From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-vk0-f41.google.com (mail-vk0-f41.google.com [209.85.213.41]) by dpdk.org (Postfix) with ESMTP id 1691E4CE7 for ; Fri, 2 Sep 2016 20:27:11 +0200 (CEST) Received: by mail-vk0-f41.google.com with SMTP id v189so30496782vkv.1 for ; Fri, 02 Sep 2016 11:27:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:from:date:message-id:subject:to; bh=w1l6rkWlMF9fbUpbCXh7o6oq7WFEbB+oUqPYHDr8l/0=; b=oZfor65VoImJAQgpdhHHxKl49DBtjPr5Gz2UD4MRzJP2kyFGGabxlCfarqx97RZjsa g0y+BUegpT1qs5zwg38VVY8fL9yhhIAxzSdwFERcQtznbT+igbx7VahISPVMoCcmtUuA eN92ebxCY8XTQIzHc8E9N3UIUzJejR6gfxeaCA4LOhUb20mHSVwxnJZGodmzk0Hp20M9 K6WONWssaJpLc4XeLfDzx/ur9dD0oTSD59uiCgEgUTr0bvOh2uhBtYc672mB32MxV102 yeh+Dpq1TolFa09o6ynltlLCTIxEvCx24BEueiOAFn7acyT6CfZV9+MUIp3z125Rwnpg yMBg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=w1l6rkWlMF9fbUpbCXh7o6oq7WFEbB+oUqPYHDr8l/0=; b=YTWUHLD9jPvtEGIZkCimzTUNkGT/HpfgO/SRL/mtBo7ba/8bArotEurbjUObAHJTIc qS88xTH3MwTSwWAnnvEzkR28LzAbD76/JtmFqe7r8l8RHUiVRSnztridMgT+gXouViTF OK8jOrUY0FWlDoz67jcT9D15Dv2AKJelt270mNSvbxZep/Bxo06eYONIRLuuPkOfLjsI 1/cjJxSi3AQDzD1nRIXJiBK/dBFyMUDDewHX8Lq/vM+DyUJLk8FhsSsFE4V2lBrEWZrq B2wbMnx9Dm5sBmuJg/+LwL/XF+4Vapi6V2ahncgoYe6JPH2ULcGWDa5fWbJD7Yiq7zKt QjDQ== X-Gm-Message-State: AE9vXwOjm9r1/3s1iyawecu9I5cJ0IA31DRLGSd/GkJxE8LQNDXpC+2sOwlOi6rqoePyTCQtyAkajbojcaKMdw== X-Received: by 10.31.254.3 with SMTP id l3mr2038475vki.66.1472840830336; Fri, 02 Sep 2016 11:27:10 -0700 (PDT) MIME-Version: 1.0 Received: by 10.103.83.9 with HTTP; Fri, 2 Sep 2016 11:27:09 -0700 (PDT) From: Junguk Cho Date: Fri, 2 Sep 2016 12:27:09 -0600 Message-ID: To: users@dpdk.org Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-users] MEMPOOL contentions X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 02 Sep 2016 18:27:11 -0000 Hi, In my setup, I created one mempool which is shared with 5 rings. So, I want to know statistics of contentions between 5 rings like taking time to get one mbuf. In the manual, there are some options like CONFIG_RTE_LIBRTE_MEMPOOL_DEBUG. However, I don't know how to use it. Is there any reference? Intuitively, as the number of rings are increase, I think the contention happened frequently. So, to avoid this, is increasing CONFIG_RTE_MEMPOOL_CACHE_MAX_SIZE one solution? Thanks, Junguk