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From: denys@visp.net.lb
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Daniel Baluta <daniel.baluta@gmail.com>, <netdev@vger.kernel.org>
Subject: Re: 40k+ outbound connections and bind() problem
Date: Wed, 26 Jan 2011 15:23:38 +0200	[thread overview]
Message-ID: <398df9351d5c9aec1ba69511d9dc6a70@visp.net.lb> (raw)
In-Reply-To: <1296047834.2899.62.camel@edumazet-laptop>

 On Wed, 26 Jan 2011 14:17:14 +0100, Eric Dumazet wrote:
> Le mercredi 26 janvier 2011 à 15:00 +0200, Daniel Baluta a écrit :
>> Hi,
>>
>> > Latest stable, 2.6.37
>>
>> Please apply this patch [1] and see if it's still happening.
>>
>> thanks,
>> Daniel
>>
>> [1] http://www.spinics.net/lists/netdev/msg152204.html
>> -
>
> I dont think it'll help ;)
>
> Denys problem is if one source IP address is used, there is an 
> absolute
> 64K limit to (IP, port) tuple
>
> Only thing you can do is to tune 
> /proc/sys/net/ipv4/ip_local_port_range
> to get close to 64K limit
 No, it is not one ip source.
 As i mention before, i am binding each instance to different IP before 
 connect().
 And when i am having issues and such errors, i am trying httping and 
 binding it to some unused ip, but still getting this error.

  reply	other threads:[~2011-01-26 13:23 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-26 12:14 40k+ outbound connections and bind() problem denys
2011-01-26 12:23 ` Daniel Baluta
2011-01-26 12:35   ` denys
2011-01-26 13:00     ` Daniel Baluta
2011-01-26 13:17       ` Eric Dumazet
2011-01-26 13:23         ` denys [this message]
2011-01-26 13:26           ` Eric Dumazet

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