I appreciate your help, good insight into how this works. I used a V-DISK to copy "from" real mdisk, then "to" newly allocated mdisk.
Joe Joseph Vitale Technology Services Group Mainframe Operating Systems Pershing Plaza 95 Christopher Columbus Drive Floor 14 Jersey City, N.J. 07302 Work 201-395-1509 Cell 917-903-0102 -----Original Message----- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Rick Troth Sent: Monday, February 02, 2015 5:55 PM To: LINUX-390@VM.MARIST.EDU Subject: Re: Expanding CMS Mini Disk - DDR or Copyfile? - still not expanding I stand corrected. On 02/02/2015 03:10 PM, Alan Altmark wrote: > There is only one way to expand a CMS minidisk: > 1. Create new minidisk that is larger than the old one 2. CMS FORMAT > the new disk (without the RECOMP option!) 3. Copy the CMS files from > the old disk to the new disk > ... Evidently, FORMAT makes a note of the number of cylinders it block formatted (the "low level" phase) first time around. Guessing that is the purpose of ADTMCYL. I should have known. Sorry, Joe. So you can (RECOMP smaller and you can (RECOMP larger, but no larger than some pre-detected size. -- Rick Troth Senior Software Developer Velocity Software Inc. Mountain View, CA 94041 Main: (877) 964-8867 Direct: (614) 594-9768 ri...@velocitysoftware.com <mailto:ri...@velocitysoftware.com> ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 ---------------------------------------------------------------------- For more information on Linux on System z, visit http://wiki.linuxvm.org/ The information contained in this e-mail, and any attachment, is confidential and is intended solely for the use of the intended recipient. Access, copying or re-use of the e-mail or any attachment, or any information contained therein, by any other person is not authorized. If you are not the intended recipient please return the e-mail to the sender and delete it from your computer. Although we attempt to sweep e-mail and attachments for viruses, we do not guarantee that either are virus-free and accept no liability for any damage sustained as a result of viruses. Please refer to http://disclaimer.bnymellon.com/eu.htm for certain disclosures relating to European legal entities. ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 ---------------------------------------------------------------------- For more information on Linux on System z, visit http://wiki.linuxvm.org/