From mboxrd@z Thu Jan  1 00:00:00 1970
From: Pablo Neira Ayuso <pablo@netfilter.org>
Subject: Re: [PATCH 0/4] [RFC] nfnetlink_acct: Traffic-based and periodic
 notifications
Date: Thu, 5 Sep 2013 10:27:52 +0200
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Cc: valentina.giusti@bmw-carit.de, netfilter-devel@vger.kernel.org,
	Patrick McHardy <kaber@trash.net>,
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	"David S. Miller" <davem@davemloft.net>
To: Valentina Giusti <valentina.giusti@oss.bmw-carit.de>
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On Thu, Sep 05, 2013 at 09:58:52AM +0200, Valentina Giusti wrote:
[...]
> As I mentioned, there are
> 
> "applications (e.g. connman) which currently need to keep polling
> accounting objects via nfnl_acct_get() in order to get updated
> statistics. This is far from ideal in scenarios with large amounts
> of accounting objects and diverse, unpredictable network traffic."

You get around 100 accounting objects with one single recv syscall on
x86_64 when polling from userspace. If you're noticing performance
issues with this approach, please report them more precisely.

Regards.