Intel X520-DA2 Supported in stable/8?

Andrew Boyer aboyer at
Mon Jun 25 13:37:55 UTC 2012

You can probably turn hw.ixgbe.num_queues down to 2 or 4 and cut your mbuf consumption dramatically without noticing any loss of performance.


On Jun 22, 2012, at 6:19 PM, Rick Miller wrote:

> On Fri, Jun 22, 2012 at 5:21 PM, Jack Vogel <jfvogel at> wrote:
>> Increase your system mbuf pool size, you do not want that failure to happen.
> Thanks, Jack.  I saw a thread where you discussed this.  You are
> referring to kern.ipc.nmbclusters, correct?
> Should I also adjust the following?
> hw.ixgbe.rxd
> hw.ixgbe.txd
> hw.ixgbe.num_queues
> hw.intr_storm_threshold

Andrew Boyer	aboyer at

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