[Coral-dev] NIC for offloading traces

Srinivas Krishnan krishnan at cs.unc.edu
Thu Aug 25 12:11:42 PDT 2011


Depends on how often you send the data, if the monitor is heavily
loaded then probably only during off-peak hours.  A 1G interface
should do fine for that.

We have a 10G DAG collector that stores onto a set of 15k rpm disks.
We only offload at night over a 10G link but using 1G cards as 10G
would be overkill to move a bunch of data over. The data is collected
in 2G chunks so shipping it over the link and analysis is fairly easy.

-srinivas




On Thu, Aug 25, 2011 at 2:42 PM, James Grace <jgrac002 at fiu.edu> wrote:
> Hey List,
> We're building out our Coral Reef box for a new installation and were
> wondering what NIC we should get for our new machine.  We are going to be
> setting up a passive monitor for a 10Gig circuit and expect a lot of data so
> we figured we should offload the data to a storage box.  Would you all
> suggest a 1G or 10G interface for this?
> Cheers,
> James Grace
> Network Engineer
> AMPATH / CIARA
> Florida International University
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> Coral-dev at caida.org
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>



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