From mboxrd@z Thu Jan 1 00:00:00 1970 From: Neal Cardwell Subject: Re: [PATCH net-next 4/4] tcp: add TCPAckCompressed SNMP counter Date: Thu, 17 May 2018 10:55:42 -0400 Message-ID: References: <20180517121213.43559-1-edumazet@google.com> <20180517121213.43559-5-edumazet@google.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Cc: David Miller , Netdev , =?UTF-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= , Yuchung Cheng , Soheil Hassas Yeganeh , Eric Dumazet To: Eric Dumazet Return-path: Received: from mail-wm0-f68.google.com ([74.125.82.68]:40576 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751280AbeEQO4A (ORCPT ); Thu, 17 May 2018 10:56:00 -0400 Received: by mail-wm0-f68.google.com with SMTP id j5-v6so9645489wme.5 for ; Thu, 17 May 2018 07:56:00 -0700 (PDT) In-Reply-To: <20180517121213.43559-5-edumazet@google.com> Sender: netdev-owner@vger.kernel.org List-ID: On Thu, May 17, 2018 at 8:12 AM Eric Dumazet 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 > --- Acked-by: Neal Cardwell Thanks! neal