Network problems while running VirtualBox

[Peter Ross]

Quoting "Adam Vande More" <amvandemore at gmail.com>:

> On Wed, Jul 13, 2011 at 10:02 PM, Adam Vande More  
> <amvandemore at gmail.com>wrote:
>
>> I suspect this has less to do with actual memory and more to do with some
>> other buffer-like bottleneck.  Does tuning any of the network buffers make
>> any difference?  A couple to try:
>>
>> net.inet.ip.intr_queue_maxlen
>> net.link.ifqmaxlen
>> kern.ipc.nmbclusters
>>
>> If possible, does changing from VM bridged -> NAT or vice-versa result in
>> any behavior change?
>>
>
> Also check vmstat -z, net.graph.maxdata may be a candidate as well.

I tried FTP (to have something completely different) and it fails as well:
(ftp: netout: Cannot allocate memory)

I watched vmstat -z, and every time it fails, I have another failure  
reported for "NetGraph data items".

Regards
Peter