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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, 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 032E0C4320A for ; Wed, 25 Aug 2021 10:09:59 +0000 (UTC) Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by mail.kernel.org (Postfix) with ESMTP id 3B75961176 for ; Wed, 25 Aug 2021 10:09:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 3B75961176 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=monjalon.net Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=dpdk.org Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8D98440041; Wed, 25 Aug 2021 12:09:57 +0200 (CEST) Received: from out1-smtp.messagingengine.com (out1-smtp.messagingengine.com [66.111.4.25]) by mails.dpdk.org (Postfix) with ESMTP id 307684003D for ; Wed, 25 Aug 2021 12:09:56 +0200 (CEST) Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailout.nyi.internal (Postfix) with ESMTP id 81D405C013B; Wed, 25 Aug 2021 06:09:55 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute6.internal (MEProxy); Wed, 25 Aug 2021 06:09:55 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s=fm2; bh= UgrGNWzUKoBEVk3mlUMAZK+4MR3B+n4hBiKqJxtFn08=; b=scB7rPGjxCaOuTrU LVju52labLizPXNbcAIlAfUuhKo/INHi5JJOqeA9J3tOdNwVWss00Rf09/+JURUi 4SRpxNTCPYgtkwtsknEcN+RE+9bSQ4a2oqoOikFzatMDA2YEjoSbZYgQBcq6f7KF k076C/vKMBjEb4xwP6W7fIr/gqJXAPc11E6YvduE4ksYreVKczJsadwlv/a8Gui9 SxhpHxKakgGByYQlmBw9EcdKxbbl5yg5uedhHvI33tU9GLBF7z6GMPCa8co3Ljeq cgJwp7hovIBZ5cEkPXvVSEPiLE8VmryeNq6fSrA3dE7dt1BPP12bhqtcqpRnnUgv 7MpJUw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm3; bh=UgrGNWzUKoBEVk3mlUMAZK+4MR3B+n4hBiKqJxtFn 08=; b=qb+ElJGlP3VoUSQ7bxNFgvIb4nzD1zBszxh1QInVojqJuDXlji+qCAW4q rzqTS1NYg+VPcMhujEJbkmECLNOD4KCMdBiZXmrpFMnnM300pLDmHirU+3YmEyU6 VHKUn6PFgeHeGmQ/BYgRb5kL0fW1RIl/E/+zajvhs0gForKeNI/4yGzgxjeSdsIs /K022IpJ2JbVUSHM7p21ykqRoNn4f4ehNCqhKiN6h/lUxoSedlhahH1YQCd52jWt N9X4v6l1qgeiiZP6qUdj2CebTpl5jVnRL9gPJ6xW4NNZ04wJ3O2qNn2+rg+0OjId O1M2qFi7BQ/3dIvTR1GLURVXFBdUQ== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvtddruddtledgvdehucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvufffkfgjfhgggfgtsehtufertddttddvnecuhfhrohhmpefvhhhomhgr shcuofhonhhjrghlohhnuceothhhohhmrghssehmohhnjhgrlhhonhdrnhgvtheqnecugg ftrfgrthhtvghrnhepudeggfdvfeduffdtfeeglefghfeukefgfffhueejtdetuedtjeeu ieeivdffgeehnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrh homhepthhhohhmrghssehmohhnjhgrlhhonhdrnhgvth X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 25 Aug 2021 06:09:52 -0400 (EDT) From: Thomas Monjalon To: Gowrishankar Muthukrishnan Cc: "Power, Ciara" , "dev@dpdk.org" , "Richardson, Bruce" , Jerin Jacob Kollanukkaran , Kiran Kumar Kokkilagadda , Nithin Kumar Dabilpuram , Sunil Kumar Kori , Satha Koteswara Rao Kottidi , david.marchand@redhat.com Date: Wed, 25 Aug 2021 12:09:50 +0200 Message-ID: <1996973.8PpqbIs5JL@thomas> In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [v3, 0/3] common/cnxk: enable npa telemetry X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 11/08/2021 18:18, Gowrishankar Muthukrishnan: > From: Power, Ciara > > From: Gowrishankar Muthukrishnan > > > telemetry: enable storing pointer value [...] > > I am still unsure exactly what the use case is here - why are we choosing to > > publish the pointer values through telemetry rather than using a debug log for > > example? > > Pointer values are useful sometimes for more debugging through telemetry, hence this proposal. > As I mentioned in v1 thread, this is architecture compliant approach rather than assuming pointer > value is always 64 bit, when there is need to use pointer value in current telemetry path. Why using telemetry for debugging? I agree with Ciara, debug log is more appropriate. You can also use the tracing framework.