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=-1.8 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 ED9A2C48BD6 for ; Wed, 26 Jun 2019 02:16:15 +0000 (UTC) Received: from shelob.surriel.com (shelob.surriel.com [96.67.55.147]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9C04D205F4 for ; Wed, 26 Jun 2019 02:16:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="hQ4Q0LzS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9C04D205F4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=fail smtp.mailfrom=kernelnewbies-bounces@kernelnewbies.org Received: from localhost ([::1] helo=shelob.surriel.com) by shelob.surriel.com with esmtp (Exim 4.92) (envelope-from ) id 1hfxTW-0006fV-3O; Tue, 25 Jun 2019 22:15:54 -0400 Received: from mail-pf1-x42b.google.com ([2607:f8b0:4864:20::42b]) by shelob.surriel.com with esmtps (TLSv1.2:ECDHE-RSA-AES128-GCM-SHA256:128) (Exim 4.92) (envelope-from ) id 1hfxTU-0006fP-OS for kernelnewbies@kernelnewbies.org; Tue, 25 Jun 2019 22:15:52 -0400 Received: by mail-pf1-x42b.google.com with SMTP id i189so411997pfg.10 for ; Tue, 25 Jun 2019 19:15:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to :user-agent; bh=H2RAAQwNusCAePmLpSsSOy3r0wZ6Rb+2d+HohxXsNkA=; b=hQ4Q0LzSSU6P6Ehjs4kgjep/YJUF7nnh+G04GGzGIgxLA5M6yHUu/m2SAPAzbyVYXr XXoewGslbXLgj7ljAN9PtR69yL+o4nrWgm4hRHkA56Zf4pFSroqE/AxokdtTmJSRI9Mf pP1rLRildklMQnuNfyQSIHaXVPsDMs+s2oOkrWgh1eukC+9k15SHkue6x4dHnVE6ZbUN G12PHJ9SNsvT4RtdA7Q+6rC59L6DSntZRevRlGF2zNY+Si6UELC0lWTpPlWkZ+ELwGyN /CYZ3TaskN0mpDe1CU5OkkCR29FqIWpG0v5DCPiMd97Do+vH8OfXQ9hq5iThxic1XhXv UgCg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to:user-agent; bh=H2RAAQwNusCAePmLpSsSOy3r0wZ6Rb+2d+HohxXsNkA=; b=m4ILT1oRGZn6PZSOk9kMQxN2DUo4eS7unXt+QvdnXif+JHcH2tZhjkoaRP5BWWKGSQ MdMv2MXl2ftxe4LrbGDuEeEgIv9VmK5EE93O6QeXWsuWJycxlHcS809/V0c3hmQUfRlq Z3B0Rmb+qRWFKil9BQyGSBsnbxV0DLOTn2moqXt9eHy+uo+BXw+p7a5Pr8oooC7YBX32 kjYdhm3jKT6yFPoBkkII3RJEaBuY+FFT7IRLpscarWo053cWkwYzh0Yzmh2txEQMG4Do SRmQ4wnh5VlinfRCH7QkrPr1ucpO2PCuQGf7amnc8KFTz+sMSMWi4B4er96fcgWV1PQN 4cYw== X-Gm-Message-State: APjAAAXnQc9mxXo0gkgY84ikXdTR6KYvWxFgeWlgRZxVBVdrzaxNPFz2 xKLSyQy4t0ytzFvrhSo/Q/0= X-Google-Smtp-Source: APXvYqyQpeR1UbLjl0m1v7fLwjDjmJ71hFu/xSzftH0/Ye10N+lXyHyik/zu+yu7xx4pEFyPmkEN+Q== X-Received: by 2002:a63:5c19:: with SMTP id q25mr187246pgb.215.1561515289500; Tue, 25 Jun 2019 19:14:49 -0700 (PDT) Received: from hari-Inspiron-1545 ([183.83.92.187]) by smtp.gmail.com with ESMTPSA id n26sm16925221pfa.83.2019.06.25.19.14.47 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 25 Jun 2019 19:14:48 -0700 (PDT) Date: Wed, 26 Jun 2019 07:44:44 +0530 From: Hariprasad Kelam To: Subhashini Rao Beerisetty , kernelnewbies Subject: Re: How to debug throughput issues? Message-ID: <20190626021444.GA2588@hari-Inspiron-1545> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) X-BeenThere: kernelnewbies@kernelnewbies.