----------
> From: Jeff Woods <jeff@delta.com>
> To: RadiusNT@emerald.iea.com
> Subject: Re: Actually NT NEWS Server
> Date: Tuesday, March 18, 1997 3:44 PM
>
> At 03:32 PM 3/18/97 -0500, you wrote:
>
> >I run commercial nns also. Although Netmanage support leaves a little to
be
> >desired, the product is basically set and forget. Just keep an eye on
the
> >disk space.
> >
> >I run about 11k+ news groups from sprint on a single 9gb ultra scsi wide
> >and it works great.
>
> Aiieeee! Single drives for news are NOT recommended. If your NNS is
> properly configured, go into performance manager, and see how disk bound
> you are. You're probably losing lots of articles for inability to keep
up.
> You need to be inserting about 3-5 articles a second for that many
groups.
>
> We have 10 2.9 GB SCSI drives in a RAID-5 mirror.... 2 RAID arrays of 5
> drives each, spanned. We could lose two drives (but not more than one
from
> each 5-drive chain) and still be operable. And with ten spindles to
share
> the data accesses, over two SCSI channels, it smokes.
>
> Single drive news solutions are horribly inefficient. Even if you only
use
> striping in NT Server instead of hardware RAID, you should get more than
> one drive handling that data. Use RAID-5, which is better for lots of
> small files, whereas RAID-3 is better for large files and throughput.
>
>
>
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