Re: [cobalt-users] Using RAID0 on RaQ 3i (550)

[Gerald Waugh <gwaugh@xxxxxxxxxxxxxxxxxxxxxxx>]

On Fri, 20 Jun 2003, Josh Kuperman wrote:

> Is anyone using a RaQ 3i (or other model) upgraded to the 550 OS with
> Raid 0.
>
> As part of a plan to update the RaQ XTR I use in a production
> environment, I purchased a RaQ 3i (550) w/ two 13G drives from Gerald.
> This machine is intended to serve exactly two purposes: Give me a
> chance to make notes on how to move everything I am currently running
> (or want to run and can't because of the XTR's outdate PERL and
> kernel) over to a 550 environment. Give me a machine I can put up on
> my network for a few days, so I can update and configure the XTR.
>
> My XTR is currently running RAID0, though I'm using a small
> fraction of the 120G. In order for the 3i to have enough storage I
> need about 15G. I chose RAID0 because one of the most important apps
> I'm running is a proxy server and everything gets backed up every
> night anyhow, so e-mail is about all I lose in a total crash.
>
> When the RAQ 3i (550) arrived I told it to use RAID 0. As I was
> learning the differences between the xtr and 550 OS, I noticed that I
> have about 19G total where I should have had 26G. [It looked like it
> was using RAID0 for the /home partition and mirroring everything
> else. After much e-mail correspondence with Gerald I removed the disk
> partitions and reinstalled the OS. Even though I selected RAID 0, the
> RaQ 3i (550) configured itself using RAID1, at the moment I have 13G.
>
> I am going to try to reinstall from the OSRCD once more, though I get
> the feeling there is some ROM setting that is forcing it to RAID1
> during the install before I can tell it to use RAID0.
>
> Am I the only one who uses RAID0. Worst case is I use RAID1 and some
> external storage but I'd like to know what is going on.

Josh,

We are configuring two RaQ3i's like yours today, we will run RAID0
on one of them just to determine how it works.
I will post the results!

Gerald

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