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Learn about the Linux kernel List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: kernelnewbies-bounces@kernelnewbies.org T24gVHVlLCBKdW4gMjUsIDIwMTkgYXQgMTA6MjY6NTRQTSArMDUzMCwgU3ViaGFzaGluaSBSYW8g QmVlcmlzZXR0eSB3cm90ZToKSGkgIFN1Ymhhc2hpbmksCgpQbGVhc2Ugc2VlIGlubGluZSwKPiAg SGkgQWxsLAo+IAo+ICBJ4oCZdmUgdHdvIEJsdWV0b290aCBkb25nbGVzIGFuZCBjb25uZWN0ZWQg dG8gdHdvIExpbnV4Cj4gc3lzdGVtcyhob3N0bmFtZTEsIGhvc3RuYW1lMikuIEnigJl2ZSBhIHRl c3QgZXhlY3V0YWJsZSBhbmQgaXQgY3JlYXRlcyBhCj4gQlQgbGluayBkb2VzIHRoZSBmaWxlIHRy YW5zZmVyIGFuZCBjYWxjdWxhdGVzIHRoZSB0aHJvdWdocHV0Lgo+IApBcmUgdGhlc2UgZG9uZ2xl IHN1cHBvcnRzIGNsYXNzaWMgbW9kZSBvciBCbGU/CldoaWNoIHByb2ZpbGUgYXJlIHlvdSB1c2lu ZyB0byBlc3RhYmxpc2ggY29ubmVjdGlvbiBiZXR3ZWVuIHRoZXNlIHR3bz8gKApQQU4sIC4uZXRj KQo+ICBJIHJlcGVhdGVkIHRoZSBzYW1lIHRlc3Qgd2l0aCB0aGUgc2FtZSBCVCBkb25nbGVzIG9u IGFub3RoZXIKPiBkaWZmZXJlbnQgTGludXggc3lzdGVtcyhob3N0bmFtZTMsIGhvc3RuYW1lNCks IGhlcmUgSeKAmW0gZ2V0dGluZyBsZXNzCj4gZGF0YSByYXRlLgo+IApBZnRlciBpbnNlcnRpbmcg ZG9uZ2xlcyB0byBob3N0IGFyZSB5b3UgZ2V0dGluZyBzZXJpYWwgaW50ZXJmYWNlCi9kZXYvdHR5 KiBvciBoY2kgaW50ZXJmYWNlID8KSWYgaXRzIGhjaSBpbnRlcmZhY2UgLHlvdSBjYW4gdXNlIGhj aWR1bXAgdG8gc2VlIHBhY2tldHMgIGFuZCBjaGVjayBNVFUKc2l6ZQo+IEhlcmUgZmlyc3QgSSB3 YW50IHRvIG5hcnJvdyBkb3duIHdoZXRoZXIgdGhlIGlzc3VlIGlzIGJlbG93IGRldmljZQo+IGRy aXZlciBsZXZlbCBvciBhYm92ZSBkZXZpY2UgZHJpdmVyIGxldmVsIGFuZCB3aGVyZSB0aGUgYm90 dGxlbmVjayBpcz8KPiB3aGljaCB0b29scyB3aWxsIGhlbHAgbWUgdG8gZGVidWcgdGhpcyBraW5k IG9mIGlzc3VlPwo+IApJIHRoaW5rIGJlZm9yZSBqdW1waW5nIGludG8gZHJpdmVyIGxldmVsICxp dHMgYmV0dGVyIHRvIGVuc3VyZSBhbGwKYmx1ZXRvb3RoIHBhcmFtZXRlcnMgYXJlIHNhbWUgb24g Ym90aCB0aGUgc2V0dXBzLgoKVGhhbmtzLApIYXJpcHJhc2FkIGsKPiBUaGFua3MKPiAKPiBfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+IEtlcm5lbG5ld2Jp ZXMgbWFpbGluZyBsaXN0Cj4gS2VybmVsbmV3Ymllc0BrZXJuZWxuZXdiaWVzLm9yZwo+IGh0dHBz Oi8vbGlzdHMua2VybmVsbmV3Ymllcy5vcmcvbWFpbG1hbi9saXN0aW5mby9rZXJuZWxuZXdiaWVz CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpLZXJuZWxu ZXdiaWVzIG1haWxpbmcgbGlzdApLZXJuZWxuZXdiaWVzQGtlcm5lbG5ld2JpZXMub3JnCmh0dHBz Oi8vbGlzdHMua2VybmVsbmV3Ymllcy5vcmcvbWFpbG1hbi9saXN0aW5mby9rZXJuZWxuZXdiaWVz Cg==