From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A50A76AB0 for ; Tue, 4 Jul 2023 15:58:05 +0000 (UTC) Received: from mail-pl1-x629.google.com (mail-pl1-x629.google.com [IPv6:2607:f8b0:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37F3110C1 for ; Tue, 4 Jul 2023 08:58:04 -0700 (PDT) Received: by mail-pl1-x629.google.com with SMTP id d9443c01a7336-1b89cb535afso9730125ad.2 for ; Tue, 04 Jul 2023 08:58:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20221208.gappssmtp.com; s=20221208; t=1688486283; x=1691078283; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=0Ob5s66nJUuWrzVmIgcpj6gX1pVOIG43sjp0smeuqRk=; b=yTV0wkqS1/NR8efXnnWnTnPtMe05KXibp8pqQ7qrGhZHkRhc5dFDtTt1lCQQEQyuUW I0U/A19V8OfYLMIIBS4YaW0/2gFPbGU0BJVz0OvlUm9rVRLOoIjQp7b8Q43bJwYYZRBc 4hlWlUDaF9uwG4nhXY1tcNXBM3ej6HAmBHkzUF0GfdyCZZksWEWNn5RK+53t6VS285dn xr6/wwYpfmDmkhzKyF/+rSnYOIhQ03zjUB+xLHxqihh+28KlRcg7flHvem2BLVKidv4X Rjif9fxwkS/VpS/NqXpaxy7SEOw/EIk2EWGItbyf6GCiUbw1wM+LDRgUTrJcMYOpEWkU HcXw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688486283; x=1691078283; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=0Ob5s66nJUuWrzVmIgcpj6gX1pVOIG43sjp0smeuqRk=; b=C33UFleVAH5kJvHYbks21sQ+7Yh9q1+NwzlmvbsiB2VYqPFAj8PHyexOwGEZUea6I7 BVH4/F0WMWmXIblageroFXbkOwOLINzTv6xOkt5HCtEZWl42iaPpL0xwyD/2gitETt67 nvD7pWF15bIGJSCUWyO33ZuR39eymMQi34VLHmwRUJ6Z7y88Y2N4fCyTM/4ekTbmq3tQ Y/WurB6AK0pfIIC1xaBt7G4Kjbh0b4LskiIyonCjVHUo3o3qfvXx/Vy6esOZIiYsvJnb nKabEmUxYluD8Pw/hZyOVMk68Wiy+uPY5a6VBl3uZE+b3Y5tA6dNDTlPC7fyKmdpzB1l zdHQ== X-Gm-Message-State: ABy/qLa4vhzgAh81odxyXNhQmgSuPiv5fglICpNtPqH6akmGpEeVdXl2 sWlX5PLvNMHFoaHkBxiiHBxBqA== X-Google-Smtp-Source: APBJJlETTmVVFs8YtNneUBEorttJnAIPN63N7o/Y7mFVilt6D8loeh6FMTP8QxF/HYxSqOZo7StQ2Q== X-Received: by 2002:a17:902:9696:b0:1b8:971c:b7b8 with SMTP id n22-20020a170902969600b001b8971cb7b8mr4827989plp.47.1688486283606; Tue, 04 Jul 2023 08:58:03 -0700 (PDT) Received: from hermes.local (204-195-120-218.wavecable.com. [204.195.120.218]) by smtp.gmail.com with ESMTPSA id h6-20020a170902eec600b001ab2b4105ddsm9344591plb.60.2023.07.04.08.58.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Jul 2023 08:58:03 -0700 (PDT) Date: Tue, 4 Jul 2023 08:58:00 -0700 From: Stephen Hemminger To: Breno Leitao Cc: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , sergey.senozhatsky@gmail.com, pmladek@suse.com, tj@kernel.or, Dave Jones , "open list:NETWORKING DRIVERS" , open list Subject: Re: [PATCH] netconsole: Append kernel version to message Message-ID: <20230704085800.38f05b56@hermes.local> In-Reply-To: References: <20230703154155.3460313-1-leitao@debian.org> <20230703113410.6352411d@hermes.local> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net On Tue, 4 Jul 2023 08:15:47 -0700 Breno Leitao wrote: > Hello Stephen, > > On Mon, Jul 03, 2023 at 11:34:10AM -0700, Stephen Hemminger wrote: > > On Mon, 3 Jul 2023 08:41:54 -0700 > > leitao@debian.org wrote: > > > > > +config NETCONSOLE_UNAME > > > + bool "Add the kernel version to netconsole lines" > > > + depends on NETCONSOLE > > > + default n > > > + help > > > + This option causes extended netcons messages to be prepended with > > > + kernel uname version. This can be useful for monitoring a large > > > + deployment of servers, so, you can easily map outputs to kernel > > > + versions. > > > > This should be runtime configured like other netconsole options. > > Not enabled at compile time. > > Do you mean I should add a new option to netconsole line? This is the > current line format today: > > [+][src-port]@[src-ip]/[],[tgt-port]@/[tgt-macaddr] > > If that is the case, I suppose I want to add something at the beginning > of format, that specify that uname should be sent. What about something > as? > > [u][+][src-port]@[src-ip]/[],[tgt-port]@/[tgt-macaddr] > > Thanks! Keep it as simple as possible. What ever program is reading udp socket knows where it is coming from. The uname is really not needed.