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From: David Miller <davem@davemloft.net>
To: rmk@arm.linux.org.uk
Cc: netdev@vger.kernel.org, xemul@openvz.org
Subject: Re: 2.6.25: Weird IPv4 stack behaviour, IPv6 is fine
Date: Sun, 27 Apr 2008 16:26:20 -0700 (PDT)	[thread overview]
Message-ID: <20080427.162620.221106869.davem@davemloft.net> (raw)
In-Reply-To: <20080427231411.GA5261@flint.arm.linux.org.uk>

From: Russell King <rmk@arm.linux.org.uk>
Date: Mon, 28 Apr 2008 00:14:11 +0100

> Lastly, in /proc/net/snmp on lists, I find:
> 
> Ip: Forwarding DefaultTTL InReceives InHdrErrors InAddrErrors ForwDatagrams InUnknownProtos InDiscards InDelivers OutRequests OutDiscards OutNoRoutes ReasmTimeout ReasmReqds ReasmOKs ReasmFails FragOKs FragFails FragCreates
> Ip: 2 64 12771 0 0 0 0 0 5159 6262 9 0 2 8172 1363 2 922 0 5520
> 
> Note - InReceives = 12771, but InDelivers = 5159 - so roughly 50% of
> IPv4 packets were received but not delivered, which appears to tie up
> with the ping statistics.
> 
> Not sure what to make of this at the moment.  Any ideas?

The ReasmTimeout and ReasmFails look interesting.  Maybe it was the
namespace bits?

Pavel, could you take a quick look?

Thanks.

  parent reply	other threads:[~2008-04-27 23:26 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-27 23:14 2.6.25: Weird IPv4 stack behaviour, IPv6 is fine Russell King
2008-04-27 23:17 ` Russell King
2008-04-27 23:26 ` David Miller [this message]
2008-04-28  7:02 ` Pavel Emelyanov
2008-04-28  9:31   ` Russell King
2008-04-28 10:18     ` Russell King
2008-04-28 10:30       ` David Miller
2008-04-28 12:00         ` Russell King

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