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From: Nivedita Singhvi <niveditasinghvi@gmail.com>
To: Vijay Subramanian <subramanian.vijay@gmail.com>
Cc: netdev@vger.kernel.org, David Miller <davem@davemloft.net>,
	Leandro Lucarella <leandro.lucarella@sociomantic.com>,
	Nivedita Singhvi <niv@us.ibm.com>
Subject: Re: [PATCH] tcp: Increment of LINUX_MIB_LISTENOVERFLOWS in tcp_v4_conn_request()
Date: Thu, 24 Jan 2013 23:41:54 -0800	[thread overview]
Message-ID: <51023742.2000908@gmail.com> (raw)
In-Reply-To: <CAGK4HS8ABKqa8J1Sd1Q52P4p3=KcSokQQX0e90FWV6aZsVdP3A@mail.gmail.com>

On 01/24/2013 11:29 PM, Vijay Subramanian wrote:
> On 24 January 2013 23:03, Nivedita Singhvi <niveditasinghvi@gmail.com> wrote:
>> We drop a connection request if the accept backlog, syn queue are full when processing reaches tcp_v4_conn_request(). Increment the appropriate counter so this isn't silent, for accurate stats and help in debugging.
>>
> 
> Commit message seems misleading. syn queue is not really full at this
> point. It just has more than enough entries.

Er, good point. I should have said "sufficiently full" or "warm 
enough to warrant starting drops" - hope I'm not confusing 
things further, am I? DaveM, would you like me to resend, if you're 
picking this up? 


thanks,
Nivedita

  reply	other threads:[~2013-01-25  7:42 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-25  7:03 [PATCH] tcp: Increment of LINUX_MIB_LISTENOVERFLOWS in tcp_v4_conn_request() Nivedita Singhvi
2013-01-25  7:29 ` Vijay Subramanian
2013-01-25  7:41   ` Nivedita Singhvi [this message]
2013-01-27  6:41 ` David Miller

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