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From: Matthieu Baerts <matttbe@kernel.org>
To: Willem de Bruijn <willemdebruijn.kernel@gmail.com>,
	netdev@vger.kernel.org
Cc: davem@davemloft.net, kuba@kernel.org, edumazet@google.com,
	pabeni@redhat.com, sdf@fomichev.me,
	linux-kselftest@vger.kernel.org,
	Willem de Bruijn <willemb@google.com>
Subject: Re: [PATCH net] selftests/net: packetdrill: increase timing tolerance in debug mode
Date: Thu, 26 Sep 2024 11:12:25 +0200	[thread overview]
Message-ID: <76d0de38-aff5-41e9-8085-afeb97b4d4f4@kernel.org> (raw)
In-Reply-To: <0849977a-e772-4778-9130-c8ac0539bbdc@kernel.org>

Hi Willem,

On 20/09/2024 00:03, Matthieu Baerts wrote:
> On 19/09/2024 14:43, Willem de Bruijn wrote:
>> From: Willem de Bruijn <willemb@google.com>

(...)

>> We have been doing this for debug builds outside ksft too.
>>
>> Previous setting was 10000. A manual 50 runs in virtme-ng showed two
>> failures that needed 12000. To be on the safe side, Increase to 14000.
> 
> So far (in 3 runs), it looks like 14000 is enough. But I guess it is
> still a bit too early to conclude that.
> 
> https://netdev.bots.linux.dev/contest.html?executor=vmksft-packetdrill-dbg
> 
> (Your patch has been introduced in the net-next-2024-09-19--15-00 branch.)
One week after the introduction of this patch and >50 builds, it looks
like the results are good, only one issue related to timing issues:

https://netdev-3.bots.linux.dev/vmksft-packetdrill-dbg/results/782181/1-tcp-slow-start-slow-start-after-win-update-pkt/stdout

And it passed after a retry.

https://netdev.bots.linux.dev/flakes.html?min-flip=0&tn-needle=packetdrill

Cheers,
Matt
-- 
Sponsored by the NGI0 Core fund.


  reply	other threads:[~2024-09-26  9:12 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-09-19 12:43 [PATCH net] selftests/net: packetdrill: increase timing tolerance in debug mode Willem de Bruijn
2024-09-19 13:55 ` Simon Horman
2024-09-19 21:04 ` Stanislav Fomichev
2024-09-26  9:03   ` Paolo Abeni
2024-09-19 22:03 ` Matthieu Baerts
2024-09-26  9:12   ` Matthieu Baerts [this message]
2024-09-26  9:28     ` Willem de Bruijn
2024-09-26  9:10 ` patchwork-bot+netdevbpf

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