Discussion:
ZFS file made bigger
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Crabtree, Anne D
2008-10-27 11:18:31 UTC
Permalink
After installing z/os v1r9, I converted the HFS files to ZFS files.
Now, I'm trying to put maintenance on and I am running out of space on
the root ZFS file. I tried defining a bigger vsam dataset and using
IOEAGFMT to format it. When I tried to use ADRDSSU DUMP/RESTORE
scenario to copy the smaller ZFS file to the larger one, it appeared to
have deleted my file and reallocated it. Although the new file was
somewhat bigger, I still run out of space on the RECEIVE job.

The linear dataset is only in 14 extents which is another source of
confusion to me. What is the correct way to make a ZFS file bigger?



Anne D. Crabtree

System Programmer

WV Office of Technology

1900 Kanawha Blvd East

Charleston, WV 25305

(304)558-5914 ext 58292

(304)558-1441 fax




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Miklos Szigetvari
2008-10-27 11:52:39 UTC
Permalink
Hi

From our experience:
- if you can avoid to put anything to the ROOT, ibest if it is read
only, and have only mount points.
- with the IOAGFMT you can incease the size of the ZFS, but maybe you
need to add more volumes to the cluster to enable to expand.
- if you restore an older version, you should have mount it , and copy
via pax or copytree to the new ZFS

zFS admin guide:
http://publibz.boulder.ibm.com/cgi-bin/bookmgr_OS390/BOOKS/FCXD5A71/CCONTENTS?SHELF=FCXD0A80&DN=SC24-5989-08&DT=20071218102506


Crabtree, Anne D wrote:

>After installing z/os v1r9, I converted the HFS files to ZFS files.
>Now, I'm trying to put maintenance on and I am running out of space on
>the root ZFS file. I tried defining a bigger vsam dataset and using
>IOEAGFMT to format it. When I tried to use ADRDSSU DUMP/RESTORE
>scenario to copy the smaller ZFS file to the larger one, it appeared to
>have deleted my file and reallocated it. Although the new file was
>somewhat bigger, I still run out of space on the RECEIVE job.
>
>The linear dataset is only in 14 extents which is another source of
>confusion to me. What is the correct way to make a ZFS file bigger?
>
>
>
>Anne D. Crabtree
>
>System Programmer
>
>WV Office of Technology
>
>1900 Kanawha Blvd East
>
>Charleston, WV 25305
>
>(304)558-5914 ext 58292
>
>(304)558-1441 fax
>
>
>
>
>----------------------------------------------------------------------
>For IBM-MAIN subscribe / signoff / archive access instructions,
>send email to ***@bama.ua.edu with the message: GET IBM-MAIN INFO
>Search the archives at http://bama.ua.edu/archives/ibm-main.html
>
>
>
>

--
Miklos Szigetvari

Development Team
ISIS Information Systems Gmbh
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Tidy, David , D
2008-10-27 13:25:12 UTC
Permalink
I've used the ISH ISPF shell - dropdown File systems; zfs aggregates;
Extend. It's nice and easy!


Best regards,
David Tidy Tel:(31)115-67-1745
IS Technical Management/SAP-Mf Fax:(31)115-67-1762
Dow Benelux B.V. Mailto:***@dow.com

-----Original Message-----
From: IBM Mainframe Discussion List [mailto:IBM-***@BAMA.UA.EDU] On
Behalf Of Crabtree, Anne D
Sent: 27 October 2008 12:18
To: IBM-***@BAMA.UA.EDU
Subject: ZFS file made bigger

After installing z/os v1r9, I converted the HFS files to ZFS files.
Now, I'm trying to put maintenance on and I am running out of space on
the root ZFS file. I tried defining a bigger vsam dataset and using
IOEAGFMT to format it. When I tried to use ADRDSSU DUMP/RESTORE
scenario to copy the smaller ZFS file to the larger one, it appeared to
have deleted my file and reallocated it. Although the new file was
somewhat bigger, I still run out of space on the RECEIVE job.

The linear dataset is only in 14 extents which is another source of
confusion to me. What is the correct way to make a ZFS file bigger?



Anne D. Crabtree

System Programmer

WV Office of Technology

1900 Kanawha Blvd East

Charleston, WV 25305

(304)558-5914 ext 58292

(304)558-1441 fax




----------------------------------------------------------------------
For IBM-MAIN subscribe / signoff / archive access instructions,
send email to ***@bama.ua.edu with the message: GET IBM-MAIN INFO
Search the archives at http://bama.ua.edu/archives/ibm-main.html

----------------------------------------------------------------------
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Crabtree, Anne D
2008-10-27 13:38:22 UTC
Permalink
Very helpful. Thanks!


-----Original Message-----
From: IBM Mainframe Discussion List [mailto:IBM-***@BAMA.UA.EDU] On
Behalf Of Tidy, David (D)
Sent: Monday, October 27, 2008 9:25 AM
To: IBM-***@BAMA.UA.EDU
Subject: Re: ZFS file made bigger

I've used the ISH ISPF shell - dropdown File systems; zfs aggregates;
Extend. It's nice and easy!


Best regards,
David Tidy Tel:(31)115-67-1745
IS Technical Management/SAP-Mf Fax:(31)115-67-1762
Dow Benelux B.V. Mailto:***@dow.com

-----Original Message-----
From: IBM Mainframe Discussion List [mailto:IBM-***@BAMA.UA.EDU] On
Behalf Of Crabtree, Anne D
Sent: 27 October 2008 12:18
To: IBM-***@BAMA.UA.EDU
Subject: ZFS file made bigger

After installing z/os v1r9, I converted the HFS files to ZFS files.
Now, I'm trying to put maintenance on and I am running out of space on
the root ZFS file. I tried defining a bigger vsam dataset and using
IOEAGFMT to format it. When I tried to use ADRDSSU DUMP/RESTORE
scenario to copy the smaller ZFS file to the larger one, it appeared to
have deleted my file and reallocated it. Although the new file was
somewhat bigger, I still run out of space on the RECEIVE job.

The linear dataset is only in 14 extents which is another source of
confusion to me. What is the correct way to make a ZFS file bigger?



Anne D. Crabtree

System Programmer

WV Office of Technology

1900 Kanawha Blvd East

Charleston, WV 25305

(304)558-5914 ext 58292

(304)558-1441 fax




----------------------------------------------------------------------
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send email to ***@bama.ua.edu with the message: GET IBM-MAIN INFO
Search the archives at http://bama.ua.edu/archives/ibm-main.html

----------------------------------------------------------------------
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