netdev - Re: [PATCH iproute2] htb: support 64bit rates

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Message-ID: <20131122173658.5685d8aa@nehalam.linuxnetplumber.net>
Date:	Fri, 22 Nov 2013 17:36:58 -0800
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH iproute2] htb: support 64bit rates

On Tue, 12 Nov 2013 14:34:07 -0800
Eric Dumazet <eric.dumazet@...il.com> wrote:

> From: Eric Dumazet <edumazet@...gle.com>
> 
> Starting from linux-3.13, we can break the 32bit limitation of
> rates on HTB qdisc/classes.
> 
> Prior limit was 34.359.738.360 bits per second.
> 
> lpq83:~# tc -s qdisc show dev lo ; tc -s class show dev lo
> qdisc htb 1: root refcnt 2 r2q 2000 default 1 direct_packets_stat 0 direct_qlen 6000
>  Sent 6591936144493 bytes 149549182 pkt (dropped 0, overlimits 213757419 requeues 0) 
>  rate 39464Mbit 114938pps backlog 0b 15p requeues 0 
> class htb 1:1 root prio 0 rate 50000Mbit ceil 50000Mbit burst 200000b cburst 0b 
>  Sent 6591942184547 bytes 149549310 pkt (dropped 0, overlimits 0 requeues 0) 
>  rate 39464Mbit 114938pps backlog 0b 15p requeues 0 
>  lended: 149549310 borrowed: 0 giants: 0
>  tokens: 336 ctokens: -164
> 
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Applied to net-next-for-3.13 branch

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