HP3000-L Archives

October 2006, Week 2

HP3000-L@RAVEN.UTC.EDU

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From:
J Dolliver <[log in to unmask]>
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Date:
Wed, 11 Oct 2006 17:51:07 +0000
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Paul, I was actually referring to Mike at BeechGlen as to part of the DR package. Not sure if they do something "special"

<<Also, as a PLUG for Beechglen's support services, build into our 
 support coverage is testing of our customer's SLTs and a full disaster 
recover test.>>

-------------- Original message from "Paul Edwards" <[log in to unmask]>: -------------- 


> You use CHECKSLT.MPEXL.TELESUP with a version of the program that matches 
> the MPE version of the SLT you are testing. 
> 
> 
> *************************************************************** 
> CDR Paul Edwards USNR Ret. HP 3000 Certified Consultant 
> Paul Edwards & Associates Phone: (972) 242-6660 
> 1506 Estates Way Fax : (972) 446-9022 
> Carrollton TX 75006 Cel : (214) 384-8728 
> Email: [log in to unmask] Web : www.peassoc.com 
> *************************************************************** 
> -----Original Message----- 
> From: HP-3000 Systems Discussion [mailto:[log in to unmask]] On Behalf 
> Of J Dolliver 
> Sent: Wednesday, October 11, 2006 9:27 AM 
> To: [log in to unmask] 
> Subject: Re: [HP3000-L] slt question (lognish) 
> 
> How do you test SLT's ? Is it not just a validate process or do you 
> actually test the tapes on test HP3000 hardware? 
> 
> -------------- Original message from Mike Hornsby : 
> -------------- 
> 
> 
> > donna hofmeister wrote: 
> > > doing a bit of research regarding slt's. 
> > > 
> > > when you make an slt, are you adding anything to the tape? that is, 
> > > are you specifying extra files be stored? - d 
> > IMHO, The SLT should have everything required to accomplish the first 
> > four steps of a system INSTALL:. 1. Boot from Alternate Path to ISL, 
> > 2. Install MPE/iX to the Primary Path, 3. Restore @[log in to unmask],@[log in to unmask], 
> > & all diagnostics. 4. Reboot to ISL and START. 
> > 
> > Notes from experience over time: 
> > A. It is also very important to also have the HP Factory media handy. 
> > Some bugs in the past 
> > created SLT tapes that would validate but were non functional. And, it 
> > is possible that disk errors or more frequently patch errors can 
> > result in a series of SLTs that have latent problems. 
> > These HP Factory media should be stored in a safe place with a note on 
> > the console with a clue to where this safe place is. 
> > 
> > B. It is very common for SLTs to play hide and seek. It is not at all 
> > amusing to play this game at 2:30am. It is a good idea to have 
> > multiple copies, one stored in a safe place and another physically 
> > attach to the system in a folder/envelope that also contains a SYSGEN 
> > or better yet a SYSINFO configuration listing. If the stable storage 
> > is lost due to a replacement of a processor or main board, 
> > establishing the correct alternate and primary boot paths from the 
> > configuration listing is preferable to the trial and error method. 
> > 
> > C. If you have disk arrays it is a good idea to have a separate 
> > dedicated console ( if applicable) and have the MPE/iX based 
> > diagnostics (if applicable) included in the SLT tape. These arrays 
> > work very well, until they don't. The host based diagnostics usually 
> > have a more comprehensive command set, and are far easier to use than 
> > the array front panel or direct connected console. 
> > 
> > D. If you have a CD attached to the system it is a good idea to 
> > acquire the the HP diagnostics CD and keep it physically attached to 
> > the system. The CD can load the Offline Diagnostic Environment (ODE) 
> > at least 100 times faster than the SLT tape. 
> > http://software.hp.com/portal/swdepot/displayProductsList.do?category= 
> > ER 
> > 
> > Also, as a PLUG for Beechglen's support services, build into our 
> > support coverage is testing of our customer's SLTs and a full disaster 
> > recover test. It is one thing to think that you have all the necessary 
> > components. It is much better to have an independent party perform a 
> > complete end to end test. 
> > 
> > Cordially, 
> > Mike Hornsby 
> > CTO Beechglen Development Inc. 
> > Support for MPE since 1988 
> > 513-922-0509 x 31 
> > 
> > 
> > 
> > 
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> 
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> 

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