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From: "Kovacevic, Marko" <marko.kovacevic@intel.com>
To: "Ma, Liang J" <liang.j.ma@intel.com>,
	"Hunt, David" <david.hunt@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, "Yao, Lei A" <lei.a.yao@intel.com>,
	"ktraynor@redhat.com" <ktraynor@redhat.com>,
	"Geary, John" <john.geary@intel.com>,
	"Ma, Liang J" <liang.j.ma@intel.com>
Subject: Re: [dpdk-dev] [PATCH v8 3/4] doc/guides/proguide/power-man: update the	power API
Date: Tue, 25 Sep 2018 12:31:40 +0000	[thread overview]
Message-ID: <6DC05C7C5F25994B81B3F2F214251F6602030C3A@IRSMSX104.ger.corp.intel.com> (raw)
In-Reply-To: <1537191016-26330-3-git-send-email-liang.j.ma@intel.com>

> Update the document for empty poll API.
> 
> Signed-off-by: Liang Ma <liang.j.ma@intel.com>
> ---
>  doc/guides/prog_guide/power_man.rst | 90
> +++++++++++++++++++++++++++++++++++++
>  1 file changed, 90 insertions(+)
> 
> diff --git a/doc/guides/prog_guide/power_man.rst
> b/doc/guides/prog_guide/power_man.rst
> index eba1cc6..056cb12 100644
> --- a/doc/guides/prog_guide/power_man.rst
> +++ b/doc/guides/prog_guide/power_man.rst
> @@ -106,6 +106,96 @@ User Cases
> 
>  The power management mechanism is used to save power when
> performing L3 forwarding.
> 
> +
> +Empty Poll API
> +--------------
> +
> +Abstract
> +~~~~~~~~
> +
> +For packet processing workloads such as DPDK polling is continuous.
> +This means CPU cores always show 100% busy independent of how much
> work
> +those cores are doing. It is critical to accurately determine how busy
> +a core is hugely important for the following reasons:
> +
> +        * No indication of overload conditions
> +        * User do not know how much real load is on a system meaning
> +          resulted in wasted energy as no power management is utilized

User does not know how much real load is on a resulting in 
wasted energy as no power management is utilized


> +API Overview for Empty Poll Power Management
> +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> +* **State Init**: initialize the power management system.
> +
> +* **State Free**: free the resource hold by power management system.
> +
> +* **Update Empty Poll Counter**: update the empty poll counter.
> +
> +* **Update Valid Poll Counter**: update the valid poll counter.
> +
> +* **Set the Fequence Index**: update the power state/frequency
> mapping.

Spelling above: Fequence/ Frequency 

  reply	other threads:[~2018-09-25 12:31 UTC|newest]

