From: Peteris Krumins <newsgroups@lf.lv>
To: P@draigBrady.com
Cc: netfilter-devel@lists.netfilter.org
Subject: Re[2]: performance
Date: Mon, 9 Jun 2003 21:27:30 +0300 [thread overview]
Message-ID: <723210746.20030609212730@lf.lv> (raw)
In-Reply-To: <3EE4B2E3.2070700@draigBrady.com>
Monday, June 9, 2003, 7:16:35 PM, you wrote:
Pdc> P@draigBrady.com wrote:
>> Hi,
>>
>> I'm testing netfilter performance here on
>> PIII 1.2GHz based systems. With default
>> kernel configuration, netfilter is able
>> to process 85,000 pps with 125 rules (all
>> rules matching).
>>
>> Note the application is just counting.
>> There is no transmitting/forwarding.
>>
>> Also note the nics are e100.
>>
>> So my simple question are there any
>> tips in increasing the performance?
>> Hmm actually the performance seems
>> optimal? is it only taking 9 instructions
>> per match? 1.2*10^9/(85000*1500) = 9
Pdc> I knew that couldn't be right.
Pdc> That was tested on a dual 1.2GHz,
Pdc> so that should be approx:
Pdc> 2*10^9/(85000*125) = 188 instructions per match.
I am afraid that is not instructions per match
but ticks per match? An instruction can take more than
one tick (clock cycle).
P.Krumins
next prev parent reply other threads:[~2003-06-09 18:27 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-06-09 16:12 performance P
2003-06-09 16:16 ` performance P
2003-06-09 18:27 ` Peteris Krumins [this message]
2003-06-10 8:49 ` performance P
2003-06-11 12:16 ` performance Harald Welte
2003-06-12 12:04 ` performance P
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