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From: "Pai G, Sunil" <sunil.pai.g@intel.com>
To: "Morrissey, Sean" <sean.morrissey@intel.com>, Chengwen Feng
<fengchengwen@huawei.com>, "Laatz, Kevin" <kevin.laatz@intel.com>,
"Richardson, Bruce" <bruce.richardson@intel.com>
CC: "dev@dpdk.org" <dev@dpdk.org>, "Morrissey, Sean" <sean.morrissey@intel.com>
Subject: RE: [PATCH v1] dmadev: add telemetry support
Thread-Topic: [PATCH v1] dmadev: add telemetry support
Thread-Index: AQHYPtYGqiTIxxTExUaz3nJHrRT0eqzP1iqw
Date: Fri, 25 Mar 2022 09:29:02 +0000
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References: <20220323164907.548318-1-sean.morrissey@intel.com>
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> -----Original Message-----
> From: Sean Morrissey <sean.morrissey@intel.com>
> Sent: Wednesday, March 23, 2022 10:19 PM
> To: Chengwen Feng <fengchengwen@huawei.com>; Laatz, Kevin
> <kevin.laatz@intel.com>; Richardson, Bruce <bruce.richardson@intel.com>
> Cc: dev@dpdk.org; Morrissey, Sean <sean.morrissey@intel.com>
> Subject: [PATCH v1] dmadev: add telemetry support
>=20
> Telemetry commands are now registered through the dmadev library for the
> gathering of DSA stats. The corresponding callback functions for listing
> dmadevs and providing info and stats for a specific dmadev are implemente=
d
> in the dmadev library.
>=20
> An example usage can be seen below:
>=20
> Connecting to /var/run/dpdk/rte/dpdk_telemetry.v2
> {"version": "DPDK 22.03.0-rc2", "pid": 2956551, "max_output_len": 16384}
> Connected to application: "dpdk-dma"
> --> /
> {"/": ["/", "/dmadev/info", "/dmadev/list", "/dmadev/stats", ...]}
> --> /dmadev/list
> {"/dmadev/list": [0, 1]}
> --> /dmadev/info,0
> {"/dmadev/info": {"name": "0000:00:01.0", "nb_vchans": 1, "numa_node": 0}=
}
> --> /dmadev/stats,0,0
> {"/dmadev/stats": {"submitted": 0, "completed": 0, "errors": 0}}
>=20
> Signed-off-by: Sean Morrissey <sean.morrissey@intel.com>
> ---
> doc/guides/prog_guide/dmadev.rst | 24 ++++++
> doc/guides/rel_notes/release_22_07.rst | 4 +
> lib/dmadev/meson.build | 2 +
> lib/dmadev/rte_dmadev.c | 105 +++++++++++++++++++++++++
> 4 files changed, 135 insertions(+)
>=20
Thanks for adding the telemetry support.
Tested-by: Sunil Pai G <sunil.pai.g@intel.com>=20
Regards,
Sunil