netdev - Re: [PATCH 0/5] rtcache remove respin

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Message-Id: <20120703.035656.555916230377588198.davem@davemloft.net>
Date:	Tue, 03 Jul 2012 03:56:56 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	netdev@...r.kernel.org
Subject: Re: [PATCH 0/5] rtcache remove respin

From: David Miller <davem@...emloft.net>
Date: Sun, 01 Jul 2012 05:15:56 -0700 (PDT)

> From: David Miller <davem@...emloft.net>
> Date: Sun, 01 Jul 2012 05:02:43 -0700 (PDT)
> 
>> On a SPARC T3-1:
>> 
>> 1) Output route lookup: ~2800 cycles
>> 2) Input route lookups: ~3000 cycles (rpfilter=0)
>>                         ~4300 cycles (rpfilter=1)
> 
> Out of curiosity I got rid of the local table and made all routes
> go into the main table and those numbers above become:
> 
> 1) Output route lookup: ~2500 cycles
> 2) Input route lookups: ~2800 cycles (rpfilter=0)
>                         ~4100 cycles (rpfilter=1)
> 

And with the neighbour patches I posted tonight these numbers are:

1) Output route lookup: ~2150 cycles
2) Input route lookups: ~2600 cycles (rpfilter=0)
                        ~3700 cycles (rpfilter=1)
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