linux-kernel - Re: [RFC net-next v3 2/2] net/mlx5e: Add per queue netdev-genl stats

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Message-ID: <e1119c31-f249-4e0d-b965-59967f38711d@intel.com>
Date: Thu, 30 May 2024 14:16:18 -0700
From: Jacob Keller <jacob.e.keller@...el.com>
To: Joe Damato <jdamato@...tly.com>, <linux-kernel@...r.kernel.org>,
	<netdev@...r.kernel.org>
CC: <nalramli@...tly.com>, Saeed Mahameed <saeedm@...dia.com>, Tariq Toukan
	<tariqt@...dia.com>, Leon Romanovsky <leon@...nel.org>, "David S. Miller"
	<davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski
	<kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Richard Cochran
	<richardcochran@...il.com>, "open list:MELLANOX MLX5 core VPI driver"
	<linux-rdma@...r.kernel.org>
Subject: Re: [RFC net-next v3 2/2] net/mlx5e: Add per queue netdev-genl stats



On 5/28/2024 8:16 PM, Joe Damato wrote:
> Add functions to support the netdev-genl per queue stats API.
> 
> ./cli.py --spec netlink/specs/netdev.yaml \
>          --dump qstats-get --json '{"scope": "queue"}'
> 
> ...snip
> 
>  {'ifindex': 7,
>   'queue-id': 62,
>   'queue-type': 'rx',
>   'rx-alloc-fail': 0,
>   'rx-bytes': 105965251,
>   'rx-packets': 179790},
>  {'ifindex': 7,
>   'queue-id': 0,
>   'queue-type': 'tx',
>   'tx-bytes': 9402665,
>   'tx-packets': 17551},
> 
> ...snip
> 
> Also tested with the script tools/testing/selftests/drivers/net/stats.py
> in several scenarios to ensure stats tallying was correct:
> 
> - on boot (default queue counts)
> - adjusting queue count up or down (ethtool -L eth0 combined ...)
> - adding mqprio TCs
> 
> Signed-off-by: Joe Damato <jdamato@...tly.com>
> ---

Reviewed-by: Jacob Keller <jacob.e.keller@...el.com>