netdev - Re: [PATCH net-next] pkt_sched: fq: increase max delay from 125 ms to one second

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Message-Id: <20141126.120826.376208765937261068.davem@davemloft.net>
Date:	Wed, 26 Nov 2014 12:08:26 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	yangyingliang@...wei.com, netdev@...r.kernel.org,
	ncardwell@...gle.com
Subject: Re: [PATCH net-next] pkt_sched: fq: increase max delay from 125 ms
 to one second

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Tue, 25 Nov 2014 08:57:29 -0800

> From: Eric Dumazet <edumazet@...gle.com>
> 
> FQ/pacing has a clamp of delay of 125 ms, to avoid some possible harm.
> 
> It turns out this delay is too small to allow pacing low rates :
> Some ISP setup very aggressive policers as low as 16kbit.
>     
> Now TCP stack has spurious rtx prevention, it seems safe to increase
> this fixed parameter, without adding a qdisc attribute.
> 
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Cc: Yang Yingliang <yangyingliang@...wei.com>

Applied, thanks Eric.
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