From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by dpdk.org (Postfix) with ESMTP id AAA6A2C55 for ; Wed, 17 May 2017 16:16:05 +0200 (CEST) Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga105.fm.intel.com with ESMTP; 17 May 2017 07:16:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.38,354,1491289200"; d="scan'208";a="88389358" Received: from fyigit-mobl1.ger.corp.intel.com (HELO [10.237.220.81]) ([10.237.220.81]) by orsmga004.jf.intel.com with ESMTP; 17 May 2017 07:16:03 -0700 To: Wei Dai , bruce.richardson@intel.com, john.mcnamara@intel.com Cc: dev@dpdk.org References: <1495028996-55146-1-git-send-email-wei.dai@intel.com> From: Ferruh Yigit Message-ID: <38f197ad-dc34-81a0-7a8b-fc6e2778bb56@intel.com> Date: Wed, 17 May 2017 15:16:02 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.1.1 MIME-Version: 1.0 In-Reply-To: <1495028996-55146-1-git-send-email-wei.dai@intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] [PATCH] examples/helloworld: add output of core id and socket id X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 May 2017 14:16:06 -0000 On 5/17/2017 2:49 PM, Wei Dai wrote: > Adding output of core id and socket id of each lcore/pthread > can help to understand their relationship. > And this can also help to examine the usage of the EAL lcore > settings like -c, -l and --lcore . > > Signed-off-by: Wei Dai > --- > examples/helloworld/main.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/examples/helloworld/main.c b/examples/helloworld/main.c > index 8b7a2de..fdd8818 100644 > --- a/examples/helloworld/main.c > +++ b/examples/helloworld/main.c > @@ -50,7 +50,9 @@ lcore_hello(__attribute__((unused)) void *arg) > { > unsigned lcore_id; > lcore_id = rte_lcore_id(); > - printf("hello from core %u\n", lcore_id); > + printf("hello from core %2u at core_id = %2u on socket_id = %2u\n", It is hard to understand difference from "core" and "core_id", what do you think using "lcore" and "core" respectively in the message? > + lcore_id, lcore_config[lcore_id].core_id, > + lcore_config[lcore_id].socket_id); > return 0; > } > >