Bob, If you have PPRC available (and configure it) then z/OS should be able to access the secondary (mirrored) z/VSE volume(s) in read-only mode. Please note there are certain data set type restrictions. See here for reference (z/OS 3.1 link, subject to change):
https://www.ibm.com/docs/en/zos/3.1.0?topic=features-defining-whether-io-device-is-read-only And Colin Paice's post here: https://colinpaice.blog/2021/07/15/can-i-define-a-disk-read-only-to-z-os/ ————— Timothy Sipples Senior Architect Digital Assets, Industry Solutions, and Cybersecurity IBM Z/LinuxONE, Asia-Pacific [email protected] ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
