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([2a0d:3344:1b50:3f10:2f04:34dd:5974:1d13]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-42bb85ffbadsm3711905e9.12.2024.08.29.01.35.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 29 Aug 2024 01:35:10 -0700 (PDT) Message-ID: <399397e3-467a-41aa-8bad-90c80954764a@redhat.com> Date: Thu, 29 Aug 2024 10:35:08 +0200 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH net-next] selftests: netfilter: nft_queue.sh: reduce test file size for debug build To: Florian Westphal , Jakub Kicinski Cc: netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, Eric Dumazet , "David S. Miller" References: <20240826192500.32efa22c@kernel.org> <20240827090023.8917-1-fw@strlen.de> <20240828154940.447ddc7d@kernel.org> <20240829080109.GB30766@breakpoint.cc> Content-Language: en-US From: Paolo Abeni In-Reply-To: <20240829080109.GB30766@breakpoint.cc> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 8/29/24 10:01, Florian Westphal wrote: > Jakub Kicinski wrote: >> On Tue, 27 Aug 2024 11:00:12 +0200 Florian Westphal wrote: >>> The sctp selftest is very slow on debug kernels. >> >> I think there may be something more going on here? :( >> >> For reference net-next-2024-08-27--12-00 is when this fix got queued: >> >> https://netdev.bots.linux.dev/contest.html?executor=vmksft-nf-dbg&test=nft-queue-sh >> >> Since then we still see occasional flakes. But take a look at >> the runtime. If it's happy the test case takes under a minute. >> When it's unhappy it times out (after 5 minutes). I'll increase >> the timeout to 10 minutes, but 1min vs 5min feels like it may >> be getting stuck rather than being slow.. > > Yes, its stuck. Only reason I could imagine is that there is a 2s > delay between starting the nf_queue test prog and the first packet > getting sent. That would make the listener exit early and then > socat sender would hang. As the root cause for this latter hang-up looks unrelated, and this patch is improving the current CI status, I'll apply it as-is. The other issue will be fixed by a separated patch. Thanks, Paolo