From: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
To: Spike Du <spiked@nvidia.com>,
matan@nvidia.com, viacheslavo@nvidia.com, orika@nvidia.com,
thomas@monjalon.net
Cc: stephen@networkplumber.org, mb@smartsharesystems.com,
dev@dpdk.org, rasland@nvidia.com
Subject: Re: [PATCH v5 0/7] introduce per-queue available descriptor threshold and host shaper
Date: Wed, 8 Jun 2022 12:43:41 +0300 [thread overview]
Message-ID: <040541c4-fc22-b9ac-8442-c904baae15b9@oktetlabs.ru> (raw)
In-Reply-To: <20220607125942.241379-1-spiked@nvidia.com>
@Matan, @Viacheslav, could you review mlx5 patches of the series,
please.
On 6/7/22 15:59, Spike Du wrote:
> available descriptor threshold(ADT for short) is per RX queue attribute, when RX queue available descriptors for HW is below ADT, HW sends an event to application.
> Host shaper can configure shaper rate and avail_thresh-triggered for a host port.
> The shaper limits the rate of traffic from host port to embedded ARM rx port on Nvidia BlueField 2 NIC.
> If avail_thresh-triggered is enabled, a 100Mbps shaper is enabled automatically when one of the host port's Rx queues receives available descriptor threshold event.
>
> These two features can combine to control traffic from host port to wire port for BlueField 2 NIC.
> The traffic flows from host to embedded ARM, then to the physical port.
> The work flow is on the ARM system, configure available descriptor threshold to RX queue and enable avail_thresh-triggered flag in host shaper, after receiving available descriptor threshold event, delay a while until RX queue is empty , then disable the shaper. We recycle this work flow to reduce RX queue drops on ARM system.
>
> Add new libethdev API to set available descriptor threshold, add rte event RTE_ETH_EVENT_RX_AVAIL_THRESH to handle available descriptor threshold event. For host shaper, because it doesn't align to existing DPDK framework and is specific to Nvidia NIC, use PMD private API.
>
> For integration with testpmd, put the private cmdline function and available descriptor threshold event handler in mlx5 PMD directory by adding a new file mlx5_testpmd.c. Follow David Marchand's driver specific commands framework to add mlx5 specific commands.
>
>
> Spike Du (7):
> net/mlx5: add LWM support for Rxq
> common/mlx5: share interrupt management
> ethdev: introduce Rx queue based available descriptor threshold
> net/mlx5: add LWM event handling support
> net/mlx5: support Rx queue based available descriptor threshold
> net/mlx5: add private API to config host port shaper
> app/testpmd: add Host Shaper command
next prev parent reply other threads:[~2022-06-08 9:43 UTC|newest]
Thread overview: 131+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-01 3:22 [RFC 0/6] net/mlx5: introduce limit watermark " Spike Du
2022-04-01 3:22 ` [RFC 1/6] net/mlx5: add LWM support for Rxq Spike Du
2022-05-06 3:56 ` [RFC v1 0/7] net/mlx5: introduce limit watermark and host shaper Spike Du
2022-05-06 3:56 ` [RFC v1 1/7] net/mlx5: add LWM support for Rxq Spike Du
2022-05-06 3:56 ` [RFC v1 2/7] common/mlx5: share interrupt management Spike Du
2022-05-06 3:56 ` [RFC v1 3/7] ethdev: introduce Rx queue based limit watermark Spike Du
2022-05-19 9:37 ` Andrew Rybchenko
2022-05-06 3:56 ` [RFC v1 4/7] net/mlx5: add LWM event handling support Spike Du
2022-05-06 3:56 ` [RFC v1 5/7] net/mlx5: support Rx queue based limit watermark Spike Du
2022-05-06 3:56 ` [RFC v1 6/7] net/mlx5: add private API to config host port shaper Spike Du
2022-05-06 3:56 ` [RFC v1 7/7] app/testpmd: add LWM and Host Shaper command Spike Du
2022-05-22 5:58 ` [RFC v2 0/7] introduce per-queue limit watermark and host shaper Spike Du
