-8318-7af0bd0a62df@nvidia.com \
--to=gal@nvidia.com \
--cc=ahmed.zaki@intel.com \
--cc=andrew+netdev@lunn.ch \
--cc=anthony.l.nguyen@intel.com \
--cc=corbet@lwn.net \
--cc=davem@davemloft.net \
--cc=ecree.xilinx@gmail.com \
--cc=edumazet@google.com \
--cc=horms@kernel.org \
--cc=kuba@kernel.org \
--cc=linux-doc@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=noren@nvidia.com \
--cc=pabeni@redhat.com \
--cc=przemyslaw.kitszel@intel.com \
--cc=tariqt@nvidia.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.