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Thu, 22 Jun 2017 15:53:42 +0000 From: Purnendu Ghosh To: "dev@dpdk.org" Thread-Topic: Tx side packet drop observed in a virtual environment Thread-Index: AdLraRd5esXT9RJbQOGxXG/RjUK+8A== Date: Thu, 22 Jun 2017 15:53:42 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dpdk.org; dkim=none (message not signed) header.d=none; dpdk.org; dmarc=none action=none header.from=happiestminds.com; x-originating-ip: [115.110.137.234] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; HK2PR0601MB1506; 7: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 x-ms-office365-filtering-correlation-id: 131d5211-1b80-49ea-a239-08d4b986db46 x-microsoft-antispam: UriScan:; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-dev] Tx side packet drop observed in a virtual environment X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 22 Jun 2017 15:53:46 -0000 Hello all, I am observing Tx side packet drop when using a simple DPDK application in= a VM. The drop is not seen when a delay in Clock-Cycles in applied. Is this an expected behavior? Here is a test result: Traffic Generator: Ostinato: Ostinato: Tx: 7.4 mbps Rx: 7.3 mbps Drop(DPDK TX): 222 pkts Now if a delay of 90000 clock-cycles is applied the drop is not observed. Best Regards, Purnendu Ghosh ________________________________ Happiest Minds Disclaimer This message is for the sole use of the intended recipient(s) and may conta= in confidential, proprietary or legally privileged information. Any unautho= rized review, use, disclosure or distribution is prohibited. If you are not= the original intended recipient of the message, please contact the sender = by reply email and destroy all copies of the original message. Happiest Minds Technologies ________________________________