linux-kernel - Re: [PATCH updated] net: add ability to clear per-interface network statistics via procfs

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Message-ID: <482DE9EC.3060803@hp.com>
Date:	Fri, 16 May 2008 13:09:16 -0700
From:	Rick Jones <rick.jones2@...com>
To:	David Miller <davem@...emloft.net>
CC:	jimi@...x.net, netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH updated] net: add ability to clear per-interface	network
 statistics via procfs

David Miller wrote:
> From: James Cammarata <jimi@...x.net>
> Date: Fri, 16 May 2008 10:18:14 -0500
> 
> We saw your initial patch posting, you don't need to send this
> again.
> 
> netdev added to CC:
> 
> 
>>From: James Cammarata <jimi@...x.net>
>>
>> Added the ability to write to /proc/net/dev in order to clear the
>> interface counters for a given interface.  The ability to zero out
>> counters (especially the error counters) is extremely useful when
>> troubleshooting interface issues.  Now diffed against 2.6.25.4, and
>> added some sanity checking.
>>
>>Syntax:
>>  echo 'net clear-stats ifdev' > /proc/net/dev
>>Where "ifdev" is the device name you wish to clear.

I don't wish to suggest I don't like the change - I've used similar 
features on "other oses" in the past, but when something like this has 
come-up in the past, haven't there been concerns about MIBs and SNMP and 
whatnot?

rick jones
ftp://ftp.cup.hp.com/dist/networking/tools - beforeafter - subtract one 
set of stats from another...
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