From: Jakub Kicinski <kuba@kernel.org>
To: Carolina Jubran <cjubran@nvidia.com>
Cc: Shuah Khan <shuah@kernel.org>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>, Gal Pressman <gal@nvidia.com>,
Tariq Toukan <tariqt@nvidia.com>,
"Cosmin Ratiu" <cratiu@nvidia.com>,
Nimrod Oren <noren@nvidia.com>, Mark Bloch <mbloch@nvidia.com>,
<linux-kernel@vger.kernel.org>, <linux-kselftest@vger.kernel.org>,
<netdev@vger.kernel.org>
Subject: Re: [PATCH 3/3] selftests: drv-net: Relax total BW check in devlink_rate_tc_bw.py
Date: Fri, 5 Sep 2025 15:32:43 -0700 [thread overview]
Message-ID: <20250905153243.6c03e257@kernel.org> (raw)
In-Reply-To: <20250902162101.5c78cc88@kernel.org>
On Tue, 2 Sep 2025 16:21:01 -0700 Jakub Kicinski wrote:
> On Sun, 31 Aug 2025 11:06:41 +0300 Carolina Jubran wrote:
> > Because the measured total is the sum of two iperf3 streams that do not
> > always start or stop at the same time
>
> That's solvable, tho? iperf3 has --json support, it will give you
> the b/w readings in the configured intervals (1sec by default).
> With the interval based samples at hand you should be able to select
> only the period in which b/w is stable ("middle" of the test).
>
> While at it it may make sense to switch to lib/py/load.py wrappers
> rather than threading the python locally in the test.
Hi Carolina! I think you replied to me but the reply never reached
the list, I purged it from my inbox before realizing.
I think you said that the direction of the flows is wrong for load.py.
Perhaps adding a reverse= attr which will translate the --reverse in
the client process would do?
next prev parent reply other threads:[~2025-09-05 22:32 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-31 8:06 [PATCH 0/3] selftests: drv-net: Fix issues in devlink_rate_tc_bw.py Carolina Jubran
2025-08-31 8:06 ` [PATCH 1/3] selftests: drv-net: Fix and clarify TC bandwidth split " Carolina Jubran
2025-09-01 15:45 ` Simon Horman
2025-08-31 8:06 ` [PATCH 2/3] selftests: drv-net: Fix tolerance calculation " Carolina Jubran
2025-09-01 15:45 ` Simon Horman
2025-08-31 8:06 ` [PATCH 3/3] selftests: drv-net: Relax total BW check " Carolina Jubran
2025-09-01 15:46 ` Simon Horman
2025-09-02 23:21 ` Jakub Kicinski
2025-09-05 22:32 ` Jakub Kicinski [this message]
2025-09-08 19:16 ` Carolina Jubran
2025-09-08 20:19 ` Jakub Kicinski
2025-09-09 10:06 ` Carolina Jubran
2025-09-09 21:04 ` Jakub Kicinski
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