From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Monjalon <thomas.monjalon@6wind.com>
Subject: Re: [PATCH 2/6] testpmd: configurable tx_first burst
	number
Date: Wed, 25 May 2016 11:35:14 +0200
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To: Zhihong Wang <zhihong.wang@intel.com>
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2016-05-05 18:46, Zhihong Wang:
> This patch enables configurable tx_first burst number.
> 
> Use "start tx_first (burst_num)" to specify how many bursts of packets to
> be sent before forwarding start, or "start tx_first" like before for the
> default 1 burst send.

The idea here is to fill the loopback latency gap with bursts.
Would it be possible to make it automatic by detecting the first
received packets to stop Tx generator?