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Re: [RFC] Configuring synchronous interfaces in Linux

To: Jeff Garzik <jgarzik@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [RFC] Configuring synchronous interfaces in Linux
From: Keith Owens <kaos@xxxxxxxxxx>
Date: Mon, 04 Dec 2000 07:29:10 +1100
Cc: Donald Becker <becker@xxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxx
In-reply-to: Your message of "Sun, 03 Dec 2000 07:43:01 MDT." <Pine.LNX.3.96.1001203074055.23089B-100000@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Sender: owner-netdev@xxxxxxxxxxx
On Sun, 3 Dec 2000 07:43:01 -0600 (CST), 
Jeff Garzik <jgarzik@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>On Sun, 3 Dec 2000, Keith Owens wrote:
>> If you go down this path, please add a standard performance monitoring
>> method to query the current capacity of an interface.
>Well, ethtool interface supports reporting media selection as well as
>[re]setting media setting.  I dunno if we could report what capacity
>an interface is handling without adding code to hot paths...

You calculate the capacity during ifconfig up or during speed change.
That is not on the hot path.


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