From: Evgeniy Polyakov <zbr@ioremap•net>
To: David Miller <davem@davemloft•net>
Cc: ilpo.jarvinen@helsinki•fi, jarkao2@gmail•com,
holger.hoffstaette@googlemail•com, netdev@vger•kernel.org,
eric.dumazet@gmail•com
Subject: Re: Network hangs with 2.6.30.5
Date: Fri, 20 Nov 2009 15:04:52 +0300 [thread overview]
Message-ID: <20091120120452.GA11462@ioremap.net> (raw)
In-Reply-To: <20091119.154038.194307613.davem@davemloft.net>
Hi.
On Thu, Nov 19, 2009 at 03:40:38PM -0800, David Miller (davem@davemloft•net) wrote:
> >> I also looked through all the TCP commits in 2.6.29 to 2.6.30
> >> and I could not find anything else that might cause stalls with
> >> time-wait recycled connections.
> >
> > What about the more than 64k connections change a9d8f9110d7e953c2f2 (or
> > its fixes), it might be another possibility? ...It certainly does
> > something related to reuse and happens to be in the correct time frame...
> > (I've added Evgeniy).
>
> So I've been studying this one quite a bit.
>
> This change could only cause problems in timewait recycling if it:
>
> 1) Would accept using a bind bucket that previously it would not
>
> 2) Caused socket corruption due to bad locking
>
> And I can find neither problem with the Evgeniy's bind changes.
>
> So we've back to square one I think.
Wasn't solution found for this problem, I recall related discussion
recently, or should I dig deeper into this one?
--
Evgeniy Polyakov
next prev parent reply other threads:[~2009-11-20 12:04 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-01 9:50 Network hangs with 2.6.30.5 Clifford Heath
2009-09-01 10:47 ` Eric Dumazet
2009-09-01 11:20 ` Ben Hutchings
2009-09-01 14:17 ` Holger Hoffstaette
2009-09-01 15:32 ` Holger Hoffstaette
2009-09-03 7:46 ` Jarek Poplawski
2009-09-03 19:20 ` Holger Hoffstaette
2009-09-03 19:27 ` Eric Dumazet
2009-09-03 19:55 ` Holger Hoffstaette
2009-09-07 7:21 ` Jarek Poplawski
2009-09-10 22:41 ` Clifford Heath
2009-10-01 22:49 ` David Miller
2009-10-02 8:11 ` Ilpo Järvinen
2009-10-02 12:29 ` Ilpo Järvinen
2009-10-02 12:38 ` Eric Dumazet
2009-11-19 23:40 ` David Miller
2009-11-20 12:04 ` Evgeniy Polyakov [this message]
2009-11-20 12:09 ` Ilpo Järvinen
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