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Date:      Fri, 6 Feb 2009 15:24:52 +0000
From:      Alex Dehaini <alexdehaini@gmail.com>
To:        =?ISO-8859-1?Q?Istv=E1n_Szuk=E1cs?= <leccine@gmail.com>
Cc:        freebsd-performance@freebsd.org
Subject:   Re: Limiting open port RST response from 247 to 200 packets per  second
Message-ID:  <4b008f7d0902060724o6817f822ufb3ce8a8f9060fa8@mail.gmail.com>
In-Reply-To: <b8592ed80902060719y3be85e43q9ef200477735d1e2@mail.gmail.com>
References:  <4b008f7d0902060644o62a3942lf63ff6689c3b4d94@mail.gmail.com> <b8592ed80902060719y3be85e43q9ef200477735d1e2@mail.gmail.com>

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I increased net.inet.icmp.icmplim to 2000 but this does not make any change=
.
Here is my output

myserver# sysctl -a | grep net.inet.icmp.icmplim
net.inet.icmp.icmplim: 2000
net.inet.icmp.icmplim_output: 1

After increasing inet.icmp.icmplim to 2000 and startign Squid, I don't get
the errors below

Feb  5 20:39:44 myserver /kernel: Limiting open port RST response from 247
to 200 packets per second
Feb  5 20:39:44 myserver /kernel: Limiting open port RST response from 247
to 200 packets per second
Feb  5 20:39:45 myserver /kernel: Limiting open port RST response from 239
to 200 packets per second

But traffic still drops.

Alex


On Fri, Feb 6, 2009 at 3:19 PM, Istv=E1n Szuk=E1cs <leccine@gmail.com> wrot=
e:

> Hi!
>
>
> lix@test:~$sysctl -a | grep net.inet.icmp.icmplim
> net.inet.icmp.icmplim: 200
> net.inet.icmp.icmplim_output: 1
>
>
> Regards,
> Istvan
>
> On Fri, Feb 6, 2009 at 2:44 PM, Alex Dehaini <alexdehaini@gmail.com>wrote=
:
>
>> Hi Guys,
>>
>> I have some issues with Squid on Freebsd. I am running FreeBSD release 4=
.9
>> and Squid version 2.5.
>>
>> I have setup FreeBSD as a bridge so that all traffic from my network can
>> transparently pass through the FreeBSD server. I am running Squid on the
>> same server and I created an ipfw rule to redirect port 80 to port 3128.
>>
>> Normally, when Squid is not started - we see traffic close to 30MB flowi=
ng
>> through the server. Immediately I start squid, the traffic drops to half
>> and
>> sometimes lower and stays there. When this happens, I have a lot of
>> clients
>> that will call and complain they can't access the Internet. At the same
>> time, I get these log messages
>>
>> *Feb  5 20:39:44 myserver /kernel: Limiting open port RST response from
>> 247
>> to 200 packets per second
>> Feb  5 20:39:44 myserver /kernel: Limiting open port RST response from 2=
47
>> to 200 packets per second
>> Feb  5 20:39:45 myserver /kernel: Limiting open port RST response from 2=
39
>> to 200 packets per second
>> Feb  5 20:39:45 myserver /kernel: Limiting open port RST response from 2=
39
>> to 200 packets per second
>> Feb  5 20:39:46 myserver /kernel: Limiting open port RST response from 2=
73
>> to 200 packets per second
>> Feb  5 20:39:46 myserver /kernel: Limiting open port RST response from 2=
73
>> to 200 packets per second
>> Feb  5 20:39:47 myserver /kernel: Limiting open port RST response from 2=
28
>> to 200 packets per second
>> Feb  5 20:39:47 myserver /kernel: Limiting open port RST response from 2=
28
>> to 200 packets per second
>> Feb  5 20:39:48 myserver /kernel: Limiting open port RST response from 2=
25
>> to 200 packets per second
>> Feb  5 20:39:48 myserver /kernel: Limiting open port RST response from 2=
25
>> to 200 packets per second
>> Feb  5 20:39:49 myserver /kernel: Limiting open port RST response from 2=
44
>> to 200 packets per second
>> Feb  5 20:39:49 myserver /kernel: Limiting open port RST response from 2=
44
>> to 200 packets per second
>> Feb  5 20:39:50 myserver /kernel: Limiting open port RST response from 2=
59
>> to 200 packets per second
>> Feb  5 20:39:50 myserver /kernel: Limiting open port RST response from 2=
59
>> to 200 packets per second
>> Feb  5 20:39:51 myserver /kernel: Limiting open port RST response from 2=
34
>> to 200 packets per second
>> Feb  5 20:39:51 myserver /kernel: Limiting open port RST response from 2=
34
>> to 200 packets per second
>> Feb  5 20:39:52 myserver /kernel: Limiting open port RST response from 2=
43
>> to 200 packets per second
>> Feb  5 20:39:52 myserver /kernel: Limiting open port RST response from 2=
43
>> to 200 packets per second
>> Feb  5 20:39:53 myserver /kernel: Limiting open port RST response from 2=
18
>> to 200 packets per second
>> Feb  5 20:39:53 myserver /kernel: Limiting open port RST response from 2=
18
>> to 200 packets per second
>> Feb  5 20:39:55 myserver /kernel: Limiting open port RST response from 2=
33
>> to 200 packets per second
>> Feb  5 20:39:55 myserver /kernel: Limiting open port RST response from 2=
33
>> to 200 packets per second
>> Feb  5 20:39:56 myserver /kernel: Limiting open port RST response from 2=
41
>> to 200 packets per second
>> Feb  5 20:39:56 myserver /kernel: Limiting open port RST response from 2=
41
>> to 200 packets per second
>> Feb  5 20:39:57 myserver /kernel: Limiting open port RST response from 2=
20
>> to 200 packets per second
>> Feb  5 20:39:57 myserver /kernel: Limiting open port RST response from 2=
20
>> to 200 packets per second
>> Feb  5 20:39:58 myserver /kernel: Limiting open port RST response from 2=
06
>> to 200 packets per second
>> Feb  5 20:39:58 myserver /kernel: Limiting open port RST response from 2=
06
>> to 200 packets per second
>> Feb  5 20:40:01 myserver /kernel: Limiting open port RST response from 2=
23
>> to 200 packets per second
>> Feb  5 20:40:01 myserver /kernel: Limiting open port RST response from 2=
23
>> to 200 packets per second*
>>
>> When I stop Squid, everything returns to normal. Any idea what is causin=
g
>> this. I will appreciate any help.
>>
>> Thanks
>>
>> --
>> Alex Dehaini
>> Developer
>> Site - www.alexdehaini.com
>> Email - alexdehaini@gmail.com
>> _______________________________________________
>> freebsd-performance@freebsd.org mailing list
>> http://lists.freebsd.org/mailman/listinfo/freebsd-performance
>> To unsubscribe, send any mail to "
>> freebsd-performance-unsubscribe@freebsd.org"
>>
>
>
>
> --
> the sun shines for all
>



--=20
Alex Dehaini
Developer
Site - www.alexdehaini.com
Email - alexdehaini@gmail.com



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