ISPF I:
Data Set Name . . . . : MHEAV.DUMP.CAT17181.TRS
General Data Current Allocation
Management class . . : **None** Allocated cylinders : 173
Storage class . . . : **None** Allocated extents . : 1
Volume serial . . . : EAVNS0
Device type . . . . : 3390
Data class . . . . . : **None**
Organization . . . : PS Current Utilization
Record format . . . : FB Used cylinders . . : 173
Record length . . . : 1024 Used extents . . . : 1
Block size . . . . : 27648
1st extent cylinders: 173
Secondary cylinders : 10 Dates
Data set name type : LARGE Creation date . . . : 2015/06/08
Referenced date . . : 2015/06/10
Expiration date . . : ***None***
SMS Compressible . : NO
Extended Attributes OPT
Create Jobname MH#TERS
Create Stepname TERSE
sas
On Mon, Jan 23, 2017 at 10:01 AM, Peter Hunkeler <p...@gmx.ch> wrote:
> > - I've no EAVs defined so far but dscb format 9 has available new fields
> > like jobname, stepname for each dataset created on a EAV dasd volume.
>
>
> I don't have access to EAV volumes here, so I cannot verify what I'm
> writing below. I'm sure someone who can will correct me shuold I be wrong.
>
>
> Probably, DFdss' PRINT VTOC will display this ionformation. There probably
> are other tools. However, I would not build anything that relies on the new
> fields for production use. It is my understanding that data sets on EAV
> volumes
>
>
> - Will be represented by an old format-1 DSCB if the data set happens to
> be allocated in track managed space on the EAV volume, even if the data set
> is EAS-eligible.
> - The format-1 DSCB will be converted to a format-8/9 pair on the fly,
> when the data set expands and tghe new extent happens to be in cylinder
> managed space.
> - A data set represented by a format-8/9 pair might again be represented
> by a format-1 DSCB after migrate/recall or backup/revocer, if is is
> allocated wholely in track managed space.
>
>
> The net: The additional information may get lost.
>
>
> --
> Peter Hunkeler
>
>
>
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--
sas
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