You need to tel DIRMAINT how big your emulated 9336 is in EXTENT CONTROL. 
  DIRM SEND EXTENT CONTROL
  RDRLIST/RECEIVE/XEDIT
  DIRM FILE EXTENT CONTROL
  DIRM RLDE

Kris,
IBM Belgium, VM customer support


> I'm attempting some things and was hoping someone else out there has 
done
> this before. Now, first of all, I know IBM recommends connecting Open
> systems data directly to the linux image. BUT, what we have is a 50gig 
lun
> and the system coming in will require only 5gig, maybe at most a max of
> 10gig. I do NOT want to waste this lun. SO, what I'm attempting is to
> emulate this device under vm, tried to use DIRM AMDISK commands to 
assign
> what I need from it but this doesn't work due to it not being in EXTENT
> CONTROL. Can't seem to add it there as 9336 isn't understood. So I did a
> DIRM for LINUX3 get lock, updated it manually, and did a DIRM replace
> thinking I'll keep track of it manually. It took it but NOT all the cyls
> seem to show. I later found out that my allocation appears to be in 
blocks,
> NOT cyls and when I boot the image and use YAST to format it, YAST comes
> back with a failed message exit code 0. I've put some info below to 
help,
> but I guess the main question is can I take this lun and then somehow 
give
> different linux images large chunks of it? Otherwise it seems I have to
> waste the entire amount on one image.

> cp set edev 5702 ty fba attr 2105 fcp_dev f100 wwpn xxxxxxxxxxxxxxxx lun
> xxxxxxxxxxxxxxxx
> cp vary on 5702
> cp attach 5702 maint

> I then did a CPFMTXA 0 to end. Format was in pages I noticed.
> Detached it from maint and attached it to system.

> q 5702
> DASD 5702 CP SYSTEM BIGBOY   1

> q edev 5702
> EDEV 5702 TYPE FBA ATTRIBUTES 2105

> q edev 5702 details
> EDEV 5702 TYPE FBA ATTRIBUTES 2105
> PATHS:
> FCP_DEV: F100 WWPN: xxxxxxxxxxxxxxxx LUN: xxxxxxxxxxxxxxxx
> 
> q dasd details 5702
> 5702  CUTYPE = 6310-80, DEVTYPE = 9336-10, VOLSER = BIGBOY, CYLS = 
125683
> BLKS = 97656256

> 
> This is the minidisk line I added to linux2 direct file.

> MDISK 0104 9336 1 6676 BIGBOY

> And what a dirm dirmap shows after I did the dirm replace.

> BIGBOY   9336                                 0          0          1 
Gap

> LINUX3   0104 *                 1       6676       6676
> 6677     920114     913438 Gap
> 
> The 913438 + 6676 is far short of the 125683 shown under q dasd details.

> Brian W. France
> Systems Administrator (Mainframe)
> Pennsylvania State University
> Administrative Information Services - Infrastructure/Sysarc
> Rm 25 Shields Bldg., University Park, Pa. 16802
> 814-863-4739
> [EMAIL PROTECTED]

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