Re: z/VM 5.4 FTP Installation ... ? ...

2011-06-12 Thread Jeff Gribbin
Dennis - I shall suggest that the requirement is therefore appropriately
qualified.  I still wonder where DEFINE MDISK comes into the picture.


Re: z/VM 5.4 FTP Installation ... ? ...

2011-06-11 Thread Jeff Gribbin
Just to round this off ...

Installation completed successfully, exactly as per the manual.  I now have
a base-level system installed from an FTP server and upon which I shall soon
install an up-to-date RSU.

Note that 2nd-level userid used for installation is a Class G userid with no
privs - I shall be raising RCF querying why manual says that Privclass B and
DEFINE MDISK (if one is changing labels) are required.

Onwards and upwards - thanks to Alan and Malcolm for their input!

Jeff


Re: z/VM 5.4 FTP Installation ... ? ...

2011-06-11 Thread O'Brien, Dennis L
Jeff,

The class B requirement is there because the instructions tell you to
ATTACH the DASD to the installation guest.  Obviously, if you put the
DASD in the directory, you don't need to issue an ATTACH command.

 

 
Dennis O'Brien

 

If man does find the solution for world peace it will be the most
revolutionary reversal of his record we have ever known.  -- General
George C. Marshall

 

From: The IBM z/VM Operating System [mailto:IBMVM@LISTSERV.UARK.EDU] On
Behalf Of Jeff Gribbin
Sent: Saturday, June 11, 2011 11:20
To: IBMVM@LISTSERV.UARK.EDU
Subject: Re: [IBMVM] z/VM 5.4 FTP Installation ... ? ...

 

Just to round this off ...

Installation completed successfully, exactly as per the manual.  I now
have a base-level system installed from an FTP server and upon which I
shall soon install an up-to-date RSU.

Note that 2nd-level userid used for installation is a Class G userid
with no privs - I shall be raising RCF querying why manual says that
Privclass B and DEFINE MDISK (if one is changing labels) are required.

Onwards and upwards - thanks to Alan and Malcolm for their input!

Jeff

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Re: z/VM 5.4 FTP Installation ... ? ...

2011-06-10 Thread Malcolm Beattie
Jeff Gribbin writes:
 INSTDVD runs and happily loads up the system minidisks, exactly as per th
 e
 manual until it gets to the end of the, 'base' system load.  At this poin
 t,
 it issues MSG
 
 HCPIRU8484R PLEASE PLACE THE SYSTEM RSU DVD IN THE DRIVE, THEN TYPE GO TO
 
 CONTINUE OR TYPE EXIT TO QUIT.
 
 This message is ahem 'unexpected' - the manual indicates that it should
 
 only be issued if installing from a DVD drive and it also indicates that 
 a
 reply of, 'EXIT' will cause the installation NOT to complete.

Hi Jeff,
I've found it helpful to think of what the manual refers to as
DVD Installation as Installation using the files on the DVD media.
That helps me remember that what matters to the installation is the
actual files rather than spinning disk whether they are fetched from
the DVD in the HMC, files on a z/VM FTPSERVE, files on a local Linux
guest's ftp server, files from a remote ftp server or even files put
onto a local CMS minidisks and made visible at next-level (with that
last one being the only one I haven't tried myself).

 Reviewing the manual I noted that on Page 98, in the summary box, it says
 
 that in this step I will, 'Upload the contents of the z/VM System DVD and
 
 the RSU DVD to an FTP Server directory' ... but I have found no instructi
 ons
 or procedure that actually does anything with the RSU DVD.

Did you see/do the top of page 70:

If installing from a:
...
FTP server directory, upload the contents of both the z/VM system
DVD and the RSU DVD to a new directory on the FTP server.
...
Upload the contents of each DVD to the directory. After the
contents of the z/VM system DVD have been uploaded, upload the
contents of the RSU DVD to the same directory, overwriting any
duplicate flies.

That's the part that tells you the vital information that the
files from the first DVD and the RSU DVD must be combined and that
it's the files from the RSU DVD which can (and must) overwrite any
original one shipped by the first DVD.

 (1) Has anyone actually installed z/VM 5.4 using an FTP Server directory?

Yup, many times.

 -and-
 (2) Have you ever done it using non-offset-0 minidisks?

Yup, multiple times. Shouldn't cause any problems at all. Just so
long is there's enough room on the resulting minidisks to fit a
whole mod-3 minus a few cylinders or whole mod-9 minus a few
cylinders. I forget the exact number (there's a table in one of
the manuals) but I'm pretty sure the installation lets you shave
more than one cylinder from a whole mod3 or mod9--i.e. it doesn't
use, need or care about the last 2-3 cyls on the volumes you give it.

