On Mon, Sep 04, 2000 at 10:18:44AM +0200, Jochen Scharrlach wrote:
> Hi,
>
> maybe this is all trivial stuff, but I have a few questions about the
> HP NetRAID controller (an AMI MegaRAID-clone, AFAIR):
>
> - how good is it performing compared to SoftRAID and other hardware
> controllers under Linux?
to softraid:
1) softraid is usually faster, but at the expense of CPU time.
2) netraid has a battery backed cache, so in case ho power failure raid
consistency is guaranteed, this is not true for sw raid.
> - is it possible (and does it make sense) to use a RAID-5 with this
> controller for the whole system, or should I better use mirrored
> drives for the OS and RAID-5 for the data?
both choices are viable, it depends mostly on application use of
the disk.
> - is it possible to add drive capacity afterwards without having to
> reformat the array?
the contrlooer supports this and also changing raid levels, never did this
with linux tough.
> - are there any online diagnostics/administration tools for Linux?
yes, you find them om ami site
regards,
L.
--
Luca Berra -- [EMAIL PROTECTED]
Communication Media & Services S.r.l.
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