From: Eric Dumazet <eric.dumazet@gmail.com>
To: denys@visp.net.lb
Cc: Daniel Baluta <daniel.baluta@gmail.com>, netdev@vger.kernel.org
Subject: Re: 40k+ outbound connections and bind() problem
Date: Wed, 26 Jan 2011 14:26:49 +0100 [thread overview]
Message-ID: <1296048409.2899.63.camel@edumazet-laptop> (raw)
In-Reply-To: <398df9351d5c9aec1ba69511d9dc6a70@visp.net.lb>
Le mercredi 26 janvier 2011 à 15:23 +0200, denys@visp.net.lb a écrit :
> 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.
Ah OK, you definitely want to use REUSEADDR then.
prev parent reply other threads:[~2011-01-26 13:26 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
2011-01-26 13:26 ` Eric Dumazet [this message]
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