netdev - Why is LRO off by default on ixgbe?

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Message-ID: <4ABA4D07.50107@candelatech.com>
Date:	Wed, 23 Sep 2009 09:29:59 -0700
From:	Ben Greear <greearb@...delatech.com>
To:	NetDev <netdev@...r.kernel.org>
Subject: Why is LRO off by default on ixgbe?

I just noticed that enabling LRO on ixgbe lets me reach about 9Gbps receive on two
NICs concurrently in an NFS test, where I was only getting about 6Gbps w/out it (1500 MTU).

Why is LRO disabled by default?

Thanks,
Ben
-- 
Ben Greear <greearb@...delatech.com>
Candela Technologies Inc  http://www.candelatech.com

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