--Malcolm

-- 
Malcolm Beattie
Mainframe Systems and Software Business, Europe
IBM UK


Re: z/VM 5.4 FTP Installation ... ? ...

2011-06-10 Thread Jeff Gribbin
Hi Malcolm,

 Did you see/do the top of page 70:

   If installing from a:
...
FTP server directory, upload the contents of both the z/VM system
DVD and the RSU DVD to a new directory on the FTP server.
...
Upload the contents of each DVD to the directory. After the
contents of the z/VM system DVD have been uploaded, upload the
contents of the RSU DVD to the same directory, overwriting any
duplicate flies.


 Oops ... missed that bit ... (Not actually a concern, as soon as the
installed system will IPL the first thing to happen will be an RSU update
using the latest RSU, but now content that I know what I missed re
RSU-shipped-with-the-DVD's. Thanks.)

However, I doubt that'll suppress the HCPIRU8484R - what am I doing that I'm
getting this message during an FTP install?


  (2) Have you ever done it using non-offset-0 minidisks?

  Yup, multiple times. Shouldn't cause any problems at all. Just so
  long is there's enough room on the resulting minidisks to fit a
  whole mod-3 minus a few cylinders or whole mod-9 minus a few
  cylinders. I forget the exact number (there's a table in one of
  the manuals) but I'm pretty sure the installation lets you shave
  more than one cylinder from a whole mod3 or mod9--i.e. it doesn't
  use, need or care about the last 2-3 cyls on the volumes you give it.


I know from previous experiences (and a review of the minidisk maps) that
you're definitely OK with 'whole-mod-x-minus-1'.

I'm nervous about the bit that is documented on Page 117 that's doing
directory updates and messing with 2CF1 / CF1 and 22CC / 2CC - if this
involves DEFINE MDISK commands and the process assumes that the, 'target' is
at offset 0 then things aren't going to work at all well.  (I'm dubious
about this whole stated need for DEFINE MDISK - not at all sure that it's
really a requirement - one of the things that I'm trying to discover
empirically.)  The fact that you've successfully installed to
non-offset-zero gives me confidence and is, frankly, what I expect ... but
the manual is especially unhelpful regarding this possibility.

Now I'm OK regarding RSU, I reckon that my big, 'next step' is to eliminate
the HCPIRU8484R - if I can get past that point then the remaining roadblocks
should - with luck - be relatively minor.



 Thanks.
Jeff


Re: z/VM 5.4 FTP Installation ... ? ...

2011-06-10 Thread Jeff Gribbin
I've dug around in the EXECs - two points come to light ...

I failed to invoke DVDPRIME with the, 'server' option ('DVDPRIME ( SERVER')
- therefore :DVDSOURCE in £PRIME£ £FILE£ was loaded with, 'DVD' rather than,
'SERVER' and consequently INSTDVD was not aware that it should skip the RSU
installation step.

So  8484 Mea Culpa.

I also noticed that there's an undocumented response to the 8484 message -
reply, 'SKIP' and it continues as if the RSU step had been completed.

I reckon that I'm back on track.

:-)


Re: z/VM 5.4 FTP Installation ... ? ...

2011-06-10 Thread Alan Altmark
On Friday, 06/10/2011 at 07:51 EDT, Malcolm Beattie beatt...@uk.ibm.com 
wrote:
  (2) Have you ever done it using non-offset-0 minidisks?
 
 Yup, multiple times. Shouldn't cause any problems at all. Just so
 long is there's enough room on the resulting minidisks to fit a
 whole mod-3 minus a few cylinders or whole mod-9 minus a few
 cylinders. I forget the exact number (there's a table in one of
 the manuals) but I'm pretty sure the installation lets you shave
 more than one cylinder from a whole mod3 or mod9--i.e. it doesn't
 use, need or care about the last 2-3 cyls on the volumes you give it.

The system layout is explicitly designed to occupy no more than n-1 cyls. 
This was done to accommodate non-fullpack minidisk installation.  Hmmm... 
this isn't made clear in the Program Directory.

A simple FLASHCOPY with relocation will take care of getting it 
production-ready in, um, a flash.   As it were.

Alan Altmark

z/VM and Linux on System z Consultant
IBM System Lab Services and Training 
ibm.com/systems/services/labservices 
office: 607.429.3323
mobile; 607.321.7556
alan_altm...@us.ibm.com
IBM Endicott