DEFINE CLUSTER (NAME(A2MJAET.TEST.ZFS) -
CYL(1 1) SHAREOPTIONS(3) LINEAR)
IGD01009I ACSMC02W DATASET HAS BEEN ALLOCATED WITH STD0 MANAGEMENT CLASS
IGD01009I MSG07 MANAGEMENT CLASS ASSIGNED STD0
IGD17070I DATA SET A2MJAET.TEST.ZFS
ALLOCATED SUCCESSFULLY WITH 1 STRIPE(S).
IGD17172I DATA SET A2MJAET.TEST.ZFS
IS ELIGIBLE FOR EXTENDED ADDRESSABILITY
IDC0508I DATA ALLOCATION STATUS FOR VOLUME ITFA1H IS 0\
IDC0512I NAME GENERATED-(D) A2MJAET.TEST.ZFS.DATA
IDC0181I STORAGECLASS USED IS S1
IDC0181I MANAGEMENTCLASS USED IS STD0
IDC0181I DATACLASS USED IS EAVSAM
IDC0001I FUNCTION COMPLETED, HIGHEST CONDITION CODE WAS 0
IDC0002I IDCAMS PROCESSING COMPLETE. MAXIMUM CONDITION CODE WAS 0
mount filesystem('A2MJAET.TEST.ZFS') mountpoint('/u/A2MJAET/mount') type(zfs)
BPXF135E RETURN CODE 00000079, REASON CODE EF016C54. THE MOUNT FAILED FOR FILE
SYSTEM A2MJAET.TEST.ZFS.
zFS Mon Oct 28 19:01:32 EDT 2024
Description: The VSAM LDS is not formatted, is not marked as intended for zFS,
and cannot be formatted at mount.
Action: Format the VSAM LDS using the zfsadm format command and try the mount
again.
Sent from ProtonMail, Swiss-based encrypted email.
GPG Public Key -
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On Friday, October 24th, 2025 at 12:13 PM, Jousma, David
<[email protected]> wrote:
> Mark,
>
> This is not true. Just ran this today
>
> DEFINE CLUSTER(NAME(OMVSU.TEC1.DB2AAAS.SERVICE) -
> LINEAR -
> STORCLAS(SCSYSTEM) -
> MB(500) SHAREOPTIONS(3,3))
>
>
> _______________________________
>
> Dave Jousma
>
> Vice President | Director, Technology Engineering
>
> Fifth Third Bank | 1830 East Paris Ave, SE | Grand Rapids, MI 49546
>
>
>
>
>
>
> From: IBM Mainframe Discussion List [email protected] on behalf of
> Mark Jacobs [email protected]
>
> Date: Friday, October 24, 2025 at 12:05 PM
> To: [email protected] [email protected]
>
> Subject: Re: Configuring ZFS data sets
>
> CAUTION EXTERNAL EMAIL
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>
>
>
> Using LINEAR won't work. You need to specify ZFS if you use IDCAMS to define
> a zfs file system. Your template JCL is the older/original method of defining
> a ZFS file system. It still works, but IDCAMS IMHO is easier.
>
> Mark Jacobs
>
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>
>
> On Friday, October 24th, 2025 at 11:46 AM, Colin Paice
> [email protected] wrote:
>
> > I'm about to set up some new ZFS data sets
> > Is there any guidance on the best way of doing it?
> > - My DEFINE cluster has LINEAR - but I see there is a ZFS option. Does it
> > really make a difference?
> > - My template JCL has "-compat" in it. Is this recommended ?
> > Are there any performance options I should be enabling?
> > Colin
> >
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