From: Jiri Pirko <jiri@resnulli.us>
To: Cong Wang <xiyou.wangcong@gmail.com>
Cc: netdev@vger.kernel.org, Eran Ben Elisha <eranbe@mellanox.com>,
Jiri Pirko <jiri@mellanox.com>
Subject: Re: [Patch net-next v2] net: add a generic tracepoint for TX queue timeout
Date: Thu, 2 May 2019 09:06:01 +0200 [thread overview]
Message-ID: <20190502070601.GD2251@nanopsycho> (raw)
In-Reply-To: <20190502025659.30351-1-xiyou.wangcong@gmail.com>
Thu, May 02, 2019 at 04:56:59AM CEST, xiyou.wangcong@gmail.com wrote:
>Although devlink health report does a nice job on reporting TX
>timeout and other NIC errors, unfortunately it requires drivers
>to support it but currently only mlx5 has implemented it.
>Before other drivers could catch up, it is useful to have a
>generic tracepoint to monitor this kind of TX timeout. We have
>been suffering TX timeout with different drivers, we plan to
>start to monitor it with rasdaemon which just needs a new tracepoint.
>
>Sample output:
>
> ksoftirqd/1-16 [001] ..s2 144.043173: net_dev_xmit_timeout: dev=ens3 driver=e1000 queue=0
>
>Cc: Eran Ben Elisha <eranbe@mellanox.com>
>Cc: Jiri Pirko <jiri@mellanox.com>
>Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Useful. Thanks!
Acked-by: Jiri Pirko <jiri@mellanox.com>
next prev parent reply other threads:[~2019-05-02 7:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-02 2:56 [Patch net-next v2] net: add a generic tracepoint for TX queue timeout Cong Wang
2019-05-02 7:06 ` Jiri Pirko [this message]
2019-05-02 8:44 ` Eran Ben Elisha
2019-05-04 4:43 ` David Miller
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