2022-05-22 5:58 ` [RFC v2 1/7] net/mlx5: add LWM support for Rxq Spike Du
2022-05-22 5:58 ` [RFC v2 2/7] common/mlx5: share interrupt management Spike Du
2022-05-22 5:58 ` [RFC v2 3/7] ethdev: introduce Rx queue based limit watermark Spike Du
2022-05-22 15:23 ` Stephen Hemminger
2022-05-23 3:01 ` Spike Du
2022-05-23 21:45 ` Thomas Monjalon
2022-05-24 2:50 ` Spike Du
2022-05-24 8:18 ` Thomas Monjalon
2022-05-25 12:59 ` Andrew Rybchenko
2022-05-25 13:58 ` Thomas Monjalon
2022-05-25 14:23 ` Andrew Rybchenko
2022-05-23 22:54 ` Stephen Hemminger
2022-05-24 3:46 ` Spike Du
2022-05-22 15:24 ` Stephen Hemminger
2022-05-23 2:18 ` Spike Du
2022-05-23 6:07 ` Morten Brørup
2022-05-23 10:58 ` Thomas Monjalon
2022-05-23 14:10 ` Spike Du
2022-05-23 14:39 ` Thomas Monjalon
2022-05-24 6:35 ` Andrew Rybchenko
2022-05-24 9:40 ` Morten Brørup
2022-05-22 5:58 ` [RFC v2 4/7] net/mlx5: add LWM event handling support Spike Du
2022-05-22 5:58 ` [RFC v2 5/7] net/mlx5: support Rx queue based limit watermark Spike Du
2022-05-22 5:58 ` [RFC v2 6/7] net/mlx5: add private API to config host port shaper Spike Du
2022-05-22 5:59 ` [RFC v2 7/7] app/testpmd: add LWM and Host Shaper command Spike Du
2022-05-24 15:20 ` [PATCH v3 0/7] introduce per-queue limit watermark and host shaper Spike Du
2022-05-24 15:20 ` [PATCH v3 1/7] net/mlx5: add LWM support for Rxq Spike Du
2022-05-24 15:20 ` [PATCH v3 2/7] common/mlx5: share interrupt management Spike Du
2022-05-24 15:20 ` [PATCH v3 3/7] ethdev: introduce Rx queue based limit watermark Spike Du
2022-05-24 15:20 ` [PATCH v3 4/7] net/mlx5: add LWM event handling support Spike Du
2022-05-24 15:20 ` [PATCH v3 5/7] net/mlx5: support Rx queue based limit watermark Spike Du
2022-05-24 15:20 ` [PATCH v3 6/7] net/mlx5: add private API to config host port shaper Spike Du
2022-05-24 15:20 ` [PATCH v3 7/7] app/testpmd: add LWM and Host Shaper command Spike Du
2022-05-24 15:59 ` [PATCH v3 0/7] introduce per-queue limit watermark and host shaper Thomas Monjalon
2022-05-24 19:00 ` Morten Brørup
2022-05-24 19:22 ` Thomas Monjalon
2022-05-25 14:11 ` Andrew Rybchenko
2022-05-25 13:14 ` Spike Du
2022-05-25 13:40 ` Morten Brørup
2022-05-25 13:59 ` Spike Du
2022-05-25 14:16 ` Morten Brørup
2022-05-25 14:30 ` Andrew Rybchenko
2022-06-03 12:48 ` [PATCH v4 0/7] introduce per-queue fill threshold " Spike Du
2022-06-03 12:48 ` [PATCH v4 1/7] net/mlx5: add LWM support for Rxq Spike Du
2022-06-03 12:48 ` [PATCH v4 2/7] common/mlx5: share interrupt management Spike Du
2022-06-03 14:30 ` Ray Kinsella
2022-06-03 12:48 ` [PATCH v4 3/7] ethdev: introduce Rx queue based fill threshold Spike Du
2022-06-03 14:30 ` Ray Kinsella
2022-06-04 12:46 ` Andrew Rybchenko
2022-06-06 13:16 ` Spike Du
2022-06-06 17:15 ` Andrew Rybchenko
2022-06-06 21:30 ` Thomas Monjalon
2022-06-07 8:02 ` Andrew Rybchenko
2022-06-07 6:00 ` Spike Du
2022-06-06 15:49 ` Stephen Hemminger
2022-06-03 12:48 ` [PATCH v4 4/7] net/mlx5: add LWM event handling support Spike Du
2022-06-03 12:48 ` [PATCH v4 5/7] net/mlx5: support Rx queue based fill threshold Spike Du
2022-06-03 12:48 ` [PATCH v4 6/7] net/mlx5: add private API to config host port shaper Spike Du
2022-06-03 14:55 ` Ray Kinsella
2022-06-03 12:48 ` [PATCH v4 7/7] app/testpmd: add Host Shaper command Spike Du
2022-06-07 12:59 ` [PATCH v5 0/7] introduce per-queue available descriptor threshold and host shaper Spike Du
2022-06-07 12:59 ` [PATCH v5 1/7] net/mlx5: add LWM support for Rxq Spike Du
2022-06-08 20:10 ` Matan Azrad
2022-06-07 12:59 ` [PATCH v5 2/7] common/mlx5: share interrupt management Spike Du
2022-06-07 12:59 ` [PATCH v5 3/7] ethdev: introduce Rx queue based available descriptor threshold Spike Du
