I'll bet that the difference for your volumes is in the size of your VTOC and VTOC Index. But you can only change that if the pack is empty.
Thank you, Mark Charles ________________________________ From: IBM Mainframe Discussion List <[email protected]> on behalf of Jake Anderson <[email protected]> Sent: Thursday, December 18, 2025 04:17 To: [email protected] <[email protected]> Subject: Modify Cylinder size from DS8K gui Hello Few of our dasd volumes were created a cylinder size of 30051 in DS8K but i wanted to know if I can modify those cylinder size to 30047 ? After changing, do I have to run any commands to synchronize those changes in zos ? Jake ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
