From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f50.google.com (mail-oo1-f50.google.com [209.85.161.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 477524C7C for ; Mon, 15 Jul 2024 21:33:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.50 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721079235; cv=none; b=WC55YB4cAIGVJ70gPG4Bk13zUOaY4FPc+u9FZ2nm+ryuINgAWNF7IdV/HTZZOT6WGSONOdRAdn8lJ+0qbt0kjQXjIB6EKklC4zi4ip7SeAuWe9i3xPLcfvxtWD/0Oqal+PTRr06ZaWSfp+Ldv979XGbO+8Te4NLV/LSZRZ/GlwI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721079235; c=relaxed/simple; bh=/u4+YaVi3VV7SYXVarolp/qHbHmhCZ/CFD9eQjjXEBI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=vBgMBoP4Fs8aNCImiluqZVydHlkSP8+K6G4PppencGKHgrC7ileWbLADNNCmj4M/LrUZYW80eBrtgNZdyOhVzPPgaonT6/A+qXagczZHxKmNOSddu7eEYSW9d6S42O2Sk/O2NLiUfOfKFKouqDlGUMfXMzFkU3sUVKlgJ+X8HUo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fomichev.me; spf=pass smtp.mailfrom=gmail.com; arc=none smtp.client-ip=209.85.161.50 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fomichev.me Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-oo1-f50.google.com with SMTP id 006d021491bc7-5caad707f74so2367926eaf.1 for ; Mon, 15 Jul 2024 14:33:53 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721079232; x=1721684032; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=/u4+YaVi3VV7SYXVarolp/qHbHmhCZ/CFD9eQjjXEBI=; b=vBSthmlkBTycyNQRCjtQZjQEp9/PBgWC96G3QqJnK/XHb7okRxFsdIhHxxyxuxy6oQ F9TCC8/CzaLdlMkVWS34097GpFWUSKvRZyijgR1TOBE5jYgfGjk5seRPr/+nPNXjrMef 0bS/lMdsDRNvIuFOhPpl0aGF2tL9PETC9xN55X+sylH0xBs/zv0XZu4qiDDF4QL6cF6j cbVKPu5zbfmPHdmXg92jA6+TuPweB9SWA0H6GCIzAEBy41v8wPuT0P/oVZZWr7fqwsPF HzGhZhkP46LKE2vCWZCBrv9pPG98BU03FDOtcn7Xo1odMFjI/7LN1ZSqIlzUW4tM9KvO dP7Q== X-Gm-Message-State: AOJu0YzKIvULqIcbQTTOCny0IGYBYFR+WDpao7KUyOXdRYSIfvh9f4i2 RJMy+aaef/7evQE+cVdRdvON8bWDh+P5FNgjjzePck2jDamAq8U= X-Google-Smtp-Source: AGHT+IGLdCPBmZugUzekjlaSBjIhCXkuxK2Ap+jwHeuqQXQPIvYQ8RAOpxJ1xtKtPx44UidHcfNrZw== X-Received: by 2002:a05:6870:c69d:b0:254:a917:cb3a with SMTP id 586e51a60fabf-260bd764a5bmr106134fac.28.1721079232253; Mon, 15 Jul 2024 14:33:52 -0700 (PDT) Received: from localhost ([2601:646:9e00:f56e:73b6:7410:eb24:cba4]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-78e34d2b214sm3823036a12.46.2024.07.15.14.33.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 Jul 2024 14:33:51 -0700 (PDT) Date: Mon, 15 Jul 2024 14:33:50 -0700 From: Stanislav Fomichev To: Kui-Feng Lee Cc: bpf@vger.kernel.org, ast@kernel.org, martin.lau@linux.dev, song@kernel.org, kernel-team@meta.com, andrii@kernel.org, sinquersw@gmail.com, kuifeng@meta.com Subject: Re: [PATCH bpf-next 0/4] monitor network traffic for flaky test cases Message-ID: References: <20240713055552.2482367-1-thinker.li@gmail.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20240713055552.2482367-1-thinker.li@gmail.com> On 07/12, Kui-Feng Lee wrote: > Run tcpdump in the background for flaky test cases related to network > features. Have you considered linking against libpcap instead of shelling out to tcpdump? As long as we have this lib installed on the runners (likely?) that should be a bit cleaner than doing tcpdump.. WDYT?