From: Gal Pressman <gal@nvidia.com>
To: Saeed Mahameed <saeed@kernel.org>
Cc: Jakub Kicinski <kuba@kernel.org>,
"David S. Miller" <davem@davemloft.net>,
Paolo Abeni <pabeni@redhat.com>,
Eric Dumazet <edumazet@google.com>,
Saeed Mahameed <saeedm@nvidia.com>,
netdev@vger.kernel.org, Tariq Toukan <tariqt@nvidia.com>
Subject: Re: [net-next 03/14] net/mlx5e: Expose rx_oversize_pkts_buffer counter
Date: Sun, 24 Jul 2022 11:28:09 +0300 [thread overview]
Message-ID: <3bcae34c-5236-17e3-b2f7-e377eff33739@nvidia.com> (raw)
In-Reply-To: <20220719202234.sym2tqtsko5iond2@sx1>
On 19/07/2022 23:22, Saeed Mahameed wrote:
> On 19 Jul 14:13, Gal Pressman wrote:
>> On 19/07/2022 06:25, Jakub Kicinski wrote:
>>> On Sun, 17 Jul 2022 14:33:41 -0700 Saeed Mahameed wrote:
>>>> From: Gal Pressman <gal@nvidia.com>
>>>>
>>>> Add the rx_oversize_pkts_buffer counter to ethtool statistics.
>>>> This counter exposes the number of dropped received packets due to
>>>> length which arrived to RQ and exceed software buffer size
>>>> allocated by
>>>> the device for incoming traffic. It might imply that the device MTU is
>>>> larger than the software buffers size.
>>> Is it counted towards any of the existing stats as well? It needs
>>> to end up in struct rtnl_link_stats64::rx_length_errors somehow.
>
> it is already counted in ethtool->rx_wqe_err, but rx wqe err is more
> general purpose and can include other errors too, the idea is to have a
> better resolution for the error reason.
rx_wqe_err counts error completions, this counter counts packets which
are getting dropped by the device and do not necessarily generate a
completion.
next prev parent reply other threads:[~2022-07-24 8:28 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-17 21:33 [pull request][net-next 00/14] mlx5 updates 2022-07-17 Saeed Mahameed
2022-07-17 21:33 ` [net-next 01/14] net/mlx5e: Report header-data split state through ethtool Saeed Mahameed
2022-07-17 21:33 ` [net-next 02/14] net/mlx5e: Fix mqprio_rl handling on devlink reload Saeed Mahameed
2022-07-17 21:33 ` [net-next 03/14] net/mlx5e: Expose rx_oversize_pkts_buffer counter Saeed Mahameed
2022-07-19 3:25 ` Jakub Kicinski
2022-07-19 11:13 ` Gal Pressman
2022-07-19 13:32 ` Paolo Abeni
2022-07-19 20:22 ` Saeed Mahameed
2022-07-24 8:28 ` Gal Pressman [this message]
2022-07-19 20:57 ` Jakub Kicinski
2022-07-24 8:27 ` Gal Pressman
2022-07-17 21:33 ` [net-next 04/14] net/mlx5e: HTB, reduce visibility of htb functions Saeed Mahameed
2022-07-17 21:33 ` [net-next 05/14] net/mlx5e: HTB, move ids to selq_params struct Saeed Mahameed
2022-07-17 21:33 ` [net-next 06/14] net/mlx5e: HTB, move section comment to the right place Saeed Mahameed
2022-07-17 21:33 ` [net-next 07/14] net/mlx5e: HTB, move stats and max_sqs to priv Saeed Mahameed
2022-07-17 21:33 ` [net-next 08/14] net/mlx5e: HTB, hide and dynamically allocate mlx5e_htb structure Saeed Mahameed
2022-07-17 21:33 ` [net-next 09/14] net/mlx5e: HTB, remove priv from htb function calls Saeed Mahameed
2022-07-17 21:33 ` [net-next 10/14] net/mlx5e: HTB, change functions name to follow convention Saeed Mahameed
2022-07-17 21:33 ` [net-next 11/14] net/mlx5e: HTB, move htb functions to a new file Saeed Mahameed
2022-07-17 21:33 ` [net-next 12/14] net/mlx5: Expose ts_cqe_metadata_size2wqe_counter Saeed Mahameed
2022-07-17 21:33 ` [net-next 13/14] net/mlx5e: Add resiliency for PTP TX port timestamp Saeed Mahameed
2022-07-17 21:33 ` [net-next 14/14] net/mlx5: CT: Remove warning of ignore_flow_level support for non PF Saeed Mahameed
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