netdev - Re: Lost ping responses

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Message-ID: <CAHA+R7Pv9HaeNFnOAEr9BHqBRsWKnbeo7R4beOUQe9zyzmKfBA@mail.gmail.com>
Date:	Tue, 19 Aug 2014 20:19:52 -0700
From:	Cong Wang <cwang@...pensource.com>
To:	David Laight <David.Laight@...lab.com>
Cc:	Jamal Hadi Salim <jhs@...atatu.com>,
	Linux Netdev List <netdev@...r.kernel.org>
Subject: Re: Lost ping responses

On Tue, Aug 19, 2014 at 4:35 AM, David Laight <David.Laight@...lab.com> wrote:
> From: Jamal Hadi Salim
>
>> > Any ideas how to find out where the discards are happening?
>> > It might just be somewhere that would affect other traffic flows.
>>
>> netstat -s
>
> Thanks - 'Ip: outgoing packets dropped' increments for every lost response.
>
> Next step is to work out what that means...
>

Try dropwatch, it should give you better hints.
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