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GET /api/patches/63041/?format=api
{ "id": 63041, "url": "https://patches.dpdk.org/api/patches/63041/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20191115125124.6941-1-david.hunt@intel.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20191115125124.6941-1-david.hunt@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20191115125124.6941-1-david.hunt@intel.com", "date": "2019-11-15T12:51:24", "name": "[v1] doc/power: add commands for core query from VM", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "62e0cd88c117ecad72c72a266c394a82e9f1e689", "submitter": { "id": 342, "url": "https://patches.dpdk.org/api/people/342/?format=api", "name": "Hunt, David", "email": "david.hunt@intel.com" }, "delegate": { "id": 24651, "url": "https://patches.dpdk.org/api/users/24651/?format=api", "username": "dmarchand", "first_name": "David", "last_name": "Marchand", "email": "david.marchand@redhat.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20191115125124.6941-1-david.hunt@intel.com/mbox/", "series": [ { "id": 7475, "url": "https://patches.dpdk.org/api/series/7475/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=7475", "date": "2019-11-15T12:51:24", "name": "[v1] doc/power: add commands for core query from VM", "version": 1, "mbox": "https://patches.dpdk.org/series/7475/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/63041/comments/", "check": "warning", "checks": "https://patches.dpdk.org/api/patches/63041/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id A3B16A04C2;\n\tFri, 15 Nov 2019 13:51:55 +0100 (CET)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 748E02C12;\n\tFri, 15 Nov 2019 13:51:55 +0100 (CET)", "from mga07.intel.com (mga07.intel.com [134.134.136.100])\n by dpdk.org (Postfix) with ESMTP id 333BE2C12\n for <dev@dpdk.org>; Fri, 15 Nov 2019 13:51:53 +0100 (CET)", "from fmsmga005.fm.intel.com ([10.253.24.32])\n by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n 15 Nov 2019 04:51:52 -0800", "from silpixa00399952.ir.intel.com (HELO\n silpixa00399952.ger.corp.intel.com) ([10.237.222.38])\n by fmsmga005.fm.intel.com with ESMTP; 15 Nov 2019 04:51:50 -0800" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.68,308,1569308400\"; d=\"scan'208\";a=\"405327005\"", "From": "David Hunt <david.hunt@intel.com>", "To": "dev@dpdk.org", "Cc": "john.mcnamara@intel.com,\n\tDavid Hunt <david.hunt@intel.com>", "Date": "Fri, 15 Nov 2019 12:51:24 +0000", "Message-Id": "<20191115125124.6941-1-david.hunt@intel.com>", "X-Mailer": "git-send-email 2.17.1", "Subject": "[dpdk-dev] [PATCH v1] doc/power: add commands for core query from VM", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "This patch adds some minor updates for the vm_power_manager and guest_cli\nexample applications.\n\nNow that the virtio-serial channels between vm_power manager and\nthe guest_cli has bi-directional capability, there are some new commands.\n\nFirstly, the command in vm_power_manager to enable queries for a given VM:\n\n * set_query {vm_name} enable|disable\n\nThen, commands to query the frequencies and capabilities of the cores\nin the VM:\n\n * query_cpu_freq {core_num}|all\n * query_cpu_caps {core_num}|all\n\nSigned-off-by: David Hunt <david.hunt@intel.com>\n---\n .../sample_app_ug/vm_power_management.rst | 23 +++++++++++++++++++\n 1 file changed, 23 insertions(+)", "diff": "diff --git a/doc/guides/sample_app_ug/vm_power_management.rst b/doc/guides/sample_app_ug/vm_power_management.rst\nindex 0ffff835e..f5e24b25d 100644\n--- a/doc/guides/sample_app_ug/vm_power_management.rst\n+++ b/doc/guides/sample_app_ug/vm_power_management.rst\n@@ -309,6 +309,12 @@ A number of commands can be issued via the CLI in relation to VMs:\n \n set_pcpu {vm_name} {vcpu} {pcpu}\n \n+ Enable query of physical core information from a VM:\n+\n+ .. code-block:: console\n+\n+ set_query {vm_name} enable|disable\n+\n Manual control and inspection can also be carried in relation CPU frequency scaling:\n \n Get the current frequency for each core specified in the mask:\n@@ -746,6 +752,23 @@ Where {core_num} is the lcore and channel to change frequency by scaling up/down\n \n set_cpu_freq {core_num} up|down|min|max\n \n+\n+To query the available frequences of an lcore, use the query_cpu_freq command.\n+Where {core_num} is the lcore to query.\n+Before using this command, please enable responses via the set_query command on the host.\n+\n+.. code-block:: console\n+\n+ query_cpu_freq {core_num}|all\n+\n+To query the capabilities of an lcore, use the query_cpu_caps command.\n+Where {core_num} is the lcore to query.\n+Before using this command, please enable responses via the set_query command on the host.\n+\n+.. code-block:: console\n+\n+ query_cpu_caps {core_num}|all\n+\n To start the application and configure the power policy, and send it to the host:\n \n .. code-block:: console\n", "prefixes": [ "v1" ] }