From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pablo Neira Ayuso Subject: Re: [PATCH nft 2/3] meta: add short-hand mnemonic for probalistic matching Date: Thu, 14 Jul 2016 12:41:08 +0200 Message-ID: <20160714104108.GA2250@salvia> References: <1467704135-9154-1-git-send-email-fw@strlen.de> <1467704135-9154-3-git-send-email-fw@strlen.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netfilter-devel@vger.kernel.org To: Florian Westphal Return-path: Received: from mail.us.es ([193.147.175.20]:45933 "EHLO mail.us.es" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750967AbcGNKlO (ORCPT ); Thu, 14 Jul 2016 06:41:14 -0400 Received: from antivirus1-rhel7.int (unknown [192.168.2.11]) by mail.us.es (Postfix) with ESMTP id 4B339172F7C for ; Thu, 14 Jul 2016 12:41:12 +0200 (CEST) Received: from antivirus1-rhel7.int (localhost [127.0.0.1]) by antivirus1-rhel7.int (Postfix) with ESMTP id 3BCFFFAB54 for ; Thu, 14 Jul 2016 12:41:12 +0200 (CEST) Received: from antivirus1-rhel7.int (localhost [127.0.0.1]) by antivirus1-rhel7.int (Postfix) with ESMTP id 52E7E9EBB9 for ; Thu, 14 Jul 2016 12:41:09 +0200 (CEST) Content-Disposition: inline In-Reply-To: <1467704135-9154-3-git-send-email-fw@strlen.de> Sender: netfilter-devel-owner@vger.kernel.org List-ID: On Tue, Jul 05, 2016 at 09:35:34AM +0200, Florian Westphal wrote: > Allow users to use a simpler way to specify probalistic matching, e. g.: > > meta probability 0.5 (match approx. every 2nd packet) > meta probability 0.001 (match approx. once every 1000 packets) > > nft list will still show > meta random <= 2147483647 > meta random <= 4294967 I don't like this asymmetry. What is the usecase for 'meta random' out of this probability case that maps to what xt_statistics offers?