HP3000-L Archives

October 2000, Week 2

HP3000-L@RAVEN.UTC.EDU

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Subject:
From:
Randall Davis <[log in to unmask]>
Reply To:
Randall Davis <[log in to unmask]>
Date:
Wed, 11 Oct 2000 11:43:15 -0600
Content-Type:
text/plain
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text/plain (189 lines)
We have a similar configuration (1 Tb split between two HPe3000 systems).
We didn't spend anywhere near $1M.  While I would agree that the cost of
these boxes is still very high, they have recently come down in price.  I
believe the existence of the XP will start to force EMC to lower their
prices to compete.

Randall Davis
Director, Technical Operations
KBkids.com
303.226.6210



                    "Bartram, Chris"
                    <[log in to unmask]        To:     [log in to unmask]
                    TREAS.GOV>                    cc:
                    Sent by: HP-3000              Subject:     Re: [HP3000-L] Mirroring, 12H Autoraid.... or other
                    Systems Discussion
                    <[log in to unmask]
                    U>


                    10/11/2000 11:10 AM
                    Please respond to
                    "Bartram, Chris"




An XP256 with about a terabyte cost us about $1M...

 -Chris
                -----Original Message-----
                From:   Larry Barnes [mailto:[log in to unmask]]
                Sent:   Wednesday, October 11, 2000 12:54 PM
                To:     [log in to unmask]
                Subject:        Re: [HP3000-L] Mirroring, 12H Autoraid....
or other

                I've worked on EMC frames last year and the rumor was a
fully loaded frame was
                around $1,000,000.00!!  Great boxes with BIG price tag.

                John Lee wrote:

                > I don't doubt you, Kevin.  I hear nothing but kudos for
XP256 and EMC.  But
                > of interest and relevance to this community, how much
does
an XP256 cost?
                > My guess is that they are cost-prohibitive to many.
Again, I go back to
                > the Model 20 array as the preferred solution to those who
don't have your
                > budget, and that's undoubtedly why we sell so many of
them.  If money
                > weren't a factor, I'd recommend your solution to
everyone.
                >
                > John Lee
                > Vaske Computer Solutions
                >
                > At 08:26 PM 10/10/00 -0600, Kevin Newman wrote:
                > >I for one have lived the horror story and I've never
been
more happy to
                > >spend (the company's) money to get off of the 12Hs.  If
you have a low
                > >amount of I/O then the 12Hs might be for you.  In a
heavy
I/O
                > >environment, you wouldn't like to see just how slow your
system can
                > >perform.
                > >
                > >No urban myth here.  We had serious performance
problems.
We are
                > >running at a minimum of 4-5 times faster on the XP256
disc array and
                > >this is without any changes to memory or any other
system
component.
                > >Yes, you read that right 400% - 500% better!!!
                > >
                > >Kevin
                > >
                > >Steve Belkacem wrote:
                > >>
                > >> Apologies if I misled here. I am basically looking at
                > >> both options Mirroring and 12H.
                > >>
                > >> Mirroring is the system we currently have, and does
                > >> not seem to work correctly.
                > >>
                > >> The 12H raid option is the sytem which we are
                > >> currently looking towards and I need to find out if it
                > >> is a good solution, or if the horror stores if slow
                > >> performace and the ARM utility are an urban myth.
                > >>
                > >> Thanks
                > >>
                > >> Steve
                > >> --- Larry Barnes <[log in to unmask]> wrote: >
                > >> Question,  why use mirroring on an 12h disc array?
                > >> > When we set up a new
                > >> > system here we had a 12h fully loaded configured in.
                > >> >  Within the first 2
                > >> > months we had 2 drives fail.  The system slowed down
                > >> > (considerable)
                > >> > while it rebuilt the bad drive but the system never
                > >> > went down.
                > >> >
                > >> > Steve Belkacem wrote:
                > >> >
                > >> > > Hi people,
                > >> > >
                > >> > > 1. We currently use mirroring on out production
                > >> > > machines. The feeling is that it is not a very
                > >> > good
                > >> > > system due to every time a primary disc has failed
                > >> > ,
                > >> > > the switchover to the secondary drive has not
                > >> > happened
                > >> > > and therefore the software is a waste of time.
                > >> > >
                > >> > > I am , in a very open minded way, presuming that
                > >> > this
                > >> > > is due to the mirroring was setup incorrectly at
                > >> > the
                > >> > > time . Would this be a correct assuption ?
                > >> > >
                > >> > > Would any users of the system please give me their
                > >> > > opinion on this.
                > >> > >
                > >> > > 2. 12H Autoraid.
                > >> > > Again I'd like to hear other peoples thoughts on
                > >> > this.
                > >> > > >From being in a position where I was happy to
                > >> > move to
                > >> > > this, I keep hearing horror stories (not direct)
                > >> > which
                > >> > > is unsettling to say the least.
                > >> > >
                > >> > > 3. Any other solution for the resilance ?
                > >> > >
                > >> > > Many Thanks in Advance
                > >> > >
                > >> > > Steve
                > >> > >
                > >> > >
                > >> >
                > >>
____________________________________________________________
                > >> > > Do You Yahoo!?
                > >> > > Get your free @yahoo.co.uk address at
                > >> > http://mail.yahoo.co.uk
                > >> > > or your free @yahoo.ie address at
                > >> > http://mail.yahoo.ie
                > >> >
                > >> > --
                > >> > Larry Barnes
                > >> > Director of I.T.
                > >> > Mitek Corp.
                > >> > 602-438-4545 x1366
                > >> > Phoenix, AZ 85040
                > >> >
                > >> > Check Us Out !
                > >> > http://www.mitekcorp.com
                > >>
                > >>
____________________________________________________________
                > >> Do You Yahoo!?
                > >> Get your free @yahoo.co.uk address at
http://mail.yahoo.co.uk
                > >> or your free @yahoo.ie address at http://mail.yahoo.ie
                > >
                > >

                --
                Larry Barnes
                Director of I.T.
                Mitek Corp.
                602-438-4545 x1366
                Phoenix, AZ 85040

                Check Us Out !
                http://www.mitekcorp.com

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