Re: Netflow Nfsen Server Hardware

[Christopher Morrow <morrowc.lists () gmail com>]

On Thu, Jan 17, 2013 at 11:16 AM, Joe Loiacono <jloiacon () csc com> wrote:
> christopher.morrow () gmail com wrote on 01/17/2013 11:01:06 AM:
>
> > From: Christopher Morrow <morrowc.lists () gmail com>
> > To: Joe Loiacono/USA/CSC@CSC
> > Cc: Tim Calvin <tcalvin () tlsn net>, "nanog () nanog org" <nanog () nanog org>
> > Date: 01/17/2013 11:01 AM
> > Subject: Re: Netflow Nfsen Server Hardware
> > Sent by: christopher.morrow () gmail com
> >
> > On Thu, Jan 17, 2013 at 9:05 AM, Joe Loiacono <jloiacon () csc com> wrote:
> > > Tim Calvin <tcalvin () tlsn net> wrote on 01/16/2013 05:51:11 PM:
> > >
> > > > PowerEdge R610 -
> > > >
> > > >     2x Intel E5540, 2.53GHz Quad Core Processor
> > > >
> > > >     32GB RAM
> > > >
> > > >     2x 300gb 10k 2.5" SAS HDD
> > >
> > > Since netflow processing is generally I/O bound, you may want to invest
> > > in
> > > 15K drives.
> >
> > I had suggested off-list that perhaps primary storage as SSD was a
> > better path, is there a reason to not do that? (with some larger
> > storage on spinning-media for historical storage/query).
>
> Nope, great suggestion. Just a cost consideration ...

ah, ok... I figure that even if you were to put in 2 || 3 SSD drives
in the 200gb range, one per controller, you'd get maximum throughput
for a few days of data at not very much of a premium, then back up /
near-line store the data longer term on spinning 2tb or so disks.