netdev - Re: [PATCH net-next] tcp: snmp stats for Fast Open, SYN rtx, and data pkts

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Date:	Mon, 03 Mar 2014 15:27:08 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	ycheng@...gle.com, netdev@...r.kernel.org, edumazet@...gle.com,
	nanditad@...gle.com, brakmo@...gle.com
Subject: Re: [PATCH net-next] tcp: snmp stats for Fast Open, SYN rtx, and
 data pkts

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Fri, 28 Feb 2014 16:07:53 -0800

> On Fri, 2014-02-28 at 14:47 -0800, Yuchung Cheng wrote:
>> Add the following snmp stats:
>> 
>> TCPFastOpenActiveFail: Fast Open attempts (SYN/data) failed beacuse
>> the remote does not accept it or the attempts timed out.
>> 
>> TCPSynRetrans: number of SYN and SYN/ACK retransmits to break down
>> retransmissions into SYN, fast-retransmits, timeout retransmits, etc.
>> 
>> TCPOrigDataSent: number of outgoing packets with original data (excluding
>> retransmission but including data-in-SYN). This counter is different from
>> TcpOutSegs because TcpOutSegs also tracks pure ACKs. TCPOrigDataSent is
>> more useful to track the TCP retransmission rate.
>> 
>> Change TCPFastOpenActive to track only successful Fast Opens to be symmetric to
>> TCPFastOpenPassive.
>> 
>> Signed-off-by: Yuchung Cheng <ycheng@...gle.com>
>> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
>> Signed-off-by: Nandits Dukkipati <nanditad@...gle.com>
> 
> s/Nandits/Nandita/
> 
>> Signed-off-by: Larry Brakmo <brakmo@...gle.com>

s/Larry/Lawrence/

Yuchung can you correct your co-worker's names and resubmit?

Thanks!
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