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From: Jun Gan <geminijun@gmail.com>
To: Sunyi LIu <sunnysunny128@163.com>
Cc: users@dpdk.org
Subject: Re: [dpdk-users] Can anyone offer some ideas on using XL710 NIC for tx pkts
Date: Tue, 26 Nov 2019 10:26:18 -0800	[thread overview]
Message-ID: <CABzhwkNEO89HM94DfW4dra4+hNsG_1JDN_yz9wxh+KPN3jqSJg@mail.gmail.com> (raw)
In-Reply-To: <75207a27.db79.16ea6d39daf.Coremail.sunnysunny128@163.com>

Have you ever tried to wait a while after initialization before sending the
packet?

I had an issue that it needs as long as ~30 seconds before sending out
packet correctly.

Don't know why yet.


On Tue, Nov 26, 2019 at 12:28 AM Sunyi LIu <sunnysunny128@163.com> wrote:

> hi ,
>    I'm using XL710 with i40e driver , receiveing packets works well but
> sending packets fails. I pick rte_eth_tx_burst api  for sending some
> packets , rte_eth_tx_burst returns with successful sending count ,but there
> is actually no packets sending out from the NIC (captured nothig and no tx
> counters). The same thing can be successful using 82599 NIC but it will
> fail using I40E . Is there any thing special I need for sending packets by
> XL710?
>   My environment is as :
>   CentOS7.2
>   DPDK 18.11
>   XL710 for 40GbE QSFP+ rev 02 NIC
> Thanks .
> BR
> sunny



-- 
Jun Gan

  reply	other threads:[~2019-11-26 18:26 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-26  8:28 Sunyi LIu
2019-11-26 18:26 ` Jun Gan [this message]
2019-11-26 23:01   ` Stephen Hemminger
2019-11-27  2:08   ` Sunyi LIu
2019-11-27  2:11     ` 胡林帆

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