linux-kernel - Re: Tool for sampling /proc/net/softnet

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Message-Id: <20160308.144759.2020954787254128202.davem@davemloft.net>
Date:	Tue, 08 Mar 2016 14:47:59 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	jbrouer@...hat.com
Cc:	netdev@...r.kernel.org, tom@...bertland.com,
	linux-kernel@...r.kernel.org
Subject: Re: Tool for sampling /proc/net/softnet_stat statistics

From: Jesper Dangaard Brouer <jbrouer@...hat.com>
Date: Mon, 7 Mar 2016 16:36:07 +0100

> I lack of better, I coded up my own tool softnet_stat.pl here:
>  https://github.com/netoptimizer/network-testing/blob/master/bin/softnet_stat.pl
> 
> The output format/columns in /proc/net/softnet_stat is undocumented,
> plus values are printed in hex.  E.g. to decode the columns you need to
> read kernel function kernel softnet_seq_show() in
> kernel/net/core/net-procfs.c.
> 
> To make things easier I wrote this small perl script for get
> so human readable statistics from /proc/net/softnet_stat.

Good stuff!