From: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
To: Gregory Etelson <getelson@nvidia.com>, dev@dpdk.org
Cc: matan@nvidia.com, rasland@nvidia.com, Ori Kam <orika@nvidia.com>,
Aman Singh <aman.deep.singh@intel.com>,
Yuying Zhang <yuying.zhang@intel.com>,
Ferruh Yigit <ferruh.yigit@amd.com>,
Thomas Monjalon <thomas@monjalon.net>
Subject: Re: [PATCH v8 2/2] ethdev: add quota flow action and item
Date: Thu, 2 Feb 2023 12:17:06 +0300 [thread overview]
Message-ID: <2d58bfec-d184-c69d-d524-0c58aa9c839e@oktetlabs.ru> (raw)
In-Reply-To: <20230201151646.3500-2-getelson@nvidia.com>
On 2/1/23 18:16, Gregory Etelson wrote:
> Quota action limits traffic according to pre-defined configuration.
> Quota reflects overall traffic usage regardless bandwidth.
> Quota flow action initialized with signed tokens number value.
> Quota flow action updates tokens number according to
> these rules:
> 1. if quota was configured to count packet length, for each packet
> of size S, tokens number reduced by S.
> 2. If quota was configured to count packets, each packet decrements
> tokens number.
> quota action sets packet metadata according to a number of remaining
> tokens number:
> PASS - remaining tokens number is non-negative.
> BLOCK - remaining tokens number is negative.
>
> Quota flow item matches on that data
>
> Application updates tokens number in quota flow action
> with SET or ADD calls:
> SET(QUOTA, val) - arm quota with new tokens number set to val
> ADD(QUOTA, val) - increase existing quota tokens number by val
>
> Both SET and ADD return to application number of tokens stored in port
> before update.
>
> If quota state was BLOCK (negative action tokens number)
> application can change it to PASS after providing enough tokens to
> raise action tokens number to 0 or above.
>
> Application must create a rule with quota action to mark flow and
> match on the mark with quota item in following flow rule.
>
> Signed-off-by: Gregory Etelson <getelson@nvidia.com>
> Acked-by: Ori Kam <orika@nvidia.com>
Acked-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
next prev parent reply other threads:[~2023-02-02 9:17 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-21 7:35 [PATCH 1/2] ethdev: add query_update sync and async function calls Gregory Etelson
2022-12-21 7:35 ` [PATCH 2/2] ethdev: add quota flow action and item Gregory Etelson
2023-01-08 13:47 ` Ori Kam
2023-01-04 9:56 ` [PATCH 1/2] ethdev: add query_update sync and async function calls Ori Kam
2023-01-11 9:28 ` Gregory Etelson
2023-01-11 9:22 ` [PATCH v2 " Gregory Etelson
2023-01-11 9:22 ` [PATCH v2 2/2] ethdev: add quota flow action and item Gregory Etelson
2023-01-11 12:20 ` [PATCH v3 1/2] ethdev: add query_update sync and async function calls Gregory Etelson
2023-01-11 12:20 ` [PATCH v3 2/2] ethdev: add quota flow action and item Gregory Etelson
2023-01-18 10:31 ` [PATCH v4 1/2] ethdev: add query_update sync and async function calls Gregory Etelson
2023-01-18 10:31 ` [PATCH v4 2/2] ethdev: add quota flow action and item Gregory Etelson
2023-01-18 14:03 ` Thomas Monjalon
2023-01-19 9:13 ` Gregory Etelson
2023-01-19 9:31 ` Thomas Monjalon
2023-01-19 9:39 ` Gregory Etelson
2023-01-18 13:56 ` [PATCH v4 1/2] ethdev: add query_update sync and async function calls Thomas Monjalon
2023-01-18 17:34 ` Gregory Etelson
2023-01-19 8:44 ` Thomas Monjalon
2023-01-19 13:25 ` [PATCH v5 " Gregory Etelson
2023-01-19 13:25 ` [PATCH v5 2/2] ethdev: add quota flow action and item Gregory Etelson
2023-01-19 16:47 ` [PATCH v6 1/2] ethdev: add query_update sync and async function calls Gregory Etelson
2023-01-19 16:47 ` [PATCH v6 2/2] ethdev: add quota flow action and item Gregory Etelson
2023-01-20 8:52 ` Andrew Rybchenko
2023-01-24 9:26 ` Gregory Etelson
2023-01-20 8:35 ` [PATCH v6 1/2] ethdev: add query_update sync and async function calls Andrew Rybchenko
2023-01-20 10:46 ` Gregory Etelson
2023-01-20 11:22 ` Andrew Rybchenko
2023-01-20 16:50 ` Gregory Etelson
2023-02-01 11:00 ` Andrew Rybchenko
2023-02-01 14:03 ` Gregory Etelson
2023-01-24 9:37 ` [PATCH v7 " Gregory Etelson
2023-01-24 9:37 ` [PATCH v7 2/2] ethdev: add quota flow action and item Gregory Etelson
2023-02-01 11:22 ` Andrew Rybchenko
2023-02-01 15:09 ` Gregory Etelson
2023-02-01 11:16 ` [PATCH v7 1/2] ethdev: add query_update sync and async function calls Andrew Rybchenko
2023-02-01 14:52 ` Gregory Etelson
2023-02-01 15:16 ` [PATCH v8 " Gregory Etelson
2023-02-01 15:16 ` [PATCH v8 2/2] ethdev: add quota flow action and item Gregory Etelson
2023-02-02 9:17 ` Andrew Rybchenko [this message]
2023-02-01 17:30 ` [PATCH v8 1/2] ethdev: add query_update sync and async function calls Ori Kam
2023-02-02 9:15 ` Andrew Rybchenko
2023-02-02 10:24 ` Gregory Etelson
2023-02-02 10:30 ` Andrew Rybchenko
2023-02-02 10:44 ` Gregory Etelson
2023-02-02 10:47 ` Andrew Rybchenko
2023-02-02 11:54 ` [PATCH v9 1/2] ethdev: add query and update " Gregory Etelson
2023-02-02 11:54 ` [PATCH v9 2/2] ethdev: add quota flow action and item Gregory Etelson
2023-02-02 12:13 ` [PATCH v9 1/2] ethdev: add query and update sync and async function calls Andrew Rybchenko
2023-02-09 19:16 ` Gregory Etelson
2023-02-02 13:47 ` [PATCH v10 " Gregory Etelson
2023-02-02 13:47 ` [PATCH v10 2/2] ethdev: add quota flow action and item Gregory Etelson
2023-02-19 17:04 ` Thomas Monjalon
2023-02-07 16:03 ` [PATCH v10 1/2] ethdev: add query and update sync and async function calls Gregory Etelson
2023-02-09 15:13 ` Ferruh Yigit
2023-02-09 16:10 ` Gregory Etelson
2023-02-12 11:13 ` Gregory Etelson
2023-02-13 12:30 ` Gregory Etelson
2023-02-16 15:43 ` Ferruh Yigit
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