From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 8B880A0613 for ; Mon, 5 Aug 2019 04:30:48 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 0866A1BE48; Mon, 5 Aug 2019 04:30:48 +0200 (CEST) Received: from mail-pg1-f181.google.com (mail-pg1-f181.google.com [209.85.215.181]) by dpdk.org (Postfix) with ESMTP id 4EC6929C6 for ; Mon, 5 Aug 2019 04:30:47 +0200 (CEST) Received: by mail-pg1-f181.google.com with SMTP id z14so1642279pga.5 for ; Sun, 04 Aug 2019 19:30:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=kcip5nEDTFSFR21DXZULP8VPazh70AMgd1cbsdYJ8T4=; b=sE6zNGdS2Or6B6WHyOTmLDDGnko6BT2jX8WAAO1ORDkqS/0BfIZVcCpdGsC+MdGSKb jOXProklHvFfWqWwXq2oq17aUJxHIs07ZIGKu4yt7LfZiIMNnKXXKlkpDPDgys54GWSm gm9FAW3aZuC+P//6Lr+atZGkI02rp9CVM5rHs/LnxxkQApIDpf6KAsz9jwfjYbcvOOp4 dWPIvovjkbsmpkuKp7RQ+AMHEYqIh26RkgGG6tlEyrg9mGdeLMjggEd+Om7TJmwvbR0a oc1mFKTUaslgjEnMBGC7dig24AnUnlwOZ1h0qES7PXb2aHvaK5gyOVJnzzrwPmU3bO3V iOzg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=kcip5nEDTFSFR21DXZULP8VPazh70AMgd1cbsdYJ8T4=; b=D+l3T+MgebUNicVERuZmfYuesprr9Wl5enPLsU6Lb5mGixMggMJVS82rp4bSeJZ8uM 17pUZjNjHlo3FYNxDyNPed6ee3Tr4497zbxPc2wBGbyuZA6J8aiLnlJH6lV19zHETpXY e2aZS2jgBTNPs99Pl+vhCh543qovDtgY+dA1latDFKu0afqYGvmkukVpYsDnq9He5J+w zPKpSpUZ6fhusUgyzdfE1pE69SYAMWV7OUsKRXo4YU8ShhtkCN6xXCk6b6R7eOho7r7e aRxzZSDYUURqGf7UE7AI8NF5XwTXKJypgEbfbl1sJCD5pCdJyb8WsRzEXFXP74+dybl8 ldYA== X-Gm-Message-State: APjAAAVPSAxwasnM+lML/niGpn1on4SFYiz/du246dtDYAt8kh/JAyl3 H1e8pOKKGQfQvtHSMOEwdEs= X-Google-Smtp-Source: APXvYqxut0+PlHIr+QYGnnTX/UGuJNLJmvkPdsMyYSRZfD0xZ/CPRx5RqFi6KHasIO6VwQJq7Nk2Wg== X-Received: by 2002:a62:b60e:: with SMTP id j14mr71603385pff.54.1564972246540; Sun, 04 Aug 2019 19:30:46 -0700 (PDT) Received: from [10.2.211.140] ([61.120.150.70]) by smtp.gmail.com with ESMTPSA id r6sm36215193pjb.22.2019.08.04.19.30.43 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 04 Aug 2019 19:30:46 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.11\)) From: benli ye In-Reply-To: Date: Mon, 5 Aug 2019 10:30:41 +0800 Cc: "users@dpdk.org" , Ori Kam , Dekel Peled , Slava Ovsiienko , Shahaf Shuler Content-Transfer-Encoding: quoted-printable Message-Id: <4C98A13F-7551-4B88-94D4-D2B391C0A968@gmail.com> References: <3A12285D-775A-4DEC-98C9-20711054F4D7@gmail.com> To: Yongseok Koh X-Mailer: Apple Mail (2.3445.104.11) Subject: Re: [dpdk-users] net/mlx5 statistics related X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org Sender: "users" Hi Yongseok, Thanks for replying. I will have a try. Thanks, Daniel Benli Ye > On Aug 3, 2019, at 5:53 AM, Yongseok Koh wrote: >=20 > Hi, >=20 > Can you try the following patch, which had been added after 18.11.0 > I'll try to push it for 18.11.3. >=20 > = http://git.dpdk.org/dpdk/commit/?id=3Dce9494d76c478345679abbda2a5606646de9= 886f >=20 >=20 > Thanks, > Yongseok >=20 >> On Jul 28, 2019, at 2:12 AM, benli ye = wrote: >>=20 >> Dear Mellanox experts, >>=20 >> I am running DPDK 18.11.0 performance test with mlx5 PMD driver on = device ConnectX=C2=AE-4 Lx EN. Our own DPDK app (a Load Balance app) is = used and UDP 64 bytes is generated by tester. >> We found that when we generated about 2.6Mpps UDP traffic for 1 core = and 2 port setting testbed, our app starts to drops packets. However, = the strange issue is we cannot see any imissed or error statistics from = DPDK layer. >> I saw the Mellanox test performance result in = https://fast.dpdk.org/doc/perf/DPDK_18_11_Mellanox_NIC_performance_report.= pdf and how do you find packet lose? Is there a bug in statistic = calculation in DPDK or there is another way to trace packet drop? >> Retrieve DPDK statistics is also used for Intel NIC and the behavior = is right. it should not be wrong for our usage in our own app. >>=20 >> Any suggestions would be welcomed. Thanks very much! >>=20 >>=20 >> Bests, >> Daniel Benli Ye >=20