HP3000-L Archives

May 2000, Week 3

HP3000-L@RAVEN.UTC.EDU

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Subject:
From:
Steve Belkacem <[log in to unmask]>
Reply To:
Steve Belkacem <[log in to unmask]>
Date:
Wed, 17 May 2000 16:26:27 +0100
Content-Type:
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Could people please comment ,give guidance on the
following .Sorry if it is treading over old ground.

I am looking to move 1200 users . The plan is that we
will use the 12H Autoraid(150 Gig useable) for both
the system volunmes and the user data.

This is slightly(ie massively) worrying me.

Does anyone have any thoughts on the throughput of
these drives on the HP3000.

My options

12H Autoraid.(Mode 1) Lovely Resiliance. bad
throughput.

EMC. Expensive, but decent speed .Support ??

Standard F/W with mirroring. Cheap and in my opinion
relatively good throughput.

XPT256... Sorry I thought I'd won a lotto.

Anyones thoughts will be gratefully received .

Regards

Steve

--- "Costantino, Rocky" <[log in to unmask]>
wrote: > I have heard similar news regarding plans for
> Automatic Failover Mode. I
> agree that it should include the ability to fully
> utilize both controllers
> for load balancing as well as failover. I hope it is
> not years! The AutoRAID
> technology will be obsolete and HP 3000 users will
> be buying "refurbished"
> AutoRAIDs instead of the latest technology.
>
> The HVD10 may provide an alternative solution,
> however, I have not yet
> researched this product and know very little about
> it other than the notes
> that I saw from the 3kworld support call of the
> day...
>
> Regards,
>
> >       _________________________________________
> >
> >       Rocky J. Costantino
> >       Vice President
> >
> >       Computer Design & Integration, LLC
> >       696 Route 46 West
> >       Teterboro, NJ 07608
> >
> > *     e-mail  [log in to unmask]
> > *     Web     http://www.cdillc.com
> > *     Phone   (201) 931-1420 x224
> > *     Fax             (201) 931-0101
> >
> >
>
>
> -----Original Message-----
> From: Kevin Newman [mailto:[log in to unmask]]
> Sent: Tuesday, May 16, 2000 1:38 PM
> Subject: Re: 12H Array
>
>
> Mark,
>
> It is in the plans, but it will not be too useful
> until quite some time
> has passed.  The first round plan is to make the
> second controller
> available as a fail over controller, so that you
> don't have to do
> anything if the first controller dies.  You still
> will not be able to use
> the second controller as anything but a hot standby
> for fail over.
> Later, they are talking about being able to use the
> second controller,
> and later still being able to balance between them.
> I'm not sure of the
> schedule, but I think that we are talking years here
> instead of months.
> This would be a good issue to push with HP.  I know
> that I have been
> trying to push them!
>
> Kevin
>
> Mark Landin wrote:
>
> > On Mon, 15 May 2000 09:03:58 -0400, "Costantino,
> Rocky"
> > <[log in to unmask]> wrote:
> >
> > [speaking about the AutoRAID 12H]
> >
> > > NOTE: HP only supports
> > >one controller for connectivity to the HP 3000.
> >
> > Are there plans to remedy this? Does it need to be
> included in future
> > Strategic Interest Surveys? This is a significant
> shortcoming, both
> > from a performance AND a reliability perspective.
>


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