2022-06-07 12:59 ` [PATCH v5 4/7] net/mlx5: add LWM event handling support Spike Du
2022-06-07 12:59 ` [PATCH v5 5/7] net/mlx5: support Rx queue based available descriptor threshold Spike Du
2022-06-07 12:59 ` [PATCH v5 6/7] net/mlx5: add private API to config host port shaper Spike Du
2022-06-07 12:59 ` [PATCH v5 7/7] app/testpmd: add Host Shaper command Spike Du
2022-06-09 7:55 ` Andrew Rybchenko
2022-06-10 2:22 ` Spike Du
2022-06-13 2:50 ` [PATCH v6] " Spike Du
2022-06-13 2:50 ` Spike Du
2022-06-14 9:43 ` Singh, Aman Deep
2022-06-14 9:54 ` Spike Du
2022-06-14 12:01 ` [PATCH v7] " Spike Du
2022-06-14 12:01 ` Spike Du
2022-06-15 7:51 ` Matan Azrad
2022-06-15 11:08 ` Thomas Monjalon
2022-06-15 12:58 ` [PATCH v8 0/6] introduce per-queue available descriptor threshold and host shaper Spike Du
2022-06-15 12:58 ` [PATCH v8 1/6] net/mlx5: add LWM support for Rxq Spike Du
2022-06-15 14:43 ` [PATCH v9 0/6] introduce per-queue available descriptor threshold and host shaper Spike Du
2022-06-15 14:43 ` [PATCH v9 1/6] net/mlx5: add LWM support for Rxq Spike Du
2022-06-16 8:41 ` [PATCH v10 0/6] introduce per-queue available descriptor threshold and host shaper Spike Du
2022-06-16 8:41 ` [PATCH v10 1/6] net/mlx5: add LWM support for Rxq Spike Du
2022-06-16 8:41 ` [PATCH v10 2/6] common/mlx5: share interrupt management Spike Du
2022-06-23 16:05 ` Ray Kinsella
2022-06-16 8:41 ` [PATCH v10 3/6] net/mlx5: add LWM event handling support Spike Du
2022-06-16 8:41 ` [PATCH v10 4/6] net/mlx5: support Rx queue based available descriptor threshold Spike Du
2022-06-16 8:41 ` [PATCH v10 5/6] net/mlx5: add private API to config host port shaper Spike Du
2022-06-16 8:41 ` [PATCH v10 6/6] app/testpmd: add Host Shaper command Spike Du
2022-06-19 8:14 ` [PATCH v10 0/6] introduce per-queue available descriptor threshold and host shaper Raslan Darawsheh
2022-06-15 14:43 ` [PATCH v9 2/6] common/mlx5: share interrupt management Spike Du
2022-06-15 14:43 ` [PATCH v9 3/6] net/mlx5: add LWM event handling support Spike Du
2022-06-15 14:43 ` [PATCH v9 4/6] net/mlx5: support Rx queue based available descriptor threshold Spike Du
2022-06-15 14:43 ` [PATCH v9 5/6] net/mlx5: add private API to config host port shaper Spike Du
2022-06-15 14:43 ` [PATCH v9 6/6] app/testpmd: add Host Shaper command Spike Du
2022-06-15 12:58 ` [PATCH v8 2/6] common/mlx5: share interrupt management Spike Du
2022-06-15 12:58 ` [PATCH v8 3/6] net/mlx5: add LWM event handling support Spike Du
2022-06-15 12:58 ` [PATCH v8 4/6] net/mlx5: support Rx queue based available descriptor threshold Spike Du
2022-06-15 12:58 ` [PATCH v8 5/6] net/mlx5: add private API to config host port shaper Spike Du
2022-06-15 12:58 ` [PATCH v8 6/6] app/testpmd: add Host Shaper command Spike Du
2022-06-08 9:43 ` Andrew Rybchenko [this message]
2022-06-08 16:35 ` [PATCH v6] ethdev: introduce available Rx descriptors threshold Andrew Rybchenko
2022-06-08 17:22 ` Thomas Monjalon
2022-06-08 17:46 ` Thomas Monjalon
2022-06-09 0:17 ` fengchengwen
2022-06-09 7:05 ` Thomas Monjalon
2022-06-10 0:01 ` fengchengwen
2022-04-01 3:22 ` [RFC 2/6] common/mlx5: share interrupt management Spike Du
2022-04-01 3:22 ` [RFC 3/6] net/mlx5: add LWM event handling support Spike Du
2022-04-01 3:22 ` [RFC 4/6] net/mlx5: add private API to configure Rxq LWM Spike Du
2022-04-01 3:22 ` [RFC 5/6] net/mlx5: add private API to config host port shaper Spike Du
2022-04-01 3:22 ` [RFC 6/6] app/testpmd: add LWM and Host Shaper command Spike Du
2022-04-05 8:58 ` [RFC 0/6] net/mlx5: introduce limit watermark and host shaper Jerin Jacob
2022-04-26 2:42 ` Spike Du
2022-05-01 12:50 ` Jerin Jacob
2022-05-02 3:58 ` Spike Du
2022-04-29 5:48 ` Spike Du
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