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

From: Jacob Keller
Date: Thu May 30 2024 - 17:16:41 EST




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@xxxxxxxxxx>
> ---

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