Yes, we have. Dave Jousma Vice President | Director, Technology Engineering
From: IBM Mainframe Discussion List <[email protected]> on behalf of salva <[email protected]> Date: Tuesday, April 8, 2025 at 1:12 PM To: [email protected] <[email protected]> Subject: Re: Migrating Storage pools to EAV David, have you changed your Dataclass to extended format? Non-extended PS & VS will be allocated on track-managed space (cyl < 65520) on EAV vols. Regards, salva. El vie, 4 abr 2025 a las 16:20, Jousma, David (< [email protected]>) escribió: > So, we are finally biting the bullet and making 1TB EAV volumes our > standard for UCB relief, etc. One “habit” my Storage team over the years > had done to mask poor dataset allocations was to make the mainly used > DATACLAS multi-volume, with a max of 59 volumes. It was before my time, > but I’m 99% sure that was done to avoid x37 abends for max extents. Now > that we are going to EAV’s, we’ll be clearing off the mod-54’s and DISNEW > them. And with a 20-1 reduction in physical volumes, there will likely be > pools that had say 100 volumes, that could end up with just 5 EAV’s. > > I’m not a storage guy by craft, so am wondering if there is any magic dust > to help with this other than making the owners of the poorly allocated > files make adjustments to their allocations? > > Dave Jousma > Vice President | Director, Technology Engineering > This e-mail transmission contains information that is confidential and may be privileged. It is intended only for the addressee(s) named above. If you receive this e-mail in error, please do not read, copy or disseminate it in any manner. If you are not the intended recipient, any disclosure, copying, distribution or use of the contents of this information is prohibited. Please reply to the message immediately by informing the sender that the message was misdirected. After replying, please erase it from your computer system. Your assistance in correcting this error is appreciated. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
