linux-kernel - Re: What is eth"X"-Q0?

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Date:	Wed, 14 Oct 2009 12:55:54 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jpiszcz@...idpixels.com
Cc:	linux-kernel@...r.kernel.org
Subject: Re: What is eth"X"-Q0?

From: Justin Piszcz <jpiszcz@...idpixels.com>
Date: Wed, 14 Oct 2009 13:44:16 -0400 (EDT)

> On my new system, cat /proc/interrupts:
> 
>  36: 0 3055 2757 1086 1208446 25588 726447 1028280 PCI-MSI-edge eth2-Q0
>  37: 0 0 0 0 0 0 3 0 PCI-MSI-edge eth2
>  38: 0 103124 0 0 784 14511559 6936870 15972334 PCI-MSI-edge eth1-Q0
>  39: 0 0 0 0 2 0 0 0 PCI-MSI-edge eth1
> 
> What does the "-Q0" stand for, is this because the device was renamed?

It's for multiqueue.

Every queue in a multiqueue capable networking device will get a
different "ethX-QN" name for each queue's interrupt.
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