From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id E6AC6A0032; Fri, 1 Oct 2021 18:32:55 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id CD9DF41201; Fri, 1 Oct 2021 18:32:23 +0200 (CEST) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by mails.dpdk.org (Postfix) with ESMTP id 993F0411DE for ; Fri, 1 Oct 2021 18:32:22 +0200 (CEST) X-IronPort-AV: E=McAfee;i="6200,9189,10124"; a="311029728" X-IronPort-AV: E=Sophos;i="5.85,339,1624345200"; d="scan'208";a="311029728" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Oct 2021 09:22:54 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.85,339,1624345200"; d="scan'208";a="565094527" Received: from silpixa00399126.ir.intel.com ([10.237.223.151]) by fmsmga002.fm.intel.com with ESMTP; 01 Oct 2021 09:22:53 -0700 From: Bruce Richardson To: dev@dpdk.org Cc: Ciara Power , David Marchand , Anatoly Burakov , Kevin Traynor , Bruce Richardson Date: Fri, 1 Oct 2021 17:22:34 +0100 Message-Id: <20211001162235.389781-5-bruce.richardson@intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211001162235.389781-1-bruce.richardson@intel.com> References: <20210915141030.23514-1-bruce.richardson@intel.com> <20211001162235.389781-1-bruce.richardson@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-dev] [PATCH v5 4/5] usertools/dpdk-telemetry: connect to in-memory processes X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Allow connecting to an in-memory process via "-p " flag, which can be used to identify the in-memory process to which to connect. Signed-off-by: Bruce Richardson --- doc/guides/howto/telemetry.rst | 6 ++++++ usertools/dpdk-telemetry.py | 7 ++++++- 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/doc/guides/howto/telemetry.rst b/doc/guides/howto/telemetry.rst index 8a61302459..c3adca9504 100644 --- a/doc/guides/howto/telemetry.rst +++ b/doc/guides/howto/telemetry.rst @@ -63,6 +63,12 @@ and query information using the telemetry client python script. ./usertools/dpdk-telemetry.py + .. note:: + + When connecting to a process run with `--in-memory` EAL flag, + one must specify the PID of the process to connect to using the `-p` flag. + This is because there may be multiple such instances. + #. When connected, the script displays the following, waiting for user input:: Connecting to /var/run/dpdk/rte/dpdk_telemetry.v2 diff --git a/usertools/dpdk-telemetry.py b/usertools/dpdk-telemetry.py index 2974a64732..690014ba9a 100755 --- a/usertools/dpdk-telemetry.py +++ b/usertools/dpdk-telemetry.py @@ -112,6 +112,11 @@ def get_dpdk_runtime_dir(fp): parser = argparse.ArgumentParser() parser.add_argument('-f', '--file-prefix', default='rte', help='Provide file-prefix for DPDK runtime directory') +parser.add_argument('-p', '--pid', + help='Connect to DPDK process with the given pid') args = parser.parse_args() rd = get_dpdk_runtime_dir(args.file_prefix) -handle_socket(os.path.join(rd, 'dpdk_telemetry.{}'.format(TELEMETRY_VERSION))) +sock_path = os.path.join(rd, 'dpdk_telemetry.{}'.format(TELEMETRY_VERSION)) +if args.pid: + sock_path += ".{}".format(args.pid) +handle_socket(sock_path) -- 2.30.2