netdev - Re: [PATCH v3 net-next 5/8] net/ncsi: Dump NCSI packet statistics

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Message-Id: <20170420.132103.454438573956782815.davem@davemloft.net>
Date:   Thu, 20 Apr 2017 13:21:03 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     gwshan@...ux.vnet.ibm.com
Cc:     netdev@...r.kernel.org, joe@...ches.com, kubakici@...pl
Subject: Re: [PATCH v3 net-next 5/8] net/ncsi: Dump NCSI packet statistics

From: Gavin Shan <gwshan@...ux.vnet.ibm.com>
Date: Tue, 18 Apr 2017 16:51:32 +1000

> This creates /sys/kernel/debug/ncsi/<eth0>/stats to dump the NCSI
> packets sent and received over all packages and channels. It's useful
> to diagnose NCSI problems, especially when NCSI packages and channels
> aren't probed properly. The statistics can be gained from debugfs file
> as below:
> 
>  # cat /sys/kernel/debug/ncsi/eth0/stats

There is no reason you cannot use ethtool statistics to provide this
information to the user.