From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,PDS_TONAME_EQ_TOLOCAL_SHORT, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EA8DCC4361A for ; Sat, 5 Dec 2020 18:54:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A044723110 for ; Sat, 5 Dec 2020 18:54:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725949AbgLESyW (ORCPT ); Sat, 5 Dec 2020 13:54:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45974 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725372AbgLESyU (ORCPT ); Sat, 5 Dec 2020 13:54:20 -0500 Received: from mail-lj1-x234.google.com (mail-lj1-x234.google.com [IPv6:2a00:1450:4864:20::234]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B440DC061A4F for ; Sat, 5 Dec 2020 10:53:40 -0800 (PST) Received: by mail-lj1-x234.google.com with SMTP id y16so10483450ljk.1 for ; Sat, 05 Dec 2020 10:53:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=dDUwk90jziYI2krQWqAl3O9xgrVrPjSfCWq17+5k7uw=; b=YN8XNlbJqUQ1In/LN4GCGPv2Dt/WMcNUQ6COVcPNqtewSYPaEuhnte3dMT4zWWCl8/ jgIyNshWafihJY0d+s3cMMJl6VBfk/HVPbtPkoDqxo4P5y3P3bKtJpWClIm0XXvGieUr mM+QyCFNFK9XPo6Xo5gFXeFXg6j/ltLKeKcz+VT24TwwxNVfFzxA1kgkgdnvzmY6PRpr UIPzgSKrkzGCFDLwl8xUpMk84Ez1s5g9v4zro87zZ2amAzKtTqxZoBn0OUazX8GZUGMu JU/8zRKH1aI+Uxfq53qdckY8Ix9ZXlWS5hZycIUEC+7oV0vBpESZF09cXLN2JAXiwyhZ WpKA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=dDUwk90jziYI2krQWqAl3O9xgrVrPjSfCWq17+5k7uw=; b=Nonar2yLJOYF3nKOJmQK7sVCTqzK4/L8tdWIMX0uyJ77hQr6EQJCj7IZgEnh64g8AR 3Mq7KGbrMdmTzXxeZ/cDPFKQDJTHXpxcI8qQsplQZspUStszJmsp/J4DSZafzTfD1M/h xERGoxCcndbkJJOC0irzh0wL7u1KpH7aY6rDdZSNb8ZBOWpn98a4xJZol2sClyMYKUgd hp14Xh5NLTpppMOg8Phi0i5Q2GsXvuSBhz2q5PU+RrGQgyO+MjhqyXMVpoYIQzyfkrIk m3ZTyL54GaXj//ZnZgRc9PO1WTNjYIsnWjzd63ZztLPJyrIRGTrxmqGC53ucYTpCpIum M3/A== X-Gm-Message-State: AOAM532xw8W0urjor6BLCWcDfEeTn5Rg23902Eu18V/O9bVDVcgdQqGA WH2E5ylsZEYpjpnofxneM1LR+FHUdOrlpaxDgvhcKRbdJQy1lA== X-Google-Smtp-Source: ABdhPJxUw0qjKlbcDGzOzepDrcciSPsN6ugQ5XNjG73LcRudHA+ExWGkFkKVp3xTz8qQhMvHXRvKzreaIHoQl2Wggb4= X-Received: by 2002:a2e:8796:: with SMTP id n22mr5791629lji.345.1607194418975; Sat, 05 Dec 2020 10:53:38 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Paul Thomas Date: Sat, 5 Dec 2020 13:53:27 -0500 Message-ID: Subject: Re: net latency, long wait for softirq_entry To: linux-rt-users Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-rt-users@vger.kernel.org The trace can be found here: https://bugzilla.kernel.org/attachment.cgi?id=293951 The softirq_raise with a long wait before the softirq_entry starts at time 515.509590.