Re: [dts] [PATCH V1 3/3] test_plans/power_telemetry: upload test plan

["Yao, Lei A" <lei.a.yao@intel.com>]

> -----Original Message-----
> From: Mo, YufengX <yufengx.mo@intel.com>
> Sent: Thursday, January 16, 2020 9:57 AM
> To: dts@dpdk.org; Yao, Lei A <lei.a.yao@intel.com>
> Cc: Mo, YufengX <yufengx.mo@intel.com>
> Subject: [dts][PATCH V1 3/3] test_plans/power_telemetry: upload test plan
> 
> 
> upload test plan.
> 
> Signed-off-by: yufengmx <yufengx.mo@intel.com>
Acked-by: Lei Yao <lei.a.yao@intel.com>
> ---
>  test_plans/power_telemetry_test_plan.rst | 97
> ++++++++++++++++++++++++
>  1 file changed, 97 insertions(+)
>  create mode 100644 test_plans/power_telemetry_test_plan.rst
> 
> diff --git a/test_plans/power_telemetry_test_plan.rst
> b/test_plans/power_telemetry_test_plan.rst
> new file mode 100644
> index 0000000..fd27f8a
> --- /dev/null
> +++ b/test_plans/power_telemetry_test_plan.rst
> @@ -0,0 +1,97 @@
> +.. Copyright (c) <2010-2020>, Intel Corporation
> +   All rights reserved.
> +
> +   Redistribution and use in source and binary forms, with or without
> +   modification, are permitted provided that the following conditions
> +   are met:
> +
> +   - Redistributions of source code must retain the above copyright
> +     notice, this list of conditions and the following disclaimer.
> +
> +   - Redistributions in binary form must reproduce the above copyright
> +     notice, this list of conditions and the following disclaimer in
> +     the documentation and/or other materials provided with the
> +     distribution.
> +
> +   - Neither the name of Intel Corporation nor the names of its
> +     contributors may be used to endorse or promote products derived
> +     from this software without specific prior written permission.
> +
> +   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
> CONTRIBUTORS
> +   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
> NOT
> +   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
> FITNESS
> +   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
> +   COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
> INDIRECT,
> +   INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
> +   (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
> GOODS OR
> +   SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
> +   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
> CONTRACT,
> +   STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
> +   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
> ADVISED
> +   OF THE POSSIBILITY OF SUCH DAMAGE.
> +
> +=============================
> +Power Lib Telemetry Test Plan
> +=============================
> +
> +Three types of data will be reported by DPDK telemetry lib in l3fwd-power
> sample.
> ++   {"empty_poll"},
> ++   {"full_poll"},
> ++   {"busy_percent"}
> +
> +
> +Preparation Work for Settings
> +=============================
> +1. Turn on Speedstep option in BIOS
> +2. Turn on CPU C3 and C6
> +3. Turn on Turbo in BIOS
> +4. Disable intel_pstate in Linux kernel command::
> +
> +    intel_pstate=disable
> +
> +5. Let user space can control the CPU frequency::
> +
> +    cpupower frequency-set -g userspace
> +
> +Compile DPDK with telemetry enabled, enable telemetry lib in configuration
> file::
> +
> +    -CONFIG_RTE_LIBRTE_TELEMETRY=n
> +    +CONFIG_RTE_LIBRTE_TELEMETRY=y
> +
> +
> +Test Case 1 : Check all 3 type of power related info reported by
> +Telemetry System
> +=========================================================
> ==============
> +========== 1. Launch l3fwd-power sample with telemetry enabled, bind
> +one NIC to DPDK driver, launch l3fwd-power::
> +
> +    ./l3fwd-power -l 1-2 -n 4 --telemetry -- -p 0x1 -P
> + --config="(0,0,2)" --telemetry
> +
> +2. Get the telemetry info using dpdk-telemetry-client.py script, then
> choose mode 3 ``Send for global Metrics``::
> +
> +    python usertools/dpdk-telemetry-client.py  /var/run/some_client
> +
> +3. Check the returned info include "empty_poll", "full_poll",
> "busy_percent", as following::
> +
> +    {
> +      "port": 4294967295,
> +      "stats": [
> +        {
> +          "name": "empty_poll",
> +          "value": 1705624132
> +        },
> +        {
> +          "name": "full_poll",
> +          "value": 4275898
> +        },
> +        {
> +          "name": "busy_percent",
> +          "value": 0
> +        }]
> +    }
> +
> +Test Case 2 : Check busy_percent with different injected throughput
> +=========================================================
> ==========
> +1. Using step1~3 in test case 1.
> +
> +2. Inject packets with line rate with 64 bit frame size, check the
> busy_percent returned, it should be no-zero number.
> +
> +3. Stop the injected packet stream, check the busy_percent returned, it
> should be 0.
> --
> 2.21.0