netdev - Re: [PATCH net-next 4/4] tcp: add TCPAckCompressed SNMP counter

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Message-ID: <CADVnQykq=K5n5E6SF37svWi7WKBVZy_Cfw1LDQjbmC4nMmCyHg@mail.gmail.com>
Date:   Thu, 17 May 2018 10:55:42 -0400
From:   Neal Cardwell <ncardwell@...gle.com>
To:     Eric Dumazet <edumazet@...gle.com>
Cc:     David Miller <davem@...emloft.net>,
        Netdev <netdev@...r.kernel.org>,
        Toke Høiland-Jørgensen <toke@...e.dk>,
        Yuchung Cheng <ycheng@...gle.com>,
        Soheil Hassas Yeganeh <soheil@...gle.com>,
        Eric Dumazet <eric.dumazet@...il.com>
Subject: Re: [PATCH net-next 4/4] tcp: add TCPAckCompressed SNMP counter

On Thu, May 17, 2018 at 8:12 AM Eric Dumazet <edumazet@...gle.com> wrote:

> This counter tracks number of ACK packets that the host has not sent,
> thanks to ACK compression.

> Sample output :

> $ nstat -n;sleep 1;nstat|egrep
"IpInReceives|IpOutRequests|TcpInSegs|TcpOutSegs|TcpExtTCPAckCompressed"
> IpInReceives                    123250             0.0
> IpOutRequests                   3684               0.0
> TcpInSegs                       123251             0.0
> TcpOutSegs                      3684               0.0
> TcpExtTCPAckCompressed          119252             0.0

> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> ---

Acked-by: Neal Cardwell <ncardwell@...gle.com>

Thanks!

neal