linux-kernel - Re: [RFC PATCH 0/4] cgroup aware workqueues

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Date:	Mon, 21 Mar 2016 09:29:20 +0100
From:	Christian Borntraeger <borntraeger@...ibm.com>
To:	Bandan Das <bsd@...hat.com>, tj@...nel.org
Cc:	linux-kernel@...r.kernel.org, kvm@...r.kernel.org, mst@...hat.com,
	jiangshanlai@...il.com, RAPOPORT@...ibm.com
Subject: Re: [RFC PATCH 0/4] cgroup aware workqueues

On 03/18/2016 11:14 PM, Bandan Das wrote:
[..]
> Netperf:
> Two guests running netperf in parallel.
>     	   	       	          Without patches                  With patches
>    
> TCP_STREAM (10^6 bits/second)         975.45			     978.88	
> TCP_RR (Trans/second)		      20121			     18820.82
> UDP_STREAM (10^6 bits/second)	      1287.82		  	     1184.5
> UDP_RR (Trans/second)		      20766.72			     19667.08
> Time a 4G iso download		      2m 33 seconds		     3m 02 seconds

So TCP stream stays the same everything else shows a regression? Not good.
Have you an idea why this happens?