netdev - Re: [PATCH iproute2] tc_util: support TCA_STATS

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Date:   Wed, 4 Dec 2019 10:58:37 -0800
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     Eric Dumazet <edumazet@...gle.com>
Cc:     David Ahern <dsahern@...il.com>, netdev <netdev@...r.kernel.org>,
        Eric Dumazet <eric.dumazet@...il.com>
Subject: Re: [PATCH iproute2] tc_util: support TCA_STATS_PKT64 attribute

On Tue,  3 Dec 2019 07:47:01 -0800
Eric Dumazet <edumazet@...gle.com> wrote:

> Kernel exports 64bit packet counters for qdisc/class stats in linux-5.5
> 
> Tested:
> 
> $ tc -s -d qd sh dev eth1 | grep pkt
>  Sent 4041158922097 bytes 46393862190 pkt (dropped 0, overlimits 0 requeues 2072)
>  Sent 501362903764 bytes 5762621697 pkt (dropped 0, overlimits 0 requeues 247)
>  Sent 533282357858 bytes 6128246542 pkt (dropped 0, overlimits 0 requeues 329)
>  Sent 515878280709 bytes 5875638916 pkt (dropped 0, overlimits 0 requeues 267)
>  Sent 516221011694 bytes 5933395197 pkt (dropped 0, overlimits 0 requeues 258)
>  Sent 513175109761 bytes 5898402114 pkt (dropped 0, overlimits 0 requeues 231)
>  Sent 480207942964 bytes 5519535407 pkt (dropped 0, overlimits 0 requeues 229)
>  Sent 483111196765 bytes 5552917950 pkt (dropped 0, overlimits 0 requeues 240)
>  Sent 497920120322 bytes 5723104387 pkt (dropped 0, overlimits 0 requeues 271)
> $ tc -s -d cl sh dev eth1 | grep pkt
>  Sent 513196316238 bytes 5898645862 pkt (dropped 0, overlimits 0 requeues 231)
>  Sent 533304444981 bytes 6128500406 pkt (dropped 0, overlimits 0 requeues 329)
>  Sent 480227709687 bytes 5519762597 pkt (dropped 0, overlimits 0 requeues 229)
>  Sent 501383660279 bytes 5762860276 pkt (dropped 0, overlimits 0 requeues 247)
>  Sent 483131168192 bytes 5553147506 pkt (dropped 0, overlimits 0 requeues 240)
>  Sent 515899485505 bytes 5875882649 pkt (dropped 0, overlimits 0 requeues 267)
>  Sent 497940747031 bytes 5723341475 pkt (dropped 0, overlimits 0 requeues 271)
>  Sent 516242376893 bytes 5933640774 pkt (dropped 0, overlimits 0 requeues 258)
> 
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> ---
>  tc/tc_util.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)

Applied.