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From: David Miller <davem@davemloft.net>
To: eric.dumazet@gmail.com
Cc: therbert@google.com, netdev@vger.kernel.org
Subject: Re: [PATCH v2] tcp: Change possible SYN flooding messages
Date: Thu, 15 Sep 2011 15:06:56 -0400 (EDT)	[thread overview]
Message-ID: <20110915.150656.1806555644701740410.davem@davemloft.net> (raw)
In-Reply-To: <1314710504.2935.21.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC>

From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Tue, 30 Aug 2011 15:21:44 +0200

> "Possible SYN flooding on port xxxx " messages can fill logs on servers.
> 
> Change logic to log the message only once per listener, and add two new
> SNMP counters to track :
> 
> TCPReqQFullDoCookies : number of times a SYNCOOKIE was replied to client
> 
> TCPReqQFullDrop : number of times a SYN request was dropped because
> syncookies were not enabled.
> 
> Based on a prior patch from Tom Herbert, and suggestions from David.
> 
> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>

Applied, thanks Eric.

      reply	other threads:[~2011-09-15 19:07 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-11  5:38 [RFC PATCH] tcp: Replace possible syn attack msg by counters Tom Herbert
2011-08-11  6:13 ` David Miller
2011-08-11  6:33   ` Eric Dumazet
2011-08-12  6:08     ` [PATCH] tcp: Use LIMIT_NETDEBUG in syn_flood_warning() Eric Dumazet
2011-08-15  3:20       ` Tom Herbert
2011-08-15  6:39       ` David Miller
2011-08-30 13:21 ` [PATCH v2] tcp: Change possible SYN flooding messages Eric Dumazet
2011-09-15 19:06   ` David Miller [this message]

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