Hi

I was looking for the capability on a dasd device


DEVTYPE (R6),(AREA,L'AREA),INFOLIST=ILIST2

ILIST2   DEVTYPE INFO=DASD

AREA     DS    XL16

This was the data returned in area R15 = 0

FFF00000 000FF000 00000100 08000000



DASD  Returns 16 bytes as follows:

Bytes 0-3 Number of cylinders on the device, excluding alternates. For a VIO 
data set, this number is the number of simulated cylinders needed to contain 
the data set.

Bytes4-7 Number of tracks per cylinder.


Seems to indicate over 4 million cylinders and over 100,000 tracks on the 
volume ?


Joe Reichman
Joe Reichman

IT Specialist
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