Date: Sat, 25 Apr 2009 03:00:11 +1000 (EST) From: Ian Smith <smithi@nimnet.asn.au> To: =?ISO-8859-1?Q?Daniel_Dias_Gon=E7alves?= <ddg@yan.com.br> Cc: freebsd-ipfw@freebsd.org, Steve Bertrand <steve@ibctech.ca> Subject: Re: IPFW MAX RULES COUNT PERFORMANCE Message-ID: <20090425024635.O89549@sola.nimnet.asn.au> In-Reply-To: <49F1D992.9000001@yan.com.br> References: <49F06985.1000303@yan.com.br> <49F08071.1070905@ibctech.ca> <49F1D992.9000001@yan.com.br>
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This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --0-1854651572-1240592411=:89549 Content-Type: TEXT/PLAIN; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT On Fri, 24 Apr 2009, Daniel Dias Gonçalves wrote: > The latency in the interface em6 increased an average of 10ms to 200 ~ 300ms > Hardware: > CPU: Intel(R) Xeon(TM) CPU 3.20GHz (3200.13-MHz 686-class CPU) > Logical CPUs per core: 2 > FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs > cpu0: <ACPI CPU> on acpi0 > p4tcc0: <CPU Frequency Thermal Control> on cpu0 > cpu1: <ACPI CPU> on acpi0 > p4tcc1: <CPU Frequency Thermal Control> on cpu1 > cpu2: <ACPI CPU> on acpi0 > p4tcc2: <CPU Frequency Thermal Control> on cpu2 > cpu3: <ACPI CPU> on acpi0 > p4tcc3: <CPU Frequency Thermal Control> on cpu3 > SMP: AP CPU #1 Launched! > SMP: AP CPU #3 Launched! > SMP: AP CPU #2 Launched! > > real memory = 9663676416 (9216 MB) > avail memory = 8396738560 (8007 MB) In that case, there really is something else wrong. By my measurements, rummaging through most of >1000 rules on a old 166MHz Pentium to get to the icmp allow rules (ridiculous, I know) added about 2ms to local net pings via that box, ie 1ms each pass for about 900 rules, mostly counts. cheers, Ian --0-1854651572-1240592411=:89549--
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