Thread overview: 79+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-08  9:57 [dpdk-dev] [PATCH v1 1/2] lib/librte_power: traffic pattern aware power control Liang Ma
2018-06-08  9:57 ` [dpdk-dev] [PATCH v1 2/2] examples/l3fwd-power: simple app update to support new API Liang Ma
2018-06-19 10:31   ` Hunt, David
2018-06-08 15:26 ` [dpdk-dev] [PATCH v2 1/2] lib/librte_power: traffic pattern aware power control Liang Ma
2018-06-08 15:26   ` [dpdk-dev] [PATCH v2 2/2] examples/l3fwd-power: simple app update to support new API Liang Ma
2018-06-20 14:44     ` [dpdk-dev] [PATCH v3 1/2] lib/librte_power: traffic pattern aware power control Liang Ma
2018-06-20 14:44       ` [dpdk-dev] [PATCH v3 2/2] examples/l3fwd-power: simple app update to support new API Liang Ma
2018-06-26 11:40         ` [dpdk-dev] [PATCH v4 1/2] lib/librte_power: traffic pattern aware power control Radu Nicolau
2018-06-26 11:40           ` [dpdk-dev] [PATCH v4 2/2] examples/l3fwd-power: simple app update to support new API Radu Nicolau
2018-06-26 13:03             ` Hunt, David
2018-06-26 13:03           ` [dpdk-dev] [PATCH v4 1/2] lib/librte_power: traffic pattern aware power control Hunt, David
2018-06-27 17:33           ` Kevin Traynor
2018-07-05 14:45             ` Liang, Ma
2018-07-12 17:30               ` Thomas Monjalon
2018-09-11  9:19             ` Hunt, David
2018-09-13  9:46               ` Kevin Traynor
2018-09-13 13:30                 ` Liang, Ma
2018-07-10 16:04           ` [dpdk-dev] [PATCH v5 " Radu Nicolau
2018-07-10 16:04             ` [dpdk-dev] [PATCH v5 2/2] examples/l3fwd-power: simple app update to support new API Radu Nicolau
2018-08-31 15:04             ` [dpdk-dev] [PATCH v6 1/4] lib/librte_power: traffic pattern aware power control Liang Ma
2018-08-31 15:04               ` [dpdk-dev] [PATCH v6 2/4] examples/l3fwd-power: simple app update for new API Liang Ma
2018-08-31 15:04               ` [dpdk-dev] [PATCH v6 3/4] doc/guides/proguides/power-man: update the power API Liang Ma
2018-08-31 15:04               ` [dpdk-dev] [PATCH v6 4/4] doc/guides/sample_app_ug/l3_forward_power_man.rst: empty poll update Liang Ma
2018-09-04  1:11               ` [dpdk-dev] [PATCH v6 1/4] lib/librte_power: traffic pattern aware power control Yao, Lei A
2018-09-04  2:09               ` Yao, Lei A
2018-09-04 14:10               ` [dpdk-dev] [PATCH v7 " Liang Ma
2018-09-04 14:10                 ` [dpdk-dev] [PATCH v7 2/4] examples/l3fwd-power: simple app update for new API Liang Ma
2018-09-04 14:10                 ` [dpdk-dev] [PATCH v7 3/4] doc/guides/proguides/power-man: update the power API Liang Ma
2018-09-04 14:10                 ` [dpdk-dev] [PATCH v7 4/4] doc/guides/sample_app_ug/l3_forward_power_man.rst: empty poll update Liang Ma
2018-09-13 10:54                 ` [dpdk-dev] [PATCH v7 1/4] lib/librte_power: traffic pattern aware power control Kevin Traynor
2018-09-13 13:37                   ` Liang, Ma
2018-09-13 14:05                     ` Hunt, David
2018-09-17 13:30                 ` [dpdk-dev] [PATCH v8 " Liang Ma
2018-09-17 13:30                   ` [dpdk-dev] [PATCH v8 2/4] examples/l3fwd-power: simple app update for new API Liang Ma
2018-09-28 11:19                     ` Hunt, David
2018-10-02 10:18                       ` Liang, Ma
2018-09-17 13:30                   ` [dpdk-dev] [PATCH v8 3/4] doc/guides/proguide/power-man: update the power API Liang Ma
2018-09-25 12:31                     ` Kovacevic, Marko [this message]
2018-09-25 12:44                     ` Kovacevic, Marko
2018-09-28 12:30                     ` Hunt, David
2018-09-17 13:30                   ` [dpdk-dev] [PATCH v8 4/4] doc/guides/sample_app_ug/l3_forward_power_man.rst: empty poll update Liang Ma
2018-09-25 13:20                     ` Kovacevic, Marko
2018-09-28 12:43                       ` Hunt, David
2018-09-28 12:52                         ` Liang, Ma
2018-09-28 10:47                   ` [dpdk-dev] [PATCH v8 1/4] lib/librte_power: traffic pattern aware power control Hunt, David
2018-10-02 10:13                     ` Liang, Ma
2018-09-28 14:58                   ` [dpdk-dev] [PATCH v9 " Liang Ma
2018-09-28 14:58                     ` [dpdk-dev] [PATCH v9 2/4] examples/l3fwd-power: simple app update for new API Liang Ma
2018-09-28 14:58                     ` [dpdk-dev] [PATCH v9 3/4] doc/guides/pro_guide/power-man: update the power API Liang Ma
2018-10-02 13:48                     ` [dpdk-dev] [PATCH v10 1/4] lib/librte_power: traffic pattern aware power control Liang Ma
2018-10-02 13:48                       ` [dpdk-dev] [PATCH v10 2/4] examples/l3fwd-power: simple app update for new API Liang Ma
2018-10-02 14:23                         ` Hunt, David
2018-10-02 13:48                       ` [dpdk-dev] [PATCH v10 3/4] doc/guides/pro_guide/power-man: update the power API Liang Ma
2018-10-02 14:24                         ` Hunt, David
2018-10-02 13:48                       ` [dpdk-dev] [PATCH v10 4/4] doc/guides/sample_app_ug/l3_forward_power_man.rst: update Liang Ma
2018-10-02 14:25                         ` Hunt, David
2018-10-02 14:22                       ` [dpdk-dev] [PATCH v10 1/4] lib/librte_power: traffic pattern aware power control Hunt, David
2018-10-12  1:59                       ` Yao, Lei A
2018-10-12 10:02                         ` Liang, Ma
2018-10-12 13:22                           ` Yao, Lei A
2018-10-19 10:23                       ` [dpdk-dev] [PATCH v11 1/5] " Liang Ma
2018-10-19 10:23                         ` [dpdk-dev] [PATCH v11 2/5] examples/l3fwd-power: simple app update for new API Liang Ma
2018-10-19 10:23                         ` [dpdk-dev] [PATCH v11 3/5] doc/guides/pro_guide/power-man: update the power API Liang Ma
2018-10-19 10:23                         ` [dpdk-dev] [PATCH v11 5/5] doc: update release notes for empty poll library Liang Ma
2018-10-19 11:07                         ` [dpdk-dev] [PATCH v12 1/5] lib/librte_power: traffic pattern aware power control Liang Ma
2018-10-19 11:07                           ` [dpdk-dev] [PATCH v12 2/5] examples/l3fwd-power: simple app update for new API Liang Ma
2018-10-19 11:07                           ` [dpdk-dev] [PATCH v12 3/5] doc/guides/pro_guide/power-man: update the power API Liang Ma
2018-10-19 11:07                           ` [dpdk-dev] [PATCH v12 4/5] doc/guides/sample_app_ug/l3_forward_power_man.rst: update Liang Ma
2018-10-19 11:07                           ` [dpdk-dev] [PATCH v12 5/5] doc: update release notes for empty poll library Liang Ma
2018-10-22 12:41                             ` Kovacevic, Marko
2018-10-25 23:39                             ` Thomas Monjalon
2018-10-25 23:22                           ` [dpdk-dev] [PATCH v12 1/5] lib/librte_power: traffic pattern aware power control Thomas Monjalon
2018-10-25 23:32                             ` Thomas Monjalon
2018-10-25 23:54                           ` Thomas Monjalon
2018-10-25 23:55                           ` Thomas Monjalon
2018-10-26 13:34                             ` Liang, Ma
2018-10-01 10:06                   ` [dpdk-dev] [PATCH v9 4/4] doc/guides/sample_app_ug/l3_forward_power_man.rst: empty poll update Liang Ma
2018-06-14 10:59 ` [dpdk-dev] [PATCH v1 1/2] lib/librte_power: traffic pattern aware power control Hunt, David
2018-06-18 16:11   ` Liang, Ma

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