Subject: Re: [PATCH] pkt_sched: Destroy gen estimators under rtnl_lock().

From: Bastian Bloessl <[email-masked]>
Date: Wed, 27 Aug 2008 14:17:16 +0200

Stephen Hemminger wrote:

> 
> Last time I tried TBF(100kbit) { netem(+100ms) } it gave different answers
> than netem(+100ms) { TBF(100kbit) }.  

This might be because in the 2nd case you waste tokens when netem 
requeues to TBF.
But TBFs requeue() can't restore tokens because as David said netem uses 
it to enqueue reordered packets.