netdev - Re: [PATCH v2 net-next] tcp: avoid tx starvation by SYNACK packets

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Message-Id: <20120627.011353.1579082129809057643.davem@davemloft.net>
Date:	Wed, 27 Jun 2012 01:13:53 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	brouer@...hat.com, hans.schillstrom@...csson.com,
	subramanian.vijay@...il.com, dave.taht@...il.com,
	netdev@...r.kernel.org, ncardwell@...gle.com, therbert@...gle.com,
	mph@...h.dk
Subject: Re: [PATCH v2 net-next] tcp: avoid tx starvation by SYNACK packets

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Wed, 27 Jun 2012 09:30:16 +0200

> Many linux servers in colocations are still using a mono queue NIC, and
> default linux configuration is to use a single cpu to handle all
> incoming frames (no RPS/RFS).

Even worse, many are virtualized guest with single virtual netdev
queue